FMF 2 Stroke Packing 2-Stroke Silencer Packing Kit

Did you know a freshly packed silencer or muffler actually restores power? Our Performance Packing is comprised of fine, blended interwoven fiberglass fibers made to FMF’s specifications for...

FMF 2-Stroke Premier Exhaust Silencer Packing Motocross Enduro

Did you know a freshly packed silencer or muffler actually restores power? Our Performance Packing is comprised of fine, blended interwoven fiberglass fibers made to FMF’s specifications for...

Exhaust Silencer

FMF Powercore 2.1 Shorty Slip-On Exhaust Silencer For KTM EXC 300 TPI Erzbergrodeo 2020-2021

Powercore 2.1 Shorty Silencer The measure which others aim for With their lightweight titanium or extruded aluminum oval canisters mated to a perforated core, these silencers...

FMF Black Wash Plug Exhaust Bung For 4-Stroke Motocross Enduro

Keep all the mud and water out of your exhaust system while washing your bike; also a great idea when storing it Available in black with...

FMF 4 Stroke Packing 4-Stroke Silencer Repacking Kit

FMF brand decal sticker APPLICATION

FMF 20 Original Logo Sticker Decal Kit Blue For FMF 4.1 Rear Exhausts

Replace muffler decals that are peeling off Made in the USA APPLICATION

Header Pipe

FMF Exhaust Header Front Pipe Mega Bomb Stainless Steel For Beta RR 480 EFI Racing 2020-2023

The ultimate power booster Improved bottom to mid-range power Less susceptible to damage than a longer header Effectively reduces sound output by as much as 1.5...

Exhaust Silencer

FMF Factory 4.1 RCT Blue Slip-On Carbon End Exhaust Silencer For Beta RR 480 EFI Racing 2020-2023

The Factory 4.1 RCT incorporates FMF's Resonance Chamber Technology™ both internally and externally In addition, FMF achieves a shorter overall length that is less susceptible to...

Exhaust Silencer

FMF Q Slip-On Spark Arrestor Exhaust Silencer For Beta XTRAINER 300 LC Oil mix 2019-2023

With its longer oval canister, the trademarked Q uses internal technology that retains optimum flow characteristics while enhancing sound absorption qualities The U.S. Forest legal spark...

Exhaust Silencer

FMF Factory 4.1 RCT Slip-On Carbon End Exhaust Silencer For KTM EXC 500 2012-2016

FACTORY 4.1 RCT SLIP-ON MUFFLERS RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output Internal ducts in the...

Front Pipe

FMF Gold Series Fatty Front Exhaust Pipe For KTM SX 150 2011-2015

Computer designed and dyno tested to make power gains where each machine needs them the most Tru-Flo stamping process ensures a perfect fit and optimum performance...

Exhaust Silencer

FMF PowerCore 4 HEX Slip-On Exhaust Silencer For Yamaha WR 450 F 2020

Overall increase in power and torque Durable stainless steel and aluminum construction Space Age internal packing material for maximum longevity Internal shape of core uses Hi-Flo...

Exhaust Silencer

FMF PowerCore 4 HEX Slip-On Exhaust Silencer For Yamaha YZ 450 F 50th Anniversary Edition 2024

Overall increase in power and torque Durable stainless steel and aluminum construction Space Age internal packing material for maximum longevity Internal shape of core uses Hi-Flo...

Exhaust Silencer

FMF Powercore 2 Slip-On Exhaust Silencer For Yamaha YZ 125 2022-2024

The Powercore 2 silencer provides a strong performance edge for any 2-stroke machine and the performance flow end cap and front stinger are stainless steel for...

Exhaust Silencer

FMF Powercore 2 Shorty Slip-On Exhaust Silencer For Gas Gas MC 85 19/16 2021-2024

Powercore 2 Shorty Silencer The Shorty Silencer is the most desirable silencer for supercross performance Overall length of canister and core is shorter to improve the...

Front Pipe

FMF Factory Fatty Front Pipe Exhaust For Yamaha YZ 125 2022-2024

More tractable power, improved throttle control Carbon steel with a nickel plated finish for maximum durability O-rings Included NOTE: Will not pass 2025 FIM sound regulation...

Spring O-Ring Kit

FMF Exhaust Pipe Spring O-Ring Kit FMF011310

Spring and O-rings kit for exhaust pipe APPLICATIONKawasaki KX 100 1998-2000 Kawasaki KX 100 2001-2013 Kawasaki KX 100 2014-2018 Kawasaki KX 80 17/14 1998-2000 Kawasaki KX...

Exhaust System

FMF Full Exhaust System Powercore 4 Hi-Flo Header For Yamaha TT-R 125 LE 2003-2020

Mini Powercore 4 Hi-Flo end cap boosts all-around performance Computer designed and dyno-tested for every 4-stroke application Enhanced sonic evacuation delivers a higher flow of exhaust...

Spring O-Ring Kit

FMF Exhaust Pipe Spring O-Ring Kit For Suzuki RM 250 1994-2008

Pipe Spring/O-Ring Kit -011314 Spring and O-ring kit for exhaust pipe APPLICATIONSuzuki RM 250 1994-2008

Header Pipe

FMF Exhaust Header Front Pipe Mega Bomb Stainless Steel For Suzuki DR 650 S 2019-2024

PowerBomb Header Utilize FMF's patented module precisely located at the initial stage of the header Position "Bomb" increases performance; horsepower is increased as much as 10%...

Exhaust Silencer

FMF Powercore 2 Silencer Exhaust With Spark Arrestor For KTM XC-W 200 2006-2010

Powercore 2 Silencer The most popular 2-stroke silencers in FMF's arsenal The elliptically shaped bodies with perforated core perform well in any condition Equipped with a...

Exhaust Silencer

FMF Powercore 2 Shorty Silencer Exhaust For Kawasaki KX 125 2003-2007

Powercore 2 Shorty Silencer The Shorty Silencer is the most desirable silencer for supercross performance Overall length of canister and core is shorter to improve the...

O-Ring Kit

FMF Exhaust Pipe O-Ring Kit For Kawasaki KX 125 2003-2007

FMF Exhaust O-Rings - 014884 APPLICATIONKawasaki KX 125 M 2003-2005 Kawasaki KX 125 M 2006-2007

O-Ring Kit

FMF Exhaust Pipe O-Ring Kit For Kawasaki KX 125 1988-2002

FMF Exhaust O-Rings Set  - 014885 APPLICATIONKawasaki KX 125 F 1988-1988 Kawasaki KX 125 G 1989-1989 Kawasaki KX 125 H 1990-1991 Kawasaki KX 125 J 1992-1993...