Dirt Bike

These kits eliminate leaks and provide more air for powerFilter can be easily removed for cleaningThe new generation Power Flow Kit converts the filter mounting system from a clamp-on filter to a filter cage and wing bolt mounting systemThe new flange...

THE ULTIMATE PERFORMANCE PRODUCT Boyesen Pro Series reeds use a carbon fiber top reed coupled with a durable fiberglass/epoxy bottom reed. Pro Series reeds offer a quick and accurate reaction to piston speed for smooth dependable throttle response.

The most affordable shock bearing kits availableIncludes high-quality bearings and seals for restoring upper and lower shock mountUpper and lower bearing and seal kits sold separately

The most affordable shock bearing kits availableIncludes high-quality bearings and seals for restoring upper and lower shock mountUpper and lower bearing and seal kits sold separately

The leader in innovation, design and developmentDesigned to provide dependable, efficient operationMade tough to work for you for billions of miles to come Camshaft (4327-2E) by Hot Cams®. Stage 2. Dual-Cam Engine. Intake and exhaust cams sold...

The leader in innovation, design and developmentDesigned to provide dependable, efficient operationMade tough to work for you for billions of miles to come Camshaft (4326-2IN) by Hot Cams®. Stage 2. Dual-Cam Engine. Intake and exhaust cams sold...

The latest carbon fiber technology with all the advantages of Boyesens patented dual-stage reed designUtilizes a carbon fiber top reed and a durable fiberglass/epoxy bottom reedOffers the quickest acceleration any reed can offer; maximizes horsepower and...

The latest carbon fiber technology with all the advantages of Boyesens patented dual-stage reed designUtilizes a carbon fiber top reed and a durable fiberglass/epoxy bottom reedOffers the quickest acceleration any reed can offer; maximizes horsepower and...

The latest carbon fiber technology with all the advantages of Boyesens patented dual-stage reed designUtilizes a carbon fiber top reed and a durable fiberglass/epoxy bottom reedOffers the quickest acceleration any reed can offer; maximizes horsepower and...

The latest carbon fiber technology with all the advantages of Boyesens patented dual-stage reed designUtilizes a carbon fiber top reed and a durable fiberglass/epoxy bottom reedOffers the quickest acceleration any reed can offer; maximizes horsepower and...

The highest quality gaskets availableCometic gaskets are constructed from spring steel or graphiteSpring steel gaskets are made from a stainless steel shim design coated with a.0001” thickness of silicone on both sidesGraphite material is impervious to...

The highest quality gaskets availableCometic gaskets are constructed from spring steel or graphiteSpring steel gaskets are made from a stainless steel shim design coated with a.0001” thickness of silicone on both sidesGraphite material is impervious to...