When designing the PowerCore 4 HEX, we looked at our top of the line products to deliver race-inspired performance at an economical price. The end result is a quality muffler with improved torque, increased horsepower and rugged durability all at a price...

Extruded from aircraft 6060 T6 alloyCompletely repackableMaximum performance, minimum noiseFits stock pipes as well as aftermarket pipesShorty silencers available for late model bikes to improve low-end thrust

ALL NEW INCORPORATING THE LATEST IN RESONANCE CHAMBER TECHNOLOGYPATENTED CORE SHAPE LOWERS SOUND LEVEL WHILE MAINTAINING MAXIMUM POWER OUTPUTPATENTED CANISTER SHAPE INCREASES INTERNAL VOLUME FOR MORE SOUND ABSORBING MATERIALPATENTED CHAMBER DESIGN TO...

When designing the PowerCore 4 HEX, we looked at our top of the line products to deliver race-inspired performance at an economical price. The end result is a quality muffler with improved torque, increased horsepower and rugged durability all at a price...

Extruded from aircraft 6060 T6 alloyCompletely repackableMaximum performance, minimum noiseFits stock pipes as well as aftermarket pipes

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward...

Extruded from aircraft 6060 T6 alloyCompletely repackableMaximum performance, minimum noiseFits stock pipes as well as aftermarket pipesShorty silencers available for late model bikes to improve low-end thrust

No horsepower lossRepackableU.S. Forestry approvedNo loose parts to fall offStainless steel endcaps look like factory bikes

Extruded from aircraft 6060 T6 alloyCompletely repackableMaximum performance, minimum noiseFits stock pipes as well as aftermarket pipes

Extruded from aircraft 6060 T6 alloyCompletely repackableMaximum performance, minimum noiseFits stock pipes as well as aftermarket pipes

Extruded from aircraft 6060 T6 alloyCompletely repackableMaximum performance, minimum noiseFits stock pipes as well as aftermarket pipes

No horsepower lossRepackableU.S. Forestry approvedNo loose parts to fall offStainless steel endcaps look like factory bikes

Extruded from aircraft 6060 T6 alloyCompletely repackableMaximum performance, minimum noiseFits stock pipes as well as aftermarket pipes

Extruded from aircraft 6060 T6 alloyCompletely repackableMaximum performance, minimum noiseFits stock pipes as well as aftermarket pipesShorty silencers available for late model bikes to improve low-end thrust

Incorporates internal baffles, chambers and space age sound-absorbing materials to accelerate exhaust flow with less noise and minimal power lossWell under the 96db sound output on most machines to satisfy strict sound requirementsU.S. Forestry approved...

Extruded from aircraft 6060 T6 alloyCompletely repackableMaximum performance, minimum noiseFits stock pipes as well as aftermarket pipes

No horsepower lossRepackableU.S. Forestry approvedNo loose parts to fall offStainless steel endcaps look like factory bikes

Extruded from aircraft 6060 T6 alloyCompletely repackableMaximum performance, minimum noiseFits stock pipes as well as aftermarket pipes

Extruded from aircraft 6060 T6 alloyCompletely repackableMaximum performance, minimum noiseFits stock pipes as well as aftermarket pipesShorty silencers available for late model bikes to improve low-end thrust

For an all-around power increase throughout the power range!All pipes are electro-nickel plated for a non-chip finish that will not discolor except the Factory pipe which has hand pounded welds and no coating—just like the works bikes

No horsepower lossRepackableU.S. Forestry approvedNo loose parts to fall offStainless steel endcaps look like factory bikes

No horsepower lossRepackableU.S. Forestry approvedNo loose parts to fall offStainless steel endcaps look like factory bikes