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Racing Radios Long Track System w/ Mobile Radio Racing Radios Long Track Mobile Radio system is trusted by more IMSA & NASCAR teams than any other manufacturer. This complete system is designed around the Motorola CM200D base unit, perfect for longer races because it uses vehicle power. No more rushing to change a battery in a splash-and-go pit stop. Racing Radios is synonymous with quality, and this system is the best they offer. The Long Track Radio System includes a custom-built car harness with a steering wheel Push To Talk (PTT) button and connection for driver's helmet. Also included is an external antenna kit that increases the range of reception, a driver's helmet kit and ear pieces will complete the car package. For your crew, we have a Motorola R2 analog handheld radio and the Racing Radios Classic headset with noise cancelling microphone. This is a complete system for one car and one crew member. Racing Radios Mobile Long Track Radio System Details Motorola CM200D Analog Radio Helmet kit (4 Conductor/Coil IMSA Style Helmet Kit) Push to Talk Button (Hole-through or Velcro Options) Driver Earpieces (Foam RRIEM19FF001) Car Harness (RCH-100010B-R) Antenna Kit Motorola MOTOTRBO R2 Analog Crew Member Package Includes: Motorola Analog MOTOTRBO R2 Radio Racing Radios Headset Motorola 2-Pin Headset Cable (RDH-950) Racing Radios Belt

Litespeed Racing GT7 Forged Magnesium Wheel Light, Stiff, and Strong: Pick All Three The Litespeed Racing GT7 Forged Magnesium wheel is their stiffest wheel design, and also one of Litespeed's lightest wheels. Road course and autocross racing require a very stiff, strong wheel. Wheel flex can hurt lap times just as much as added weight can. Countless hours of FEA computer simulations where devoted to fine tuning every aspect of the Litespeed GT7’s geometry, with a focus on high strength and stiffness. This FEA design also resulted in the Litespeed GT7 featuring deep spokes with side pocketing for weight reduction. Litespeed Racing wheels are competition-proven on tracks across the world, from road courses to autocross to quarter-mile and half-mile top speed races. Fully Forged From Magnesium Alloy In a quest to build the lightest wheel possible, Litespeed actually started with the obvious solution: carbon fiber. It's a seemingly magical material, with super-high tensile strength and super-low density. But the resulting wheel was not as light as expected, mainly because a lot of carbon needs to be added to make it safe enough to withstand impacts. Also, carbon fiber can't be formed into strong complex shapes like I-beams. Forged magnesium is the solution to these problems. Modern forged magnesium alloys are light years ahead of the old school “mag” wheels made from cast magnesium. Litespeed Racing’s proprietary forged magnesium alloy actually outperforms forged aluminum in both tensile strength and fatigue strength, while being a naturally lighter material. The result is forged magnesium monoblock wheels that, in many cases, are actually lighter than some OEM full carbon fiber wheels of the same size. Every Litespeed Racing wheel is custom made to fit your specifications for size, offset, color, finish, brake clearance and load rating. Once you've made your purchase, give us a call at (844) 438-7244 to select the specs, color and finish that suit your application! Priced per wheel Litespeed Racing GT7 Forged Monoblock Wheel Details One-piece forged magnesium alloy monoblock wheel Fully-forged magnesium alloy FEA-optimized design minimizes weight Superior strength, stiffness and fatigue resistance Customizable finish options Premium Litespeed Racing quality Priced per wheel

Call us any time at 844-438-7244 for Competition Motorsport-Exclusive Forgeline pricing you won't find anywhere else! Competition Motorsport offers FREE SHIPPING on all Forgeline Wheel Orders! Forgeline GS1 Wheels (5 Lug) Contact a wheel specialist today at 844-438-7244 to discuss the details of your custom Forgeline wheel build. We can guide you through sizing, offsets, finishes, and other details to make sure your Forgelines are perfectly suited to your needs! If you want to use the same wheel that has carried many top-level professional road racing teams to victory, but prefer a slightly less aggressive posture that is perhaps a bit more friendly for your street-driven sports car, then the GS1 is made for you! Based on our extremely successful GS1R wheels (which was originally designed for professional racing teams competing in the IMSA Continental Tire SportsCar Challenge Grand Sport (GS) class), the Forgeline GS1 combines the latest in advanced wheel technology, including one piece forged monoblock construction, motorsport engineered design, and I-beamed spokes. And just like the GS1R, the GS1 is engineered to withstand the rigors of top-level endurance racing with a 2100 lb street tire load rating and exceptional deflection stiffness. Though made from the same forgings and similar design as our race-winning GS1R (including the distinctive smooth chamfered outer edge), the GS1 forgoes the GS1R’s aggressive open-lug center area for a more traditional (perhaps “gentlemanly”) center design that accommodates our standard press-in aluminum center cap. The GS1 is machined from a single forging of 6061-T6 aluminum. It is currently available in 17, 18, 19, 20, 21, and 22-inch diameters with a range of widths and offsets. And just like any Forgeline wheel, the GS1 is available with fully customizable finish options.  One-Piece Monoblock Design Available in 18", 19", 20", 21" and 22" Concave Profile I-Beamed Spoke Technology Extreme Stiffness Extreme Fatigue Strength 2100 lb. Street-Tire Load Rating (per wheel) Lightweight Generous Brake Clearance Forged 6061-T6 Aluminum Includes Standard Aluminum Center Cap Customizable Finish Options Legendary Forgeline Quality

Stilo Helmets ST5 FN 8860-2018 FIA 8860 Certification valid to 2034 on these ST5 FN 8860 Carbon Fiber helmets The Stilo Helmets ST5 FN 8860-2018 carbon fiber helmet was designed for professional racers needing to satisfy the latest FIA 8860-2018 regulation. It's also the helmet of choice for drivers who won't compromise their safety, no matter where they're racing.  The Stilo ST5 FN 8860-2018 is among the lightest carbon fiber racing helmets on the market. While it lacks the side ports of the Stilo ST5 GT 8860-2018 Carbon Fiber Helmet, it can still be outfitted with electronics, top forced air, and a helmet eject system. Thanks to an innovative design incorporating mounting and routing for these options, integration is sleek and seamless with nothing protruding, hanging down, or otherwise getting in the way. When not in use, you don't even know they're there. Stilo Helmets ST5 FN 8860-2018 Note on Sizing We have found that customers who typically wear a size 59 in other brands are most comfortable in a Stilo size 60, which uses the large shell. Please order accordingly. Stilo Helmets ST5 FN 8860-2018 Details: FIA 8860-2018 certification Includes Stilo HANS posts Competition Motorsport Stilo Owner's Kit sold separately. Significantly lighter than previous Stilo helmets Sizing from 54cm-64cm Stilo ST5 shields are interchangeable across all ST5 helmets Eight top ventilation holes  Re-designed cheek pads are more contoured and comfortable than previous Stilo helmets Made from 100% medium-tensile carbon Weight (+/-30 g): Small shell 1200g (2.4 lbs) Large shell 1320g (2.7 lbs) If you want the absolute lightest FIA 8860-2018 helmet on the market, check out the amazing Stilo Helmets ST5 FN ZERO 8860-2018 ABP Carbon Helmet.

Stilo ST6 GT Carbon Fiber SA2025 Racing Helmet Notice - due to ongoing customs processing constraints, some sizes are currently on back order and may not ship for several weeks.  Rest assured we have hundreds of Stilo ST6 on order with the factory in Italy and will process incoming restock containers as quickly as possible.  If timing is critical for your delivery, please contact us to confirm current inventory levels of your desired size and color at time of order to confirm the shipment date.  Thank you for your patience and understanding. The legendary Stilo carbon helmet‚ lighter, cooler, clearer For over 25 years Stilo has led racing-helmet innovation, and the ST6 line marks a bold new chapter. With input from top programs, engineers refined the front and top aerodynamics for high-speed stability. The carbon ST6 prioritizes airflow, visibility, and comfort while maintaining modern safety standards. From track-tested aero to a dual-lock visor system, every detail is designed to give racers a performance edge. The ST6 improves on the market-leading ST5 in key areas: 10% lighter than Stilo ST5 26% more airflow than Stilo ST5 11% more visibility Refined liner and cheek pads More shell sizes for optimized weight Reworked visor construction for durability and easy care Updated visor hardware for reliability Stilo ST6 GT Carbon Helmet Features Puro Tech: Stilo's carbon fiber manufacturing process minimizes extra coatings to reduce mass without compromising protection. New shell size options: now offered in three shell sizes to deliver the smallest, lightest shell appropriate for your head size. Increased airflow design: redesigned front intake and top vents route air through EPS channels to reduce sweat and moisture. Increased downward visibility: a wider eyeport improves belt fastening and cockpit awareness. Interior comfort: reshaped cheek pads stabilize fit and comfort at speed. Injection-molded visor: clear optics with a washable high-performance anti-fog treatment. Dual visor lock: compliant with FIA standards in both closed and vent positions. Updated visor hardware: smoother actuation and easier installation; available in anodized finishes. Stilo Helmets ST6 GT Carbon Fiber Helmet Details Manufacturer: Stilo Helmets Manufacturer part number: AA0800AF1X Homologation: FIA 8858-2015 (FHR posts) Certification: Snell SA2025 Compatible shields: Stilo ST6 helmet shields Noise-attenuating earmuffs included Other Versions of the Stilo ST6 Racing Helmet Stilo ST6 FN SA2025 Carbon Fiber Helmet Stilo ST6 FN 8859-ABP Helmet Stilo ST6 FN Zero 8860-2018 Carbon Fiber Helmet Stilo ST6 FN Zero 8860-2018 ABP Carbon Fiber Helmet Stilo ST6 GT Composite Helmet Stilo ST6 FN 8859-ABP Carbon Fiber Helmet Stilo ST6 GT 8860 Carbon Fiber Helmet Stilo ST6 FN 8860 Carbon Fiber Helmet Stilo ST6 FN 8860-ABP Carbon Fiber Helmet Stilo ST6 GT ZERO 8860-2018 Carbon Fiber Helmet Measuring Your Head for Your New Stilo ST6 GT Carbon Fiber Helmet The most effective helmet is one that fits properly. Have an assistant measure the circumference of your head about an inch above your eyebrows, around the largest point at the back, and back to the front. Take multiple measurements and use the largest. What's Changing in SA2025 Auto Racing Helmets? SA2025 helmets are here, and while the changes may not be groundbreaking, they represent an important evolution in motorsport safety. According to the Snell Memorial Foundation, the SA2025 standard is an evolutionary update from SA2020‚ not a complete overhaul. Unlike the M2025 motorcycle standard, which adds rotational impact testing, the SA2025 auto racing helmet standard does not include rotational force requirements. Key SA2025 Helmet Safety Enhancements: Increased Impact Protection: SA2025 helmets are required to handle slightly higher impact speeds and achieve lower maximum peak G-force thresholds across all head-form sizes. Global FIA Alignment: These updated requirements bring the SA2025 standard into alignment with the new FIA 8859-2024 helmet safety regulation, creating more consistency across international motorsports. In short: SA2025 helmets are designed to offer enhanced linear impact protection, making them the safest Snell-rated auto racing helmets to date. Whether you're a competitive racer or a weekend track day enthusiast, upgrading to an SA2025-certified helmet ensures compliance with future racing regulations and gives you peace of mind at speed. Stilo ST6 GT Carbon SA2025 Helmet FAQs Is this Snell SA2025 certified? Yes, this listing reflects SA2025 certification. What's the difference between GT and FN? GT includes earmuffs for noise reduction and comms; FN is open-ear for maximum awareness and airflow. Can I use ST5 shields on the ST6? No. The ST6 uses its own shield family; choose ST6-specific shields and hardware. How should I choose my size? Measure head circumference and consult the pad chart; if between sizes, many drivers prefer the tighter fit for stability. This helmet will ship with signature required for delivery.

Stilo ST6 FN Carbon Fiber SA2025 Racing Helmet The Legendary Stilo Carbon Helmet - Forever Ahead For over 25 years, Stilo has led racing helmet innovation and the ST6 Carbon ushers in a bold new chapter. With input from top programs, engineers refined the front and top aerodynamics for stable performance at speed. Developed with drivers from Formula One and endurance racing, the ST6 reflects real-world needs at every level. The ST6 Carbon is among the lightest full-face helmets available, pairing airflow, visibility, and comfort with modern safety. From the track-tested aero to the dual-lock visor system, every update is aimed at confidence and consistency behind the wheel. The ST6 improves on the market-leading ST5 in key areas: 10% lighter than the Stilo ST5 26% more airflow than the Stilo ST5 11% more visibility Refined liner and cheek pads More shell sizes to optimize weight Reworked visor construction for durability and easy care Updated visor hardware for reliability Stilo ST6 Auto Racing Helmet Features Puro Tech: Stilo carbon process minimizes additional coatings to reduce mass while maintaining protection. New Shell Size Options: now offered in four shell sizes, the ST6 FN helps deliver the smallest, lightest shell appropriate for your head size. Increased Airflow Design: redesigned front ventilation and standard top venting route air through EPS channels to reduce sweat and moisture. Increased Downward Visibility: improved eyeport makes harness fastening faster and enhances situational awareness. Interior Comfort: reshaped cheek pads stabilize fit and comfort at speed. Injection Molded Visor: clear optics with a washable high-performance anti-fog treatment. Dual Visor Lock: complies with FIA standards in both closed and vent positions. Updated Visor Hardware: smoother actuation and easier installation; available in multiple anodized finishes. Stilo ST6 FN Carbon Fiber Helmet Details Manufacturer: Stilo Helmets Manufacturer part number: AA0810AF1X Homologation: FIA 8858-2015 Certification: Snell SA2025 Compatible shields: Stilo ST6 helmet shields Open-ear FN design (no earmuffs) for maximum awareness and cooling Other Versions of the Stilo ST6 Racing Helmet Stilo ST6 GT SA2025 Carbon Fiber Helmet Stilo Helmet ST6 FN 8859-ABP Helmet Stilo ST6 FN Zero 8860-2018 Carbon Fiber Helmet Stilo ST6 FN Zero ABP 8860-2018 Carbon Fiber Helmet Stilo ST6 GT Composite Helmet Stilo ST6 FN 8859-ABP Helmet Stilo ST6 GT 8860 Carbon Fiber Helmet Stilo ST6 FN 8860 Carbon Fiber Helmet Stilo ST6 FN 8860-ABP Carbon Fiber Helmet Stilo ST6 GT ZERO 8860-2018 Carbon Fiber Helmet What Changing in SA2025 Auto Racing Helmets? SA2025 helmets are here, and while the changes may not be groundbreaking, they represent an important evolution in motorsport safety. According to the Snell Memorial Foundation, the SA2025 standard is an evolutionary update from SA2020—not a complete overhaul. Unlike the M2025 motorcycle standard, which adds rotational impact testing, the SA2025 auto racing helmet standard does not include rotational force requirements. Key SA2025 Helmet Safety Enhancements: Increased Impact Protection: SA2025 helmets are required to handle slightly higher impact speeds and achieve lower maximum peak G-force thresholds across all head-form sizes. Global FIA Alignment: These updated requirements bring the SA2025 standard into alignment with the new FIA 8859-2024 helmet safety regulation, creating more consistency across international motorsports. In short: SA2025 helmets are designed to offer enhanced linear impact protection, making them the safest Snell-rated auto racing helmets to date. Whether you're a competitive racer or a weekend track day enthusiast, upgrading to an SA2025-certified helmet ensures compliance with future racing regulations and gives you peace of mind at speed. Stilo ST6 FN Carbon Fiber SA2025 Helmet FAQs: Is this helmet Snell SA2025 certified? Yes, this listing reflects SA2025 certification for U.S. auto racing. What does FN mean? FN is the open-ear version for maximum cockpit awareness and airflow; GT includes earmuffs for noise reduction and comms. Can I reuse my ST5 shields? No. The ST6 uses its own shield system; choose ST6-specific shields and hardware. How should I choose my size? Measure head circumference and consult the size/pad chart. If between sizes, many drivers prefer the tighter fit for stability. Measuring Your Head For Your New Stilo ST6 FN Carbon Fiber Helmet The most effective helmet is one that fits properly. Have an assistant measure around your head about an inch above the eyebrows, around the largest point at the back, and back to the front. Take multiple measurements and use the largest. This helmet will ship with signature required for delivery.

Stilo Helmets ST5 GT 8860-2018 Carbon Fiber Racing Helmet FIA 8860 Certification valid thru 2032 for these ST5 GT 8860 Carbon Fiber Helmets The Stilo Helmet ST5 GT 8860-2018 carbon helmet was designed for professional racers needing to satisfy the strictest FIA 8860-2018 regulations. It is also the helmet of choice for drivers who won’t compromise their safety, no matter what or where they’re racing. This certification provides an unparalleled level of puncture protection as well as impact resistance. A Premium Racing Helmet that is Ultralight and Adaptable The Stilo Helmet ST5 GT 8860-2018 is among the lightest carbon fiber racing helmets on the market. With its two integrated side ports, it can be outfitted with any combination of electronics, side- or top-forced air, hydration, and a helmet eject system. Thanks to Stilo's innovative design which incorporates mounting and routing for these options at the time of manufacture, integration is sleek and seamless. When not in use, you don't even know these features are there. Looking for increased visibility? The Stilo ST5 GT 8860-2018 has a taller and lower eyeport, giving you better visibility while not compromising your safety. Each visor has a center pinch-clip to make opening and closing easy, even while wearing nomex racing gloves. At Competition Motorsport, we've found that customers who typically wear a size 59 in other helmet brands are most comfortable in a Stilo size 60, which uses the large shell. Please order accordingly. Stilo ST5 GT 8860-2018 Carbon Fiber Helmet Details: Manufacturer: Stilo Helmets Model number: AA0700AG1R Homologation: FIA 8860-2018 Construction: 100% medium tensile carbon Stilo HANS posts: included Sizing: Extra Small through 3XL Compatible shields: Stilo ST5 Eight ventilation holes for Stilo Helmets Top Air systems Prepped for side and front drinking systems Weight (intercom included): Small shell (54-59cm) 1.37 kg, 3.0 lbs Large shell (60-64cm) 1.47 kg, 3.2 lbs Other Great FIA 8860-2018 Helmets From Stilo Stilo Helmets ST5 GT ZERO 8860-2018 Carbon Helmet Stilo Helmets ST5 N ZERO 8860-2018 Carbon Helmet Measuring Your Head The most effective helmet is one that fits properly. To measure your head, have an assistant use a dressmaker's tape or a piece of string to measure the circumference of your head. Start at a point about an inch above your eyebrows, looping around the back of your head at the point that results in the largest measurement, and finally then around to the front again. It's a good idea to take two or three measurements to make sure you have the largest one. This helmet will ship with signature required for delivery.

Stand21 Featherlite Frontal Head Restraint (FHR) The Featherlite from Stand21 is a breakthrough technological achievement in the FHR family, offering the absolute highest level of safety while weighing an incredible 310g (10.9 oz.) excluding padding. The use of very high strength carbon fiber combined with a more ergonomic design of the legs makes this FHR the safest, lightest, most comfortable head-and-neck safety device created to date. A revolutionary new integrated strap passage allows a flat curvature along the rear of the Stand21 Featherlite, alleviating uncomfortable interference between your helmet, the FHR device, and your seat. The Stand21 Featherlite is hugely popular among professionals as well as the most demanding amateur drivers. Four Bold New Colors Set Featherlite Apart The Stand21 Featherlite FHR is now available with Four fantastic new colored lacquer finishes over the carbon fiber in both gloss and matte finishes. The only HNR to offer colors, this further sets the Stand21 Featherlite apart from the ordinary. Stand21 Featherlite Frontal Head Restraint Details FIA 8858-2010 and SFI 38.1 certified Weight: 310 grams (11 oz.) Unprecedented curvature beam alleviating discomfort between the helmet, FHR, and seat/headrest Revolutionary integral strap passage Available in Medium and Large Available for 20° incline angles Supplied with black padding, sliding tether, and protective bag New, more ergonomic leg design

Brembo 2-Piece Slotted Rotors Porsche 992 Carrera S/4S/GTS (Rear) 350x28mm (13.8") 2-Piece disc complete axle set.  Pre-Assembled with all necessary hardware Included Track-Ready Performance, Street-Driven Reliability Upgrade your braking system with the Brembo Type 3 2-Piece Floating Rotors, precision-engineered for the Porsche 992 Carrera S, Carrera 4S, and GTS models equipped with standard iron brakes (non-PCCB). Designed for high-performance street driving, autocross, and track-day use, these rotors deliver enhanced thermal management, reduced unsprung weight, and longer pad life. Each rotor features a lightweight billet aluminum hat mated to a directionally slotted, heat-treated iron outer ring, optimizing brake cooling and rotor stability under extreme conditions. The floating design reduces stress transfer to the hub, helping to minimize cracking, coning, and distortion during repeated high-speed stops. With OE-matched dimensions, these rotors offer direct bolt-on fitment with no modifications required. Whether you're shaving seconds on the track or just want more confidence on the road, the Brembo 2-piece rotor set is the perfect upgrade to unleash the full potential of your 992 Carrera S, 4S, or GTS. Backed by competition-proven engineering and trusted by performance enthusiasts nationwide, this is the brake rotor solution serious drivers choose. Fits: 2020+ Porsche 992 Carrera S / 4S / GTS (excludes PCCB models) Lightweight 2-piece floating design with aluminum center hat Slotted surface for enhanced cooling and pad bite Reduces unsprung mass and improves rotor longevity Direct OEM replacement — no modification needed Track-tested for performance and durability Competition Motorsport is an Authorized dealer for Brembo products and we are one of the largest stocking dealers in the country.   The Brembo two piece rotor system is a direct rotor disc replacement for the oem hat and rotor  and is designed to be used with oem calipers with no modifications necessary. The 2-piece Brembo design allows for rotor only replacement to minimize replacement costs and deliver outstanding performance and cooling. Brembo 2-Piece Rotor FAQs How long do Brembo discs last? The usable life of a brake disc is influenced by a number of factors including vehicle weight, driving style, vehicle usage, brake pad material, and many others. Therefore a blanket disc lifetime cannot be given. However, when used in the same conditions, a Brembo disc should meet or exceed the life of the disc it replaces. It is important to periodically check the disc thickness, and replace the disc if it falls below the minimum allowed thickness. How does reducing weight of the braking system benefit the vehicle? The mass of any vehicle requires energy to accelerate or decelerate. Reducing vehicle mass improves acceleration and requires less energy to be dissipated during deceleration. Rotating mass requires additional energy in order to increase or decrease its speed of rotation. Therefore, decreasing the mass of the caliper is valuable due to its contribution to total vehicle mass. Decreasing the mass of the disc has an even greater benefit due to the fact that the disc must rotate as well. Additionally, the mass of the brake system is also unsprung mass. Reducing the unsprung mass has the additional benefit of improved suspension performance, resulting in enhanced ride and handling. Should new discs and pads be bedded in? The bedding procedure is an important step when installing new rotors and pads. Correctly bedded pads form a transfer layer of material on the surface of the disc which improves overall "bite" and performance. Without proper "pre-bedding" that simulates the correct heat and torque loads seen in actual driving conditions, a pad's true potential cannot be realized. This process will also ensure that the pads will produce a rotor finish with a consistent transfer layer which prevents "judder" from occurring. The Brembo Bedding Memo should be followed when installing a new Brembo system or new discs and / or street pads. For race friction and / or track use, please contact us for detailed information regarding the appropriate bedding procedure to follow. Some of the bushings in the two-piece disc assembly seem to be loose. The two-piece disc assemblies utilize a floating disc. The mounting system of the disc is designed to allow a specific amount of float in both the radial and axial directions. Brembo has engineered special springs that are used on every other fastener in order to slightly preload the assembly. This has been done to prevent excessive noise from the system during street use, while still maintaining the benefits of a floating disc. These springs can be seen when looking at the backside of the disc. The small screws on the backside of the disc are properly torqued during assembly and utilize thread lock compound to prevent loosening. They must not be tightened further. What is the difference between the systems Brembo offers? Brembo offers different levels for different applications, and for different budgets. There are currently three performance levels within the Brembo program. The first level is the Sport system. These kits include cross-drilled or slotted discs and high performance brake pads, and are direct replacements for the OEM components. The second level, the Gran Turismo system, upgrades the entire corner brake assembly. These kits combine fixed mount, 4, 6, or 8-piston aluminum calipers equipped with high performance brake pads, one or two piece directionally vented discs, and steel-braided brake lines. For those seeking a system for exclusive or nearly exclusive track use, the Race systems offer upgrades consisting of true racing components. Why are there so many holes in a cross-drilled disc? The number of holes in a cross-drilled disc is part of the engineered system. Brembo has done extensive testing with regards to the number of holes, their size, their location and their chamfering. This attention to detail is what truly sets Brembo apart in the world of braking. The same attention to detail that is delivered to the Ferrari Formula One effort is a component of the high performance program. The number of holes in a disc is in part a function of the size of the disc and the internal venting (if it is a vented disc). Why use a two-piece "floating" disc assembly? There are several reasons that a two-piece floating disc assembly is of benefit. First, by using an aluminum bell for the hub section of the disc saves a great deal of weight. Since this is both rotating and unsprung, it benefits the acceleration, braking, and handling of the vehicle. Secondly, it is better able to handle the large temperature changes that a brake disc experiences. In a two-piece floating disc assembly, the iron disc heats up uniformly, and the controlled float which is present allows for the differential expansion of the very hot brake disc, and the relatively cool aluminum bell. This allows the disc to be used under severe conditions without having a detrimental effect. Will a Brembo brake system work with my standard master cylinder, ABS, or traction control? Brembo brake systems are designed to work with your standard master cylinder, and do not hamper the function of your ABS or traction control system. Will I experience brake noise with Brembo brakes? Brembo makes every effort to test for and eliminate abnormal brake noise from the systems we offer. There are many factors that can contribute to abnormal brake noises, and while it is unlikely that a Brembo system will create noise, the engineering and customer service departments are available to answer questions and work to solve any noise issues which may arise. Please contact us if you have additional questions or concerns. How do I properly bed my new Brembo brake rotors? It is important to follow the proper brake bedding procedure following installation. This is necessary not only for optimum performance of the system, but also to avoid onset of judder (vibration felt through brake and steering).   The discs are delivered with a thin zinc coating to prevent corrosion. Prior to beginning the bedding procedure, this plating must be removed from the braking surfaces by driving the car slowly (under 30mph) and performing very light brake applications in order to remove the plating without generating heat. With too much heat or pedal pressure, this plating can be deposited unevenly on the disc, and impregnated into the pad, further increasing the likelihood of judder development. Once a visual inspection of the braking surfaces confirms that the plating has been evenly removed, begin with the bedding procedure as specified below. Drive vehicle to a remote area and perform at least 30 brake applications of 3 second duration. Use light/medium deceleration with varying starting speeds. Leave at least ½ mile between each brake application The purpose of this procedure is to gradually increase the temperature in the components without thermal shock, and to mate the brake pad and disc friction surfaces  After the repeated stops, drive the vehicle for several miles with little or no braking in order to adequately cool the components  The system is now ready for normal use  This entire procedure must be complete before driving the vehicle as normal. It is especially important that this process is completed before any extended same-speed driving is done (i.e. freeway travel). Failure to follow these instructions greatly increases the likelihood of judder development

Brembo 2-Piece Slotted Rotors Porsche 992 Carrera S/4S/GTS (Front) 350x34mm (13.8") 2-Piece disc complete axle set.  Pre-Assembled with all necessary hardware Included Track-Ready Performance, Street-Driven Reliability Upgrade your braking system with the Brembo Type 3 2-Piece Floating Rotors, precision-engineered for the Porsche 992 Carrera S, Carrera 4S, and GTS models equipped with standard iron brakes (non-PCCB). Designed for high-performance street driving, autocross, and track-day use, these rotors deliver enhanced thermal management, reduced unsprung weight, and longer pad life. Each rotor features a lightweight billet aluminum hat mated to a directionally slotted, heat-treated iron outer ring, optimizing brake cooling and rotor stability under extreme conditions. The floating design reduces stress transfer to the hub, helping to minimize cracking, coning, and distortion during repeated high-speed stops. With OE-matched dimensions, these rotors offer direct bolt-on fitment with no modifications required. Whether you're shaving seconds on the track or just want more confidence on the road, the Brembo 2-piece rotor set is the perfect upgrade to unleash the full potential of your 992 Carrera S, 4S, or GTS. Backed by competition-proven engineering and trusted by performance enthusiasts nationwide, this is the brake rotor solution serious drivers choose. Fits: 2020+ Porsche 992 Carrera S / 4S / GTS (excludes PCCB models) Lightweight 2-piece floating design with aluminum center hat Slotted surface for enhanced cooling and pad bite Reduces unsprung mass and improves rotor longevity Direct OEM replacement — no modification needed Track-tested for performance and durability Competition Motorsport is an Authorized dealer for Brembo products and we are one of the largest stocking dealers in the country.   The Brembo two piece rotor system is a direct rotor disc replacement for the oem hat and rotor  and is designed to be used with oem calipers with no modifications necessary. The 2-piece Brembo design allows for rotor only replacement to minimize replacement costs and deliver outstanding performance and cooling. Brembo 2-Piece Rotor FAQs How long do Brembo discs last? The usable life of a brake disc is influenced by a number of factors including vehicle weight, driving style, vehicle usage, brake pad material, and many others. Therefore a blanket disc lifetime cannot be given. However, when used in the same conditions, a Brembo disc should meet or exceed the life of the disc it replaces. It is important to periodically check the disc thickness, and replace the disc if it falls below the minimum allowed thickness. How does reducing weight of the braking system benefit the vehicle? The mass of any vehicle requires energy to accelerate or decelerate. Reducing vehicle mass improves acceleration and requires less energy to be dissipated during deceleration. Rotating mass requires additional energy in order to increase or decrease its speed of rotation. Therefore, decreasing the mass of the caliper is valuable due to its contribution to total vehicle mass. Decreasing the mass of the disc has an even greater benefit due to the fact that the disc must rotate as well. Additionally, the mass of the brake system is also unsprung mass. Reducing the unsprung mass has the additional benefit of improved suspension performance, resulting in enhanced ride and handling. Should new discs and pads be bedded in? The bedding procedure is an important step when installing new rotors and pads. Correctly bedded pads form a transfer layer of material on the surface of the disc which improves overall "bite" and performance. Without proper "pre-bedding" that simulates the correct heat and torque loads seen in actual driving conditions, a pad's true potential cannot be realized. This process will also ensure that the pads will produce a rotor finish with a consistent transfer layer which prevents "judder" from occurring. The Brembo Bedding Memo should be followed when installing a new Brembo system or new discs and / or street pads. For race friction and / or track use, please contact us for detailed information regarding the appropriate bedding procedure to follow. Some of the bushings in the two-piece disc assembly seem to be loose. The two-piece disc assemblies utilize a floating disc. The mounting system of the disc is designed to allow a specific amount of float in both the radial and axial directions. Brembo has engineered special springs that are used on every other fastener in order to slightly preload the assembly. This has been done to prevent excessive noise from the system during street use, while still maintaining the benefits of a floating disc. These springs can be seen when looking at the backside of the disc. The small screws on the backside of the disc are properly torqued during assembly and utilize thread lock compound to prevent loosening. They must not be tightened further. What is the difference between the systems Brembo offers? Brembo offers different levels for different applications, and for different budgets. There are currently three performance levels within the Brembo program. The first level is the Sport system. These kits include cross-drilled or slotted discs and high performance brake pads, and are direct replacements for the OEM components. The second level, the Gran Turismo system, upgrades the entire corner brake assembly. These kits combine fixed mount, 4, 6, or 8-piston aluminum calipers equipped with high performance brake pads, one or two piece directionally vented discs, and steel-braided brake lines. For those seeking a system for exclusive or nearly exclusive track use, the Race systems offer upgrades consisting of true racing components. Why are there so many holes in a cross-drilled disc? The number of holes in a cross-drilled disc is part of the engineered system. Brembo has done extensive testing with regards to the number of holes, their size, their location and their chamfering. This attention to detail is what truly sets Brembo apart in the world of braking. The same attention to detail that is delivered to the Ferrari Formula One effort is a component of the high performance program. The number of holes in a disc is in part a function of the size of the disc and the internal venting (if it is a vented disc). Why use a two-piece "floating" disc assembly? There are several reasons that a two-piece floating disc assembly is of benefit. First, by using an aluminum bell for the hub section of the disc saves a great deal of weight. Since this is both rotating and unsprung, it benefits the acceleration, braking, and handling of the vehicle. Secondly, it is better able to handle the large temperature changes that a brake disc experiences. In a two-piece floating disc assembly, the iron disc heats up uniformly, and the controlled float which is present allows for the differential expansion of the very hot brake disc, and the relatively cool aluminum bell. This allows the disc to be used under severe conditions without having a detrimental effect. Will a Brembo brake system work with my standard master cylinder, ABS, or traction control? Brembo brake systems are designed to work with your standard master cylinder, and do not hamper the function of your ABS or traction control system. Will I experience brake noise with Brembo brakes? Brembo makes every effort to test for and eliminate abnormal brake noise from the systems we offer. There are many factors that can contribute to abnormal brake noises, and while it is unlikely that a Brembo system will create noise, the engineering and customer service departments are available to answer questions and work to solve any noise issues which may arise. Please contact us if you have additional questions or concerns. How do I properly bed my new Brembo brake rotors? It is important to follow the proper brake bedding procedure following installation. This is necessary not only for optimum performance of the system, but also to avoid onset of judder (vibration felt through brake and steering).   The discs are delivered with a thin zinc coating to prevent corrosion. Prior to beginning the bedding procedure, this plating must be removed from the braking surfaces by driving the car slowly (under 30mph) and performing very light brake applications in order to remove the plating without generating heat. With too much heat or pedal pressure, this plating can be deposited unevenly on the disc, and impregnated into the pad, further increasing the likelihood of judder development. Once a visual inspection of the braking surfaces confirms that the plating has been evenly removed, begin with the bedding procedure as specified below. Drive vehicle to a remote area and perform at least 30 brake applications of 3 second duration. Use light/medium deceleration with varying starting speeds. Leave at least ½ mile between each brake application The purpose of this procedure is to gradually increase the temperature in the components without thermal shock, and to mate the brake pad and disc friction surfaces  After the repeated stops, drive the vehicle for several miles with little or no braking in order to adequately cool the components  The system is now ready for normal use  This entire procedure must be complete before driving the vehicle as normal. It is especially important that this process is completed before any extended same-speed driving is done (i.e. freeway travel). Failure to follow these instructions greatly increases the likelihood of judder development

Brembo 2-Piece Slotted Rotors Porsche 991 GT3 / GT3RS non-PCCB (Rear) Fit The Following Cars (w/ OEM Iron Rotors) Porsche 991 911 GT3/GT3RS (Rear) Brembo 2-piece Competition cross-drilled rear disc pair for iron discs 380mm x 34mm (15.00" x 1.34") 72 Vane, D66 Huge increase in airflow, cooling capacity, and durability vs. OEM discs Saves 2 lbs. unsprung weight per side vs. OEM iron discs Designed for: club racing, time trial, auto-x, HPDE Works with OEM calipers, no modifications required Ultralight, fully floating, anodized billet aluminum hat with float control/anti-rattle clips 380x30mm (15") 2-Piece disc complete axle set.  Pre-Assembled with all necessary hardware Included Track-Ready Performance, Street-Driven Reliability Upgrade your braking system with the Brembo Type 3 or Type 5 2-Piece Floating Rotors, precision-engineered for the Porsche 991 GT3/GT3RS (non-pccb) models equipped with standard iron brakes (non-PCCB). Designed for high-performance street driving, autocross, and track-day use, these rotors deliver enhanced thermal management, reduced unsprung weight, and longer pad life. Each rotor features Vented Curved 48 Vanes, a lightweight billet aluminum hat mated to a directionally slotted, heat-treated iron outer ring, optimizing brake cooling and rotor stability under extreme conditions. Advanced high carbon alloy / corrosion resistant plating for performance and durability.  The floating design with floating D-Bobbin with anti rattle springs reduces stress transfer to the hub, helping to minimize cracking, coning, and distortion during repeated high-speed stops. With OE-matched dimensions, these rotors offer direct bolt-on fitment with no modifications required. Whether you're shaving seconds on the track or just want more confidence on the road, the Brembo 2-piece rotor set is the perfect upgrade to unleash the full potential of your 991 911 Carrera Turbo (non-pccb). Backed by competition-proven engineering and trusted by performance enthusiasts nationwide, this is the brake rotor solution serious drivers choose. Fits: 2014-2019 Porsche 991 GT3/GT3RS (excludes PCCB models) Lightweight 2-piece floating design with aluminum center hat Slotted surface for enhanced cooling and pad bite Reduces unsprung mass and improves rotor longevity Direct OEM replacement — no modification needed Track-tested for performance and durability Competition Motorsport is an Authorized dealer for Brembo products and we are one of the largest stocking dealers in the country.   The Brembo two piece rotor system is a direct rotor disc replacement for the oem hat and rotor and is designed to be used with oem calipers with no modifications necessary.   This system consists of 2-Piece disc assemblies which directly replace the OEM discs. To be used with OEM calipers. Brembo GT Systems are designed for vehicles at original ride height. Increased ride height is not compatible with the brake lines included in these systems. The 2-piece Brembo design allows for rotor only replacement to minimize replacement costs and deliver outstanding performance and cooling. Brembo 2-Piece Rotor FAQs How long do Brembo discs last? The usable life of a brake disc is influenced by a number of factors including vehicle weight, driving style, vehicle usage, brake pad material, and many others. Therefore a blanket disc lifetime cannot be given. However, when used in the same conditions, a Brembo disc should meet or exceed the life of the disc it replaces. It is important to periodically check the disc thickness, and replace the disc if it falls below the minimum allowed thickness. How does reducing weight of the braking system benefit the vehicle? The mass of any vehicle requires energy to accelerate or decelerate. Reducing vehicle mass improves acceleration and requires less energy to be dissipated during deceleration. Rotating mass requires additional energy in order to increase or decrease its speed of rotation. Therefore, decreasing the mass of the caliper is valuable due to its contribution to total vehicle mass. Decreasing the mass of the disc has an even greater benefit due to the fact that the disc must rotate as well. Additionally, the mass of the brake system is also unsprung mass. Reducing the unsprung mass has the additional benefit of improved suspension performance, resulting in enhanced ride and handling. Should new discs and pads be bedded in? The bedding procedure is an important step when installing new rotors and pads. Correctly bedded pads form a transfer layer of material on the surface of the disc which improves overall "bite" and performance. Without proper "pre-bedding" that simulates the correct heat and torque loads seen in actual driving conditions, a pad's true potential cannot be realized. This process will also ensure that the pads will produce a rotor finish with a consistent transfer layer which prevents "judder" from occurring. The Brembo Bedding Memo should be followed when installing a new Brembo system or new discs and / or street pads. For race friction and / or track use, please contact us for detailed information regarding the appropriate bedding procedure to follow. Some of the bushings in the two-piece disc assembly seem to be loose. The two-piece disc assemblies utilize a floating disc. The mounting system of the disc is designed to allow a specific amount of float in both the radial and axial directions. Brembo has engineered special springs that are used on every other fastener in order to slightly preload the assembly. This has been done to prevent excessive noise from the system during street use, while still maintaining the benefits of a floating disc. These springs can be seen when looking at the backside of the disc. The small screws on the backside of the disc are properly torqued during assembly and utilize thread lock compound to prevent loosening. They must not be tightened further. What is the difference between the systems Brembo offers? Brembo offers different levels for different applications, and for different budgets. There are currently three performance levels within the Brembo program. The first level is the Sport system. These kits include cross-drilled or slotted discs and high performance brake pads, and are direct replacements for the OEM components. The second level, the Gran Turismo system, upgrades the entire corner brake assembly. These kits combine fixed mount, 4, 6, or 8-piston aluminum calipers equipped with high performance brake pads, one or two piece directionally vented discs, and steel-braided brake lines. For those seeking a system for exclusive or nearly exclusive track use, the Race systems offer upgrades consisting of true racing components. Why are there so many holes in a cross-drilled disc? The number of holes in a cross-drilled disc is part of the engineered system. Brembo has done extensive testing with regards to the number of holes, their size, their location and their chamfering. This attention to detail is what truly sets Brembo apart in the world of braking. The same attention to detail that is delivered to the Ferrari Formula One effort is a component of the high performance program. The number of holes in a disc is in part a function of the size of the disc and the internal venting (if it is a vented disc). Why use a two-piece "floating" disc assembly? There are several reasons that a two-piece floating disc assembly is of benefit. First, by using an aluminum bell for the hub section of the disc saves a great deal of weight. Since this is both rotating and unsprung, it benefits the acceleration, braking, and handling of the vehicle. Secondly, it is better able to handle the large temperature changes that a brake disc experiences. In a two-piece floating disc assembly, the iron disc heats up uniformly, and the controlled float which is present allows for the differential expansion of the very hot brake disc, and the relatively cool aluminum bell. This allows the disc to be used under severe conditions without having a detrimental effect. Will a Brembo brake system work with my standard master cylinder, ABS, or traction control? Brembo brake systems are designed to work with your standard master cylinder, and do not hamper the function of your ABS or traction control system. Will I experience brake noise with Brembo brakes? Brembo makes every effort to test for and eliminate abnormal brake noise from the systems we offer. There are many factors that can contribute to abnormal brake noises, and while it is unlikely that a Brembo system will create noise, the engineering and customer service departments are available to answer questions and work to solve any noise issues which may arise. Please contact us if you have additional questions or concerns. How do I properly bed my new Brembo brake rotors? It is important to follow the proper brake bedding procedure following installation. This is necessary not only for optimum performance of the system, but also to avoid onset of judder (vibration felt through brake and steering).   The discs are delivered with a thin zinc coating to prevent corrosion. Prior to beginning the bedding procedure, this plating must be removed from the braking surfaces by driving the car slowly (under 30mph) and performing very light brake applications in order to remove the plating without generating heat. With too much heat or pedal pressure, this plating can be deposited unevenly on the disc, and impregnated into the pad, further increasing the likelihood of judder development. Once a visual inspection of the braking surfaces confirms that the plating has been evenly removed, begin with the bedding procedure as specified below. Drive vehicle to a remote area and perform at least 30 brake applications of 3 second duration. Use light/medium deceleration with varying starting speeds. Leave at least ½ mile between each brake application The purpose of this procedure is to gradually increase the temperature in the components without thermal shock, and to mate the brake pad and disc friction surfaces  After the repeated stops, drive the vehicle for several miles with little or no braking in order to adequately cool the components  The system is now ready for normal use  This entire procedure must be complete before driving the vehicle as normal. It is especially important that this process is completed before any extended same-speed driving is done (i.e. freeway travel). Failure to follow these instructions greatly increases the likelihood of judder development

Brembo 2-Piece Slotted Rotors Porsche 991 GT3/GT3RS non-PCCB (Front) Fit The Following Cars (w/ OEM Iron Rotors) Porsche 991 911 GT3/GT3RS (Front) Brembo 2-piece Competition cross-drilled front disc pair for iron discs 380mm x 34mm (15.00" x 1.34") 72 Vane, D66 Huge increase in airflow, cooling capacity, and durability vs. OEM discs Saves 2 lbs. unsprung weight per side vs. OEM iron discs Designed for: club racing, time trial, auto-x, HPDE Works with OEM calipers, no modifications required Ultralight, fully floating, anodized billet aluminum hat with float control/anti-rattle clips Sold/priced per pair. 380x34mm (15") 2-Piece disc complete axle set.  Pre-Assembled with all necessary hardware Included Track-Ready Performance, Street-Driven Reliability Upgrade your braking system with the Brembo Type 3 or Type 5 2-Piece Floating Rotors, precision-engineered for the Porsche 991 GT3 GT3RS(non-pccb) models equipped with standard iron brakes (non-PCCB). Designed for high-performance street driving, autocross, and track-day use, these rotors deliver enhanced thermal management, reduced unsprung weight, and longer pad life. Each rotor features Vented Curved 72 Vanes, a lightweight billet aluminum hat mated to a directionally slotted, heat-treated iron outer ring, optimizing brake cooling and rotor stability under extreme conditions. Advanced high carbon alloy / corrosion resistant plating for performance and durability.  The floating design with floating D-Bobbin with anti rattle springs reduces stress transfer to the hub, helping to minimize cracking, coning, and distortion during repeated high-speed stops. With OE-matched dimensions, these rotors offer direct bolt-on fitment with no modifications required. Whether you're shaving seconds on the track or just want more confidence on the road, the Brembo 2-piece rotor set is the perfect upgrade to unleash the full potential of your 991 GT3 GT3RS (non-pccb). Backed by competition-proven engineering and trusted by performance enthusiasts nationwide, this is the brake rotor solution serious drivers choose. Competition Motorsport is an Authorized dealer for Brembo products and we are one of the largest stocking dealers in the country.   The Brembo two piece rotor system is a direct rotor disc replacement for the oem hat and rotor and is designed to be used with oem calipers with no modifications necessary.   This system consists of 2-Piece disc assemblies which directly replace the OEM discs. To be used with OEM calipers. Brembo GT Systems are designed for vehicles at original ride height. Increased ride height is not compatible with the brake lines included in these systems. The 2-piece Brembo design allows for rotor only replacement to minimize replacement costs and deliver outstanding performance and cooling. Brembo 2-Piece Rotor FAQs How long do Brembo discs last? The usable life of a brake disc is influenced by a number of factors including vehicle weight, driving style, vehicle usage, brake pad material, and many others. Therefore a blanket disc lifetime cannot be given. However, when used in the same conditions, a Brembo disc should meet or exceed the life of the disc it replaces. It is important to periodically check the disc thickness, and replace the disc if it falls below the minimum allowed thickness. How does reducing weight of the braking system benefit the vehicle? The mass of any vehicle requires energy to accelerate or decelerate. Reducing vehicle mass improves acceleration and requires less energy to be dissipated during deceleration. Rotating mass requires additional energy in order to increase or decrease its speed of rotation. Therefore, decreasing the mass of the caliper is valuable due to its contribution to total vehicle mass. Decreasing the mass of the disc has an even greater benefit due to the fact that the disc must rotate as well. Additionally, the mass of the brake system is also unsprung mass. Reducing the unsprung mass has the additional benefit of improved suspension performance, resulting in enhanced ride and handling. Should new discs and pads be bedded in? The bedding procedure is an important step when installing new rotors and pads. Correctly bedded pads form a transfer layer of material on the surface of the disc which improves overall "bite" and performance. Without proper "pre-bedding" that simulates the correct heat and torque loads seen in actual driving conditions, a pad's true potential cannot be realized. This process will also ensure that the pads will produce a rotor finish with a consistent transfer layer which prevents "judder" from occurring. The Brembo Bedding Memo should be followed when installing a new Brembo system or new discs and / or street pads. For race friction and / or track use, please contact us for detailed information regarding the appropriate bedding procedure to follow. Some of the bushings in the two-piece disc assembly seem to be loose. The two-piece disc assemblies utilize a floating disc. The mounting system of the disc is designed to allow a specific amount of float in both the radial and axial directions. Brembo has engineered special springs that are used on every other fastener in order to slightly preload the assembly. This has been done to prevent excessive noise from the system during street use, while still maintaining the benefits of a floating disc. These springs can be seen when looking at the backside of the disc. The small screws on the backside of the disc are properly torqued during assembly and utilize thread lock compound to prevent loosening. They must not be tightened further. What is the difference between the systems Brembo offers? Brembo offers different levels for different applications, and for different budgets. There are currently three performance levels within the Brembo program. The first level is the Sport system. These kits include cross-drilled or slotted discs and high performance brake pads, and are direct replacements for the OEM components. The second level, the Gran Turismo system, upgrades the entire corner brake assembly. These kits combine fixed mount, 4, 6, or 8-piston aluminum calipers equipped with high performance brake pads, one or two piece directionally vented discs, and steel-braided brake lines. For those seeking a system for exclusive or nearly exclusive track use, the Race systems offer upgrades consisting of true racing components. Why are there so many holes in a cross-drilled disc? The number of holes in a cross-drilled disc is part of the engineered system. Brembo has done extensive testing with regards to the number of holes, their size, their location and their chamfering. This attention to detail is what truly sets Brembo apart in the world of braking. The same attention to detail that is delivered to the Ferrari Formula One effort is a component of the high performance program. The number of holes in a disc is in part a function of the size of the disc and the internal venting (if it is a vented disc). Why use a two-piece "floating" disc assembly? There are several reasons that a two-piece floating disc assembly is of benefit. First, by using an aluminum bell for the hub section of the disc saves a great deal of weight. Since this is both rotating and unsprung, it benefits the acceleration, braking, and handling of the vehicle. Secondly, it is better able to handle the large temperature changes that a brake disc experiences. In a two-piece floating disc assembly, the iron disc heats up uniformly, and the controlled float which is present allows for the differential expansion of the very hot brake disc, and the relatively cool aluminum bell. This allows the disc to be used under severe conditions without having a detrimental effect. Will a Brembo brake system work with my standard master cylinder, ABS, or traction control? Brembo brake systems are designed to work with your standard master cylinder, and do not hamper the function of your ABS or traction control system. Will I experience brake noise with Brembo brakes? Brembo makes every effort to test for and eliminate abnormal brake noise from the systems we offer. There are many factors that can contribute to abnormal brake noises, and while it is unlikely that a Brembo system will create noise, the engineering and customer service departments are available to answer questions and work to solve any noise issues which may arise. Please contact us if you have additional questions or concerns. How do I properly bed my new Brembo brake rotors? It is important to follow the proper brake bedding procedure following installation. This is necessary not only for optimum performance of the system, but also to avoid onset of judder (vibration felt through brake and steering).   The discs are delivered with a thin zinc coating to prevent corrosion. Prior to beginning the bedding procedure, this plating must be removed from the braking surfaces by driving the car slowly (under 30mph) and performing very light brake applications in order to remove the plating without generating heat. With too much heat or pedal pressure, this plating can be deposited unevenly on the disc, and impregnated into the pad, further increasing the likelihood of judder development. Once a visual inspection of the braking surfaces confirms that the plating has been evenly removed, begin with the bedding procedure as specified below. Drive vehicle to a remote area and perform at least 30 brake applications of 3 second duration. Use light/medium deceleration with varying starting speeds. Leave at least ½ mile between each brake application The purpose of this procedure is to gradually increase the temperature in the components without thermal shock, and to mate the brake pad and disc friction surfaces  After the repeated stops, drive the vehicle for several miles with little or no braking in order to adequately cool the components  The system is now ready for normal use  This entire procedure must be complete before driving the vehicle as normal. It is especially important that this process is completed before any extended same-speed driving is done (i.e. freeway travel). Failure to follow these instructions greatly increases the likelihood of judder development

Brembo 2-Piece Slotted Rotors Porsche 991 911 Turbo non-PCCB (Rear) Fit The Following Cars (w/ OEM Iron Rotors) Porsche 991 911 Turbo (Rear) Brembo 2-piece Competition cross-drilled front disc pair for iron discs 380mm x 30mm (15.00" x 1.25") 72 Vane, D66 Huge increase in airflow, cooling capacity, and durability vs. OEM discs Saves 2 lbs. unsprung weight per side vs. OEM iron discs Designed for: club racing, time trial, auto-x, HPDE Works with OEM calipers, no modifications required Ultralight, fully floating, anodized billet aluminum hat with float control/anti-rattle clips Sold/priced per pair. 380x30mm (15") 2-Piece disc complete axle set.  Pre-Assembled with all necessary hardware Included Track-Ready Performance, Street-Driven Reliability Upgrade your braking system with the Brembo Type 3 or Type 5 2-Piece Floating Rotors, precision-engineered for the Porsche 991 Turbo (non-pccb) models equipped with standard iron brakes (non-PCCB). Designed for high-performance street driving, autocross, and track-day use, these rotors deliver enhanced thermal management, reduced unsprung weight, and longer pad life. Each rotor features Vented Curved 72 Vanes, a lightweight billet aluminum hat mated to a directionally slotted, heat-treated iron outer ring, optimizing brake cooling and rotor stability under extreme conditions. Advanced high carbon alloy / corrosion resistant plating for performance and durability.  The floating design with floating D-Bobbin with anti rattle springs reduces stress transfer to the hub, helping to minimize cracking, coning, and distortion during repeated high-speed stops. With OE-matched dimensions, these rotors offer direct bolt-on fitment with no modifications required. Whether you're shaving seconds on the track or just want more confidence on the road, the Brembo 2-piece rotor set is the perfect upgrade to unleash the full potential of your 991 Turbo (non-pccb). Backed by competition-proven engineering and trusted by performance enthusiasts nationwide, this is the brake rotor solution serious drivers choose. Competition Motorsport is an Authorized dealer for Brembo products and we are one of the largest stocking dealers in the country.   The Brembo two piece rotor system is a direct rotor disc replacement for the oem hat and rotor and is designed to be used with oem calipers with no modifications necessary.   This system consists of 2-Piece disc assemblies which directly replace the OEM discs. To be used with OEM calipers. Brembo GT Systems are designed for vehicles at original ride height. Increased ride height is not compatible with the brake lines included in these systems. The 2-piece Brembo design allows for rotor only replacement to minimize replacement costs and deliver outstanding performance and cooling. Brembo 2-Piece Rotor FAQs How long do Brembo discs last? The usable life of a brake disc is influenced by a number of factors including vehicle weight, driving style, vehicle usage, brake pad material, and many others. Therefore a blanket disc lifetime cannot be given. However, when used in the same conditions, a Brembo disc should meet or exceed the life of the disc it replaces. It is important to periodically check the disc thickness, and replace the disc if it falls below the minimum allowed thickness. How does reducing weight of the braking system benefit the vehicle? The mass of any vehicle requires energy to accelerate or decelerate. Reducing vehicle mass improves acceleration and requires less energy to be dissipated during deceleration. Rotating mass requires additional energy in order to increase or decrease its speed of rotation. Therefore, decreasing the mass of the caliper is valuable due to its contribution to total vehicle mass. Decreasing the mass of the disc has an even greater benefit due to the fact that the disc must rotate as well. Additionally, the mass of the brake system is also unsprung mass. Reducing the unsprung mass has the additional benefit of improved suspension performance, resulting in enhanced ride and handling. Should new discs and pads be bedded in? The bedding procedure is an important step when installing new rotors and pads. Correctly bedded pads form a transfer layer of material on the surface of the disc which improves overall "bite" and performance. Without proper "pre-bedding" that simulates the correct heat and torque loads seen in actual driving conditions, a pad's true potential cannot be realized. This process will also ensure that the pads will produce a rotor finish with a consistent transfer layer which prevents "judder" from occurring. The Brembo Bedding Memo should be followed when installing a new Brembo system or new discs and / or street pads. For race friction and / or track use, please contact us for detailed information regarding the appropriate bedding procedure to follow. Some of the bushings in the two-piece disc assembly seem to be loose. The two-piece disc assemblies utilize a floating disc. The mounting system of the disc is designed to allow a specific amount of float in both the radial and axial directions. Brembo has engineered special springs that are used on every other fastener in order to slightly preload the assembly. This has been done to prevent excessive noise from the system during street use, while still maintaining the benefits of a floating disc. These springs can be seen when looking at the backside of the disc. The small screws on the backside of the disc are properly torqued during assembly and utilize thread lock compound to prevent loosening. They must not be tightened further. What is the difference between the systems Brembo offers? Brembo offers different levels for different applications, and for different budgets. There are currently three performance levels within the Brembo program. The first level is the Sport system. These kits include cross-drilled or slotted discs and high performance brake pads, and are direct replacements for the OEM components. The second level, the Gran Turismo system, upgrades the entire corner brake assembly. These kits combine fixed mount, 4, 6, or 8-piston aluminum calipers equipped with high performance brake pads, one or two piece directionally vented discs, and steel-braided brake lines. For those seeking a system for exclusive or nearly exclusive track use, the Race systems offer upgrades consisting of true racing components. Why are there so many holes in a cross-drilled disc? The number of holes in a cross-drilled disc is part of the engineered system. Brembo has done extensive testing with regards to the number of holes, their size, their location and their chamfering. This attention to detail is what truly sets Brembo apart in the world of braking. The same attention to detail that is delivered to the Ferrari Formula One effort is a component of the high performance program. The number of holes in a disc is in part a function of the size of the disc and the internal venting (if it is a vented disc). Why use a two-piece "floating" disc assembly? There are several reasons that a two-piece floating disc assembly is of benefit. First, by using an aluminum bell for the hub section of the disc saves a great deal of weight. Since this is both rotating and unsprung, it benefits the acceleration, braking, and handling of the vehicle. Secondly, it is better able to handle the large temperature changes that a brake disc experiences. In a two-piece floating disc assembly, the iron disc heats up uniformly, and the controlled float which is present allows for the differential expansion of the very hot brake disc, and the relatively cool aluminum bell. This allows the disc to be used under severe conditions without having a detrimental effect. Will a Brembo brake system work with my standard master cylinder, ABS, or traction control? Brembo brake systems are designed to work with your standard master cylinder, and do not hamper the function of your ABS or traction control system. Will I experience brake noise with Brembo brakes? Brembo makes every effort to test for and eliminate abnormal brake noise from the systems we offer. There are many factors that can contribute to abnormal brake noises, and while it is unlikely that a Brembo system will create noise, the engineering and customer service departments are available to answer questions and work to solve any noise issues which may arise. Please contact us if you have additional questions or concerns. How do I properly bed my new Brembo brake rotors? It is important to follow the proper brake bedding procedure following installation. This is necessary not only for optimum performance of the system, but also to avoid onset of judder (vibration felt through brake and steering).   The discs are delivered with a thin zinc coating to prevent corrosion. Prior to beginning the bedding procedure, this plating must be removed from the braking surfaces by driving the car slowly (under 30mph) and performing very light brake applications in order to remove the plating without generating heat. With too much heat or pedal pressure, this plating can be deposited unevenly on the disc, and impregnated into the pad, further increasing the likelihood of judder development. Once a visual inspection of the braking surfaces confirms that the plating has been evenly removed, begin with the bedding procedure as specified below. Drive vehicle to a remote area and perform at least 30 brake applications of 3 second duration. Use light/medium deceleration with varying starting speeds. Leave at least ½ mile between each brake application The purpose of this procedure is to gradually increase the temperature in the components without thermal shock, and to mate the brake pad and disc friction surfaces  After the repeated stops, drive the vehicle for several miles with little or no braking in order to adequately cool the components  The system is now ready for normal use  This entire procedure must be complete before driving the vehicle as normal. It is especially important that this process is completed before any extended same-speed driving is done (i.e. freeway travel). Failure to follow these instructions greatly increases the likelihood of judder development

Brembo 2-Piece Slotted Rotors Porsche 991 911 Turbo non-PCCB (Front) Fit The Following Cars (w/ OEM Iron Rotors) Porsche 991 911 Turbo (Front) Brembo 2-piece Competition cross-drilled front disc pair for iron discs 380mm x 34mm (15.00" x 1.36") 72 Vane, D66 Huge increase in airflow, cooling capacity, and durability vs. OEM discs Saves 2 lbs. unsprung weight per side vs. OEM iron discs Designed for: club racing, time trial, auto-x, HPDE Works with OEM calipers, no modifications required Ultralight, fully floating, anodized billet aluminum hat with float control/anti-rattle clips Sold/priced per pair. 380x34mm (15") 2-Piece disc complete axle set.  Pre-Assembled with all necessary hardware Included Track-Ready Performance, Street-Driven Reliability Upgrade your braking system with the Brembo Type 3 or Type 5 2-Piece Floating Rotors, precision-engineered for the Porsche 991 Turbo (non-pccb) models equipped with standard iron brakes (non-PCCB). Designed for high-performance street driving, autocross, and track-day use, these rotors deliver enhanced thermal management, reduced unsprung weight, and longer pad life. Each rotor features Vented Curved 72 Vanes, a lightweight billet aluminum hat mated to a directionally slotted, heat-treated iron outer ring, optimizing brake cooling and rotor stability under extreme conditions. Advanced high carbon alloy / corrosion resistant plating for performance and durability.  The floating design with floating D-Bobbin with anti rattle springs reduces stress transfer to the hub, helping to minimize cracking, coning, and distortion during repeated high-speed stops. With OE-matched dimensions, these rotors offer direct bolt-on fitment with no modifications required. Whether you're shaving seconds on the track or just want more confidence on the road, the Brembo 2-piece rotor set is the perfect upgrade to unleash the full potential of your 991 Turbo (non-pccb). Backed by competition-proven engineering and trusted by performance enthusiasts nationwide, this is the brake rotor solution serious drivers choose. Competition Motorsport is an Authorized dealer for Brembo products and we are one of the largest stocking dealers in the country.   The Brembo two piece rotor system is a direct rotor disc replacement for the oem hat and rotor and is designed to be used with oem calipers with no modifications necessary.   This system consists of 2-Piece disc assemblies which directly replace the OEM discs. To be used with OEM calipers. Brembo GT Systems are designed for vehicles at original ride height. Increased ride height is not compatible with the brake lines included in these systems. The 2-piece Brembo design allows for rotor only replacement to minimize replacement costs and deliver outstanding performance and cooling. Brembo 2-Piece Rotor FAQs How long do Brembo discs last? The usable life of a brake disc is influenced by a number of factors including vehicle weight, driving style, vehicle usage, brake pad material, and many others. Therefore a blanket disc lifetime cannot be given. However, when used in the same conditions, a Brembo disc should meet or exceed the life of the disc it replaces. It is important to periodically check the disc thickness, and replace the disc if it falls below the minimum allowed thickness. How does reducing weight of the braking system benefit the vehicle? The mass of any vehicle requires energy to accelerate or decelerate. Reducing vehicle mass improves acceleration and requires less energy to be dissipated during deceleration. Rotating mass requires additional energy in order to increase or decrease its speed of rotation. Therefore, decreasing the mass of the caliper is valuable due to its contribution to total vehicle mass. Decreasing the mass of the disc has an even greater benefit due to the fact that the disc must rotate as well. Additionally, the mass of the brake system is also unsprung mass. Reducing the unsprung mass has the additional benefit of improved suspension performance, resulting in enhanced ride and handling. Should new discs and pads be bedded in? The bedding procedure is an important step when installing new rotors and pads. Correctly bedded pads form a transfer layer of material on the surface of the disc which improves overall "bite" and performance. Without proper "pre-bedding" that simulates the correct heat and torque loads seen in actual driving conditions, a pad's true potential cannot be realized. This process will also ensure that the pads will produce a rotor finish with a consistent transfer layer which prevents "judder" from occurring. The Brembo Bedding Memo should be followed when installing a new Brembo system or new discs and / or street pads. For race friction and / or track use, please contact us for detailed information regarding the appropriate bedding procedure to follow. Some of the bushings in the two-piece disc assembly seem to be loose. The two-piece disc assemblies utilize a floating disc. The mounting system of the disc is designed to allow a specific amount of float in both the radial and axial directions. Brembo has engineered special springs that are used on every other fastener in order to slightly preload the assembly. This has been done to prevent excessive noise from the system during street use, while still maintaining the benefits of a floating disc. These springs can be seen when looking at the backside of the disc. The small screws on the backside of the disc are properly torqued during assembly and utilize thread lock compound to prevent loosening. They must not be tightened further. What is the difference between the systems Brembo offers? Brembo offers different levels for different applications, and for different budgets. There are currently three performance levels within the Brembo program. The first level is the Sport system. These kits include cross-drilled or slotted discs and high performance brake pads, and are direct replacements for the OEM components. The second level, the Gran Turismo system, upgrades the entire corner brake assembly. These kits combine fixed mount, 4, 6, or 8-piston aluminum calipers equipped with high performance brake pads, one or two piece directionally vented discs, and steel-braided brake lines. For those seeking a system for exclusive or nearly exclusive track use, the Race systems offer upgrades consisting of true racing components. Why are there so many holes in a cross-drilled disc? The number of holes in a cross-drilled disc is part of the engineered system. Brembo has done extensive testing with regards to the number of holes, their size, their location and their chamfering. This attention to detail is what truly sets Brembo apart in the world of braking. The same attention to detail that is delivered to the Ferrari Formula One effort is a component of the high performance program. The number of holes in a disc is in part a function of the size of the disc and the internal venting (if it is a vented disc). Why use a two-piece "floating" disc assembly? There are several reasons that a two-piece floating disc assembly is of benefit. First, by using an aluminum bell for the hub section of the disc saves a great deal of weight. Since this is both rotating and unsprung, it benefits the acceleration, braking, and handling of the vehicle. Secondly, it is better able to handle the large temperature changes that a brake disc experiences. In a two-piece floating disc assembly, the iron disc heats up uniformly, and the controlled float which is present allows for the differential expansion of the very hot brake disc, and the relatively cool aluminum bell. This allows the disc to be used under severe conditions without having a detrimental effect. Will a Brembo brake system work with my standard master cylinder, ABS, or traction control? Brembo brake systems are designed to work with your standard master cylinder, and do not hamper the function of your ABS or traction control system. Will I experience brake noise with Brembo brakes? Brembo makes every effort to test for and eliminate abnormal brake noise from the systems we offer. There are many factors that can contribute to abnormal brake noises, and while it is unlikely that a Brembo system will create noise, the engineering and customer service departments are available to answer questions and work to solve any noise issues which may arise. Please contact us if you have additional questions or concerns. How do I properly bed my new Brembo brake rotors? It is important to follow the proper brake bedding procedure following installation. This is necessary not only for optimum performance of the system, but also to avoid onset of judder (vibration felt through brake and steering).   The discs are delivered with a thin zinc coating to prevent corrosion. Prior to beginning the bedding procedure, this plating must be removed from the braking surfaces by driving the car slowly (under 30mph) and performing very light brake applications in order to remove the plating without generating heat. With too much heat or pedal pressure, this plating can be deposited unevenly on the disc, and impregnated into the pad, further increasing the likelihood of judder development. Once a visual inspection of the braking surfaces confirms that the plating has been evenly removed, begin with the bedding procedure as specified below. Drive vehicle to a remote area and perform at least 30 brake applications of 3 second duration. Use light/medium deceleration with varying starting speeds. Leave at least ½ mile between each brake application The purpose of this procedure is to gradually increase the temperature in the components without thermal shock, and to mate the brake pad and disc friction surfaces  After the repeated stops, drive the vehicle for several miles with little or no braking in order to adequately cool the components  The system is now ready for normal use  This entire procedure must be complete before driving the vehicle as normal. It is especially important that this process is completed before any extended same-speed driving is done (i.e. freeway travel). Failure to follow these instructions greatly increases the likelihood of judder development