The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout. Increases throttle response and enhances over-rev ...

Shorter inner core length and aluminum canister. Finely tuned bolt-on silencer that maximizes bottom-end and mid-RPM. An excellent choice for tight tracks and Supercross tracks.

The Turbinecore 2 is low maintenance, lightweight and retains power with the exclusive "Turbine Dampening System". This top-notch product features a straight through spark arrestor canister and...

Shorter inner core length and aluminum canister. Finely tuned bolt-on silencer that maximizes bottom-end and mid-RPM. An excellent choice for tight tracks and Supercross tracks.

The most popular 2-Stroke silencer in the FMF arsenal. Balances power enhancements into a lightweight extruded aluminum oval canister design. Equipped with a "Performance Flow" end cap and...

The Turbinecore 2 is low maintenance, lightweight and retains power with the exclusive "Turbine Dampening System". This top-notch product features a straight through spark arrestor canister and...

The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout. Increases throttle response and enhances over-rev ...

Hand-pounded seams for superior flow, lighter gauge metal for the Factory sound. Hand pounded seams for smooth flow transitions 19-gauge steel on the header position Lighter 20-gauge steel on...

The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout. Increases throttle response and enhances over-rev ...

Hand-pounded seams for superior flow, lighter gauge metal for the Factory sound. Hand pounded seams for smooth flow transitions 19-gauge steel on the header position Lighter 20-gauge steel on...

Tractor-like bottom end pull, thicker midrange and rugged 18-gauge steel construction. O-rings included

Compact in size and lightweight, the Turbinecore spark arrestor system uses the exclusive "Turbine Dampening System" making it a U.S. Forest approved silencer. Now older machines can be U.S. Forest...