FMF Powercore 2.1 Muffler 025283 1821-2065 Transmission-Drive Speedometer Cable 2007-2011 Yamaha WR 450 F

2007-2011 Yamaha WR 450 F - - 2007-2009 Yamaha YZ 450 F - -

Includes black rubber valve seal

There is no cutting required to your stock fender and all hardware is included for easy installation

Offers an upgrade to a full system when used with the Akrapovic slip-on exhaust system Let your bike stand out with more power

Fit the larger size

FMF Powercore 2.1 Muffler 025283 1821-2065 Transmission-Drive Speedometer Cable 2007-2011 Yamaha WR 450 FRace tested, smooth power curve throughout the RPM range Larger diameter canister for more tunability and longer lasting packing life Lighter than stock Optimally designed to complement performance of FMF pipes; works and fits FMF or stock