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

The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout.

The most copied pipe in the world and #1 best seller for FMF, the Fatty broadens the powerband and provides significant increases throughout.

Race-inspired, price-point muffler made for maximum power output. Aircraft-quality extruded aluminum canister with stainless steel components.

Larger diameter canister for more tunability and increased packing life

FMF Racing KTM 250SX/XC/300XC 17-18 250/300EXC 17-19/HSQ TC250/TX250/300 17-18/TE 20250/300 PC 2.1

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...

Factory forward engineering helps maintain proper center of gravity and neutral handling. Larger volume canister yet lightweight overall, repacking intervals lengthened. USFS-approved turbine spark...

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 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...

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.