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

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...

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...

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...

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...

MEGABOMB IS THE NEXT EVOLUTION IN POWERBOMB TECHNOLOGYSUBSTANTIAL POWER INCREASES EVERYWHERECONSTRUCTED OF EXTREMELY LIGHTWEIGHT MATERIALS

The science behind the Megabomb header may be our greatest engineering accomplishment to date. You can bolt on a Megabomb with an existing FMF Racing slip on for as much as a 3hp boost, plus the Megabomb actually reduces noises levels by as much as 1.5dB...

THE NEXT EVOLUTION IN POWERBOMB DEVELOPMENTSUBSTANTIAL POWER INCREASES EVERYWHERECONSTRUCTED OF EXTREMELY LIGHTWEIGHT MILITARY TITANIUM

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...

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...

The latest version of the Powercore 4 design incorporates a hi-flow core which has more surface area to absorb more sound while flowing more exhaustConstructed with an extruded aluminum canister, a stainless steel mid-pipe that is MIG/TIG welded and has...

The latest version of the Powercore 4 design incorporates a hi-flow core which has more surface area to absorb more sound while flowing more exhaustConstructed with an extruded aluminum canister, a stainless steel midpipe that is MIG/TIG welded and has...

The latest version of the Powercore 4 design incorporates a hi-flow core which has more surface area to absorb more sound while flowing more exhaustConstructed with an extruded aluminum canister, a stainless steel mid-pipe that is MIG/TIG welded and has...

The latest version of the Powercore 4 design incorporates a hi-flow core which has more surface area to absorb more sound while flowing more exhaustConstructed with an extruded aluminum canister, a stainless steel midpipe that is MIG/TIG welded and has...

The science behind the Megabomb header may be our greatest engineering accomplishment to date. You can bolt on a Megabomb with an existing FMF Racing slip on for as much as a 3hp boost, plus the Megabomb actually reduces noises levels by as much as 1.5dB...

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

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...

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...

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...

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...

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...

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...

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...

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&MDASHAVAILABLE IN FATTY FOR AN ALL-AROUND POWER INCREASE THROUGHOUT THE POWER RANGE, GNARLY FOR MAX LOW...