FMF Racing Yamaha YZ250F 06-09/YZ450F 06-09/WR250F 07-13/450F 07-11 Q4 S/A Muffler

Developed over years of championship offroad racing. Max sound output 96dB; most models below 94dB. Use with stock or FMF header. Constructed from aircraft-grade aluminum and high-strength stainless steel.

This Part Fits:

Year	Make	Model	Submodel
2007-2013	Yamaha	WR250F	Base
2007-2011	Yamaha	WR450F	Base
2006-2009	Yamaha	YZ250F	Base
2006-2009	Yamaha	YZ450F	Base