Powercore 2.1 025247 KTM-350 XC-F-2017 FMF is the leader in

FMF is the leader in high performance quiet technology and our Q4 HEX is the next evolution in off road exhaust

-Larger diameter canister for more tunability and longer lasting packing life

1 uses the exclusive "Turbine Dampening System"

increased horsepower and rugged durability all at a price that won’t break the bank

Powercore 2.1 025247 KTM-350 XC-F-2017 FMF is the leader inFMF is about moving forward faster. The all new PowerCore 2. 1 silencer is proof FMF is totally committed to 2 stroke progression. FMF loves 2 strokes, they ride 2 strokes, and they are devoted to delivering superior power to the 2 stroke faithful. Race tested, smooth power curve throughout the RPM range. Engineered to assault today's tracks and trails Larger diameter canister for more tunability and longer lasting packing life. Delivers a crisp,