Yamaha

XPR high compression custom piston kit includes Piston, Rings, C Clips and a lightweight DLC piston pin, that reduces friction and wear. These ligh...

Designed from the ground up, XPR manual cam chain tensioners help reduce friction and drag, giving your engine more horsepower with a freer feeling...

XPR recommends the Vortex ECU with our Custom Maps for fuel and ignition control to improve starting, power and ultimately faster lap times. You ca...