Collection: FMF Racing
FMF Racing is the world's leading manufacturer of high-performance exhaust systems for powersports. Founded in 1973, FMF (Flying Machine Fabrication) has spent over 50 years engineering exhaust systems that deliver real, measurable power gains for ATV, UTV, and snowmobile riders. Their lineup spans complete exhaust systems, slip-on mufflers, exhaust headers, heat shields, spark arrestors, packing kits, and rebuild hardware — every component engineered to maximize torque and horsepower while maintaining durability in demanding off-road conditions. Legendary product lines like the Q4 slip-on muffler, Powerbomb header, Hi-Flo HDR, Turbinecore 2 silencer, and Titanium series are trusted by riders at every level from weekend trail riders to competitive racers.
At JKL Offroad, we stock FMF Racing's full catalog of ATV, UTV, and snowmobile exhaust components. Whether you're bolting a Q4 onto a Yamaha Banshee, fitting a Powerbomb header to a Honda TRX450R, running a Turbinecore on a Kawasaki KFX, or upgrading the exhaust packing on your favorite trail machine, you'll find the right FMF part here. Every product ships directly with the quality and fitment FMF has refined over decades of motorsport engineering.
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FMF Factory 4.1 RCT Yamaha - 044489
Regular price $1,237.49 USDRegular price$1,374.99 USDSale price $1,237.49 USDSale -
FMF Factory 4.1 RCT Yamaha - 044488
Regular price $764.99 USDRegular price$849.99 USDSale price $764.99 USDSale -
FMF Factory 4.1 RCT Yamaha - 044490
Regular price $1,237.49 USDRegular price$1,374.99 USDSale price $1,237.49 USDSale -
FMF Factory 4.1 RCT Yamaha - 044486
Regular price $764.99 USDRegular price$849.99 USDSale price $764.99 USDSale -
FMF Factory 4.1 RCT Yamaha - 044487
Regular price $1,237.49 USDRegular price$1,374.99 USDSale price $1,237.49 USDSale -
FMF Factory 4.1 RCT - 045695
Regular price $809.99 USDRegular price$899.99 USDSale price $809.99 USDSale -
FMF Factory 4.1 RCT - 045694
Regular price $607.49 USDRegular price$674.99 USDSale price $607.49 USDSale -
Special Order SaleFMF Megabomb - 045693
Regular price $427.49 USDRegular price$474.99 USDSale price $427.49 USDSpecial Order Sale -
Special Order SaleFMF Megabomb - 045692
Regular price $337.49 USDRegular price$374.99 USDSale price $337.49 USDSpecial Order Sale -
Special Order SaleFMF Factory 4.1 RCT - 045690
Regular price $809.99 USDRegular price$899.99 USDSale price $809.99 USDSpecial Order Sale -
Special Order SaleFMF Megabomb - 045689
Regular price $427.49 USDRegular price$474.99 USDSale price $427.49 USDSpecial Order Sale -
FMF Factory 4.1 RCT - 045668
Regular price $674.99 USDRegular price$749.99 USDSale price $674.99 USDSale -
FMF Q4 Muffler - 045667
Regular price $404.99 USDRegular price$449.99 USDSale price $404.99 USDSale -
Special Order SaleFMF Powercore 4 - 045666
Regular price $359.99 USDRegular price$399.99 USDSale price $359.99 USDSpecial Order Sale -
Special Order SaleFMF Megabomb - 045665
Regular price $337.49 USDRegular price$374.99 USDSale price $337.49 USDSpecial Order Sale -
Special Order SaleFMF Megabomb - 045664
Regular price $337.49 USDRegular price$374.99 USDSale price $337.49 USDSpecial Order Sale -
Special Order SaleFMF Factory 4.1 RCT W/Ss Megabomb HDR/Mid - 045663
Regular price $1,057.49 USDRegular price$1,174.99 USDSale price $1,057.49 USDSpecial Order Sale -
Special Order SaleFMF Factory 4.1 RCT W/Ss Megabomb HDR/Mid - 045662
Regular price $967.49 USDRegular price$1,074.99 USDSale price $967.49 USDSpecial Order Sale -
Special Order SaleFMF Megabomb - 045661
Regular price $472.49 USDRegular price$524.99 USDSale price $472.49 USDSpecial Order Sale -
FMF Megabomb - 045659
Regular price $427.49 USDRegular price$474.99 USDSale price $427.49 USDSale -
Special Order SaleFMF Factory 4.1 RCT - 045658
Regular price $494.99 USDRegular price$549.99 USDSale price $494.99 USDSpecial Order Sale -
Special Order SaleFMF Factory 4.1 RCT W/Ss Megabomb HDR/Mid - 045654
Regular price $1,057.49 USDRegular price$1,174.99 USDSale price $1,057.49 USDSpecial Order Sale -
Special Order SaleFMF Factory 4.1 RCT W/Ss Megabomb HDR/Mid - 045653
Regular price $1,057.49 USDRegular price$1,174.99 USDSale price $1,057.49 USDSpecial Order Sale -
Special Order SaleFMF Factory 4.1 RCT W/Ss Megabomb HDR/Mid - 045651
Regular price $967.49 USDRegular price$1,074.99 USDSale price $967.49 USDSpecial Order Sale -
Special Order SaleFMF Factory 4.1 RCT W/Ss Megabomb HDR/Mid - 045650
Regular price $967.49 USDRegular price$1,074.99 USDSale price $967.49 USDSpecial Order Sale -
FMF Factory 4.1 RCT - 045648
Regular price $584.99 USDRegular price$649.99 USDSale price $584.99 USDSale -
FMF Factory 4.1 RCT - 045647
Regular price $494.99 USDRegular price$549.99 USDSale price $494.99 USDSale -
FMF Q4 Muffler - 045646
Regular price $404.99 USDRegular price$449.99 USDSale price $404.99 USDSale -
Special Order SaleFMF Powercore 4 - 045645
Regular price $359.99 USDRegular price$399.99 USDSale price $359.99 USDSpecial Order Sale -
Special Order SaleFMF Megabomb - 045644
Regular price $472.49 USDRegular price$524.99 USDSale price $472.49 USDSpecial Order Sale -
FMF Megabomb - 045643
Regular price $472.49 USDRegular price$524.99 USDSale price $472.49 USDSale -
Special Order SaleFMF Megabomb - 045640
Regular price $427.49 USDRegular price$474.99 USDSale price $427.49 USDSpecial Order Sale -
Special Order SaleFMF Factory 4.1 RCT W/Ti Megabomb HDR - 045639
Regular price $1,196.99 USDRegular price$1,329.99 USDSale price $1,196.99 USDSpecial Order Sale -
FMF Factory 4.1 RCT W/Ss Megabomb HDR - 045638
Regular price $944.99 USDRegular price$1,049.99 USDSale price $944.99 USDSale -
Special Order SaleFMF Factory 4.1 RCT W/Ti Megabomb HDR - 045637
Regular price $1,196.99 USDRegular price$1,329.99 USDSale price $1,196.99 USDSpecial Order Sale -
Special Order SaleFMF Factory 4.1 RCT W/Ss Megabomb HDR - 045634
Regular price $944.99 USDRegular price$1,049.99 USDSale price $944.99 USDSpecial Order Sale