XPR Custom Products

The increasing demand for 2nd injector kits has led us to develop a complete kit for your Honda CRF250R 2025. This kit includes everything you need...

This custom-engineered 2nd injector kit will bring your engine's throttle response and power range to the next level. The stock injector works with...

This custom-engineered 2nd injector kit will bring your engine's throttle response and power range to the next level. Made from billet aluminum for...

You shouldn't have to fight your gas cap — or wonder if your tank is getting enough air. On the YZ250F and YZ450F, the tight packaging around the t...

Feel the difference the moment you touch the throttle. This isn’t just a bolt-on part — it’s the missing link between your hand and horsepower. The...

If you've ever wondered if the exhaust pipe on your 23-25 YZ 450 could melt the plastic OEM waterspout, we have engineered our own custom billet al...

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

External electric water pumps increase horsepower and cooling. In addition to cooling, there's a power character change. It provides a power increa...

2022 CRF 250R / RX Intake Cam (please expect 4-6 weeks) XPR custom intake cam for 2022 CRF 250 R This camshaft and spring kit is designed in-house ...

Developed by working closely with top-level professional race teams, and input from testing professionals like Kris Keefer at Keefer Inc. Testing. ...

Want to give your ride that factory look along with durability? Our Billet aluminum provides incredible strength without adding weight Double hard...

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

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

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

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

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...

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...

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...

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...

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...

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...

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...