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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...

For 2nd injector setups:Our 2nd injector maps are ONLY for use with our XPR 2nd injector kits. For safety, DO NOT attempt to use our 2nd injector m...

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...

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...

ShipInsure provides protection for shipments that are lost, damaged, or stolen. Add ShipInsure to your cart at checkout to cover your orde...

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...

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...

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...

One of the most useful products we recommend when setting up your aftermarket ECU. We highly recommend using this hour meter and tach combo to set ...

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

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

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

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

Our Honda CRF250R Spring Kit Includes:-Intake Valve Springs-Exhaust Valve Springs-Valve Spring Seats-Valve Spring Cups. Our Spring Kit is highly re...

A high-performance manual clutch is now more accessible than ever with the TorqDrive Clutch Pack. It’s as easy as swapping your clutch plates into ...

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 ...

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...

The Twin Air PowerFlow kit replaces the complete OEM filter system. Twin Air’s PowerFlow Kits provide a leak-proof fit, with a stout lightweight bi...

Intake only valve springs sold as a pair for 2017-2025 CRF 450 We have spent hours testing our valve springs to find the right amount of spring pre...

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