FMF Racing Yamaha YZ450F 20-22/YZ450FX 19-23 AL F 4.1 RCT R.Carbon Cap Comp Sys w/SS MB Header/MID

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward Engineering - moving the muffler closer to the motor to centralize mass. The Factory 4.1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at our Southern California factory.

This Part Fits:

Year	Make	Model	Submodel
2020-2021	Yamaha	YZ450F	Base