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Mikuni RS Series Carburetors

These Mikuni RS series carburetors were designed to fulfill the needs of the world's top motorcycle road and drag race teams. They are manufactured to satisfy the precise fuel metering demands and high-flow volume required by highly modified race engines. These carburetors easily meet those difficult challenges, while still delivering a smooth and controllable throttle response that is essential to any rider pushing their motorcycle into the realm of high performance. Mikuni RS series carburetors are also engineered for accessibility, saving you valuable time when trackside tuning is necessary. Install these Mikuni RS series carburetors when your ride requires a superior design that delivers huge horsepower gains with instant throttle response!

Not Yet Reviewed

$1,195.99

Vertex Complete Engine Rebuild Kits

Manufactured in Italy, Vertex pistons, both cast and forged, are the premier choice and highest quality aftermarket replacement and performance pistons for dirt bikes, ATVs, and UTVs. Vertex also leads the way in manufacturing high performance gaskets for dirt bikes, ATV, UTV, snowmobiles, and PWCs. Conveniently, Vertex offers a huge number of complete engine rebuild kits, each of which will save you time and money over trying to match up the correct components and buying them separately. Oversized pistons are available in some kits. Choose a kit designed for your powersports vehicle. Kits include: * Crankshaft * Piston kit * Complete engine gasket kit * Oil seal kit * Main bearing and seal kit * Water pump rebuild kit * Transmission bearing kit * Countershaft bushing/seal kit * Camshaft chain where applicable * Counter balancer bearing kit where applicable * Wrist pin bearing where applicable

5.0 out of 5 stars ( 1 )

$1,006.36

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$1,455.16

Pro Circuit Racing Ti-6 Exhaust Systems

Pro Circuit Racing Ti-6 exhaust systems offer impressive looks and performance. They are constructed of titanium throughout the canister, header, and mid pipe areas. And, because Pro Circuit Ti-6 systems were created for optimum performance, you will enjoy increased horsepower and durability while sporting a professional look. Impressed? Well, these systems are TIG-welded, feature an asymmetrical muffler design that maximizes packing volume to ensure sustained performance, and include a removable USFS-approved spark arrestor so you can easily alternate between off-road and closed-course racing. Plus, they are topped with great looking carbon fiber end caps and many, not all, are equipped with RC-4 resonance chambers. Try on the awe-inspiring performance and style of Pro Circuit Racing Ti-6 exhaust systems.

Not Yet Reviewed

$1,269.95

Rekluse Clutch Radius CX 4.0 Clutch Kits

Rekluse Clutch Radius CX 4.0 clutch kits deliver a complete package of auto clutch functionality, improved power delivery, and upgraded durability via Rekluse's EXP 4.0, TorqDrive, and adjustable slave cylinder technology. The kits include Rekluse's next-generation EXP 4.0 auto clutch disk, billet aluminum inner hub and pressure plate core components, TorqDrive clutch pack, and a clutch cover to top it off. These features not only provide stronger power delivery, but also more reliable, responsive clutch modulation. The billet core components help keep the clutch cooler and resist wear with improved oil flow and hard anodized coatings, plus provide an improved, consistent lever feel. Basket sleeves are provided to prevent clutch baskets from notching. Radius CX 4.0 is the ultimate performance auto clutch kit that can be set up to fit almost any rider's preferences. Choose the kit designed for your bike. Features: * Eliminates stalling, start, and stop without engaging the clutch lever * Increased power transfer over OEM * On-the-fly external adjustment * Allows riders to run a gear taller, letting the suspension work better and saving energy * TorqDrive clutch pack provides longer clutch life with less adjustment over time * Retains full, normal use of the clutch lever to fully override the auto functionality at any time * Improves rider control, maximizes traction and confidence to navigate challenging terrain * Improved oil flow and cooling with core components aids in durability * Rekluse clutch cover adds a factory look

Not Yet Reviewed

$1,449.00

Yoshimura Signature Series RS-12 Exhaust Systems

Yoshimura Signature Series RS-12 exhaust systems deliver huge power at a very light weight! These systems offer better handling, thanks to a lower centralized mass coefficient. Systems feature a uniquely-styled muffler body with a carbon fiber cone end cap. Front cap design functions as a polyresonant chamber to lower dB output, while improving mid- to top-end power. Two-staged, stepped baffle tapered headpipe delivers optimal flow and performance. If you've been striving for a competitive edge, take things to the next level with the Yoshimura Signature Series RS-12 exhaust systems! Order the model designed for your application. Additional features and benefits: * The applications for the Signature Series line cover the entire powersports spectrum, including many of Yoshimura's offroad applications * Maximum muffler volume which helps manage sound, add power, and provide more clearance for the rear tire and brake caliper * Improved performance gains and weight reduction * Utilizes precision machined joints which provide a superior fit and improve system life and performance * Titanium systems include non-spark-arrested 99 dB motocross insert (unless noted) * Mufflers available with glossy carbon fiber, satin titanium, or brushed aluminum sleeve * Stainless systems come with 94 dB insert installed (meets AMA competition requirements), 2 meter max insert in the box * CARB/EPA tail-pipe emissions compliant; all applications are marked with appropriate EPA noise emissions labels and certified by an independent laboratory for EPA noise compliance * All Signature Series components are tested, documented, and marked, as required by federal and state regulations

Not Yet Reviewed

$1,099.00

Wiseco Powersports Piston Kits

Wiseco powersports piston kits include your rings, piston pin, and circlips. Wiseco has a decade of experience producing quality pistons for dirt bikes, ATVs, snowmobiles, outboard marine engines, and motorcycles. Their piston kits provide strong, lightweight pistons with optimized designs that improve engine efficiency and maximize your torque and throttle response. Plus, Wiseco powersports piston kits are produced right here in the USA. It's time to blaze your own trail with Wiseco powersports piston kits.

4.0 out of 5 stars ( 7 )

$1,019.97

Cylinder Works Standard Bore Cylinder Kits

Eliminate the wait with Cylinder Works standard bore cylinder kits. They arrive ready to install, eliminating the hassle of sending out your cylinder for re-plating or boring, and they're competitively priced compared to typical re-plating costs. These cylinders look virtually identical to your OEM parts. Cylinder Works standard bore cylinder kits come in model-specific kits, so choose the one that best fits your application. Features include: * Super-convenient--just purchase and install * Nickel silicon carbide plated for long life * Honed to exact size for easy piston installation * Complete with gaskets, cylinder, and piston kit * No machine work required

4.5 out of 5 stars ( 2 )

$1,005.51

Summit Bucks

FMF Racing Factory 4.1 RCT/MegaBomb Exhaust Systems

FMF Racing Factory 4.1 RCT/MegaBomb exhaust systems are top-of-the-line race systems. They are designed to boost power at all rpm and keep you at decibel levels that will keep you street legal. Quality-constructed from aluminum, stainless steel, or titanium, depending on model, the majority of these exhaust systems have a carbon fiber end cap. If you're looking for a new exhaust system that has great looks, along with excellent sound and performance, look no further than FMF Racing Factory 4.1 RCT/MegaBomb exhaust systems. Order the model designed for fitment on your application.

Not Yet Reviewed

$1,079.99

Hot Rods Complete Bottom End Rebuild Kits

When it's time to do a rebuild, Hot Rods complete bottom end rebuild kits are less expensive and longer lasting than OEM. These kits have all that you need to get back on track and are easy to put together. Each kit contains a crankshaft, main bearing/seals, and a complete gasket set. Water pump seals are not included. Great performance parts from Hot Rods will have you going, going, strong!

5.0 out of 5 stars ( 2 )

$1,070.11

Rekluse Clutch Core Manual TorqDrive Clutch Kits

Rekluse Clutch Core Manual TorqDrive clutch kits allow more friction disks to fit the clutch, delivering smoother lever function, less clutch fade, and a more linear power delivery. In addition, the billet center hub and pressure plate work together to move more oil through the clutch, reducing drag and decreasing operating temperatures. The TorqDrive technology features thin friction disks and protective basket sleeves, while the Core technology optimizes oil flow, helping your clutch last longer, and reduces temperatures to maintain consistent performance even in extreme conditions. Join the clutch revolution with the Rekluse Clutch Core Manual TorqDrive clutch kit best suited for your application. Other product features and benefits include: * Reduced (10 percent) clutch lever pull strength for less hand fatigue * Expanded friction zone for increased control and smoother take-offs * Increase (20 percent) in torque capacity for reduced wear, reduced heat, and increased power transfer capability * Billet internal components provide enhanced durability and increased oil flow

Not Yet Reviewed

$1,139.00

Pro Circuit Racing Ti-6 Pro Exhaust Systems

Pro Circuit Racing Ti-6 Pro exhaust systems offer a new level of race performance. The Ti-6 Pro systems were designed to not only increase performance, but to also ensure racers that they would pass AMA/FIM sound regulations. Pro Circuit builds these with titanium construction throughout the head pipe, mid pipe, and canister, while the great-looking end caps are made of carbon fiber. They also feature precision TIG welding, an asymmetrical muffler configuration for increased packing volume, and a machined mid pipe to head pipe joint for a better, leak-free fit. Many, but not all, are equipped with RC-4 resonance chambers. These are full race systems, so they do not include a USFS-approved spark arrestor. Install the next generation of pro-level exhaust on your bike with Pro Circuit Racing Ti-6 Pro exhaust systems.

Not Yet Reviewed

$1,269.95

Pro Circuit Racing T-6 Exhaust Systems

Don't have the money for titanium exhaust? Pro Circuit T-6 systems offer the same benefits and performance at an affordable price. The T-6 stainless steel and aluminum construction provides the increased durability and strength to head off-road. Plus, Pro Circuit equips their T-6 systems with removable, USFS-approved spark arrestors so you can easily--and safely--ride the trails. Many, but not all, are outfitted with the RC-4 resonance chamber to reduce noise output. Install great performance that will endure your off-road rides--add Pro Circuit T-6 exhaust systems to your motorcycle.

5.0 out of 5 stars ( 2 )

$1,089.95

Arnott Ultimate Ride Series Shocks

Arnott Ultimate Ride Series shocks help to prevent rider fatigue and strain. These shocks are FOX street performance monotube construction, and they are an exceptional upgrade to your ride. They feature advanced high-flow, deflective disk, velocity-sensing dampening, and the air bladder is made from a multi-ply Goodyear rubber. The protective cans shield the air bladder from dust and debris. Some kits will include a powerful air compressor with vehicle specific mounting hardware, and a handlebar or remote mounted inflation switch. Optional rebound control enables the rider to adjust the internal dampening of the shock for a smoother ride. All shocks and inflation switches come in black or chrome finishes.

3.67 out of 5 stars ( 3 )

$1,137.59

Yoshimura Race Series R-77 Mufflers

Yoshimura Race Series R-77 mufflers bring loads of mean, clean style—and a great throaty sound—to your motorcycle. The racing-enhanced styling gives you maximum muffler volume, while offering a sleek silhouette to flow with the bike's lines and a unique contour that delivers better performance. The trapezoidal-shaped sleeve features a straight baffle with a removable, low-volume insert. This system achieves a significant weight reduction over the stock exhaust, minimizing unwanted weight for the performance-oriented rider. Choose the muffler material and finish you prefer for your powersports ride.

5.0 out of 5 stars ( 1 )

$1,069.00

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$1,339.00

KAWASAKI Parts and Accessories