FMF Racing Powercore 2.1 Muffler - Aluminum - 025252

Built to provide excellent power for today’s tracks geared toward 4-stroke machines. Smooth power curve throughout the RPM range. Large diameter canister for more tenability and longer lasting packing life. Delivers a crisp, notable sound. Optimally designed to complement performance of FMF pipes; can be used with stock header pipe or FMF header pipes.