Availability
Restore power to your ride! FMF Racing 4-stroke Performance muffler packing is designed to help. It's constructed from Owens-Corning fiberglass for maximum performance—preventing your exhaust from getting too hot and causing damage. So if you're rocking an FMF muffler, maintain the power and sound you desire with replacement packing, available individually or in a twin-pack.
Not Yet Reviewed
$28.79
FMF Racing 2-stroke performance muffler packing is designed to help restore power to your ride. It's comprised of fine, blended interwoven fiberglass fibers for high-heat resistance and great sound attenuation, as well as optimum performance and longevity. If you've been rocking an FMF Racing muffler, don't forget to repack it with FMF Racing 2-stroke performance muffler packing.
Not Yet Reviewed
$25.19
FMF Racing Powercore 4 slip-on mufflers are designed for closed course competition. Built to provide you with improved torque, increased horsepower, and rugged durability, they deliver race-inspired performance. They are made of durable stainless steel and aluminum construction, along with advanced packing material for maximum longevity. They also offer an optional 96 dB quiet insert. Get the power you crave for your ride with these FMF Racing Powercore 4 slip-on mufflers.
( 5 )
$188.99
—
$359.99
Delivering race-inspired performance at an economical price, FMF Racing Powercore 4 Hex slip-on mufflers deliver quality with improved torque, increased horsepower, and rugged durability all at a price that won't break the bank. Features: * 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 technology * Enhanced sonic evacuation provides for higher flow and increased power * Includes removable spark arrestor
Not Yet Reviewed
$359.99
—
$494.99
FMF Racing offers mini PowerCore 4 S/A slip-on mufflers for a variety of applications, including select Honda, Kawasaki, and Suzuki off-road bikes from 2003 and up. They're the 'best bang for your buck' performance bolt-on for your mini. Offered as a standard Mini PowerCore 4, Closed Course Big Bore System, or as a Spark Arrestor version, the Mini Powercore 4 features a Hi-Flo stainless steel core and formed end caps, an aircraft-grade aluminum canister, and a durable stainless steel header. At 2.4 lbs., these mufflers are pounds lighter than stock—and you'll swear the motor has been bored and stroked with the first twist of the throttle. Designed for closed course use. Additional details: * 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 gases, which increases power * A stainless steel mid-pipe mates to the computer-designed rear can for lightweight durability * Round perforated steel inner cores make for optimum flow, using Hi-Flo technology
Not Yet Reviewed
$215.99
—
$323.99
Broaden your power band with FMF Racing Fatty pipes. These popular Gold Series pipes broaden and smooth out the power curve, while boosting gains throughout the entire power band for more low-end, mid, and overrev. Fatty pipes are built from carbon steel with a nickel plated finish for maximum durability, and their Tru-Flo stamping process ensures a perfect fit and optimum performance. With more tractable power and improved throttle control, FMF Racing Fatty pipes deliver the race-proven performance you're looking for, no matter what type of riding you do.
( 4 )
$260.99
—
$512.99
FMF Racing Powercore 2 silencers give your 2-stroke a performance edge. With their lightweight extruded aluminum oval canister mated to a perforated core and hand-built from start to finish, these silencers are laps beyond the competition. Their stainless steel performance flow end cap and front stinger offer not only unbeatable durability, but unmatched looks. Go for more with the bolt-on performance of FMF Powercore 2 silencers.
Not Yet Reviewed
$179.99
—
$314.99
FMF Racing is the leader in high performance quiet technology and their Q4 HEX S/A slip-on mufflers are the next evolution in off-road exhaust. These slip-on mufflers employ intricate chambers, baffles and proprietary multistage packing material which makes them the best performing quiet muffler available. With the Q4 you don't need to hear the power, just feel the power! FMF approached the design process of the Q4 HEX with the goal of achieving more power, while keeping noise levels to a minimum. After countless hours of testing, FMF proved you don't have to settle for a plugged up, horsepower-robbing moto muffler to remain sound compliant. Key features: * Rugged design for off-road endurance * Less sound equals more ground * Meets USFS and FIM World Enduro sound regulations * Power gains throughout the entire rpm range * Spark arrestor included * Pounds lighter than stock
( 1 )
$404.99
—
$512.99
Restore power to your ride! FMF Racing 2-stroke standard muffler packing is designed to help. It is comprised of fine, blended interwoven fiberglass fibers for high heat resistance, great sound attenuation as well as optimum performance and longevity. If you've been rocking a FMF Racing muffler, don't forget to repack it with FMF Racing 2-stroke standard muffler packing.
( 3 )
$9.89
FMF Racing 4-stroke Standard muffler packing is designed to help restore power to your ride. It's constructed from Owens-Corning fiberglass for maximum performance and prevents your exhaust from getting too hot and causing damage. So if you've been rocking a FMF Racing muffler, don't forget to repack it with FMF Racing 4-stroke Standard muffler packing.
( 6 )
$13.49
FMF Racing PowerBomb header pipes make your race explosive. These redesigned header pipes are 4-stroke headers that locate the FMF patented PowerBomb module at a precise key location in the system. Increased performance and flow are achieved through the expansion and contraction of exhaust sonics through the system by placing the "bombs" just so they offer an increase in flow of about 10 percent. Plus, they act kind of like a pre-muffler, helping to lower your bike's sound output. Add some power to your race bike with PowerBombs from FMF Racing.
( 4 )
$224.99
—
$251.99
FMF Racing TurbineCore 2 silencers are one of the most popular and best performing options for riding on the track or trail. These slip-on mufflers feature FMF's exclusive Turbine Dampening System built into their core, a straight-through spark arrestor canister design, and performance flow stainless steel end caps. They have earned US Forest legal status and deliver strength, durability, and, most importantly, track- and trail-proven unrestricted power. For top-notch power and performance, bolt on the best-selling TurbineCore 2 silencers from FMF Racing.
( 1 )
$197.99
—
$341.99
FMF Racing Mini Factory 4.1 exhaust systems are all-out performance systems for play bikes, making you the king of your own little domain and making you look great while doing it. They provide superior power and have a header that's available in titanium or stainless steel. They're customizable with different tuning inserts and spark arrestors. If you want only the best for your mini bike, FMF Racing Mini Factory 4.1 exhaust systems deliver.
Not Yet Reviewed
$368.99
—
$413.99
FMF Racing offers PowerCore 2 Shorty Big Bore silencers for a variety of applications, including select Kawasaki, Husqvarna, KTM, and Gas Gas off-road bikes from 2002 and up. Perfect for shorter, tight tracks, these powersports mufflers deliver a more immediate burst of power in the low- to mid-RPM range with slightly less over-rev than a longer silencer. They have an aluminum muffler sleeve that delivers an explosive hit and a distinctive sound when the throttle is cracked. PowerCore silencers are ideal for use on extremely tight circuits or anywhere the run up to jumps are shorter than you'd like. Additional details: * 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 Performance Flow end cap and nickel-plated front stinger * The FMF Big Bore Shorty Silencer is a specially designed version of the FMF PowerCore 2 that's built for big-bore equipped machines * Only fits machines equipped with FMF pipes * Improves throttle response, quicker revs at lower RPMs * Hi-Flo technology silencer design that's perfectly suited to big-bore engines * Factory performance * Easily serviced for repacking
Not Yet Reviewed
$179.99
FMF Racing Powercore silencers provide a factory look and sound with more power. Lightweight and compact, these silencers are manufactured from extruded aluminum with a nickel plated stinger and end cap. Plus, they are fully rebuildable using basic hand tools and offer a stock appearance with aftermarket performance. Get more from your rides with the bolt-on performance of FMF Powercore silencers.
Not Yet Reviewed
$179.99
Did you know a freshly packed silencer or muffler actually restores power? FMF Racing 4-stroke race muffler packing is comprised of fine, blended interwoven fiberglass fibers made to FMF's specifications for high-heat resistance and great sound attenuation, as well as optimum performance and longevity. Repack your muffler for renewed performance.
Not Yet Reviewed
$34.19
FMF Racing Powercore 2 shorty silencers offer less weight, more sound, and more performance. Moving on the success of Powercore 2, FMF created their Shorty silencers with a shorter inner core and an aluminum canister hand-built from start to finish. The results are finely tuned bolt-on performance silencers that decrease backpressure in the muffler and maximize throttle response and low-end power. These silencers are an excellent choice for tight tracks and Supercross track applications. Get more from your rides with FMF and Powercore 2 Shorty silencers.
( 2 )
$179.99
FMF Racing Universal Turbine Core 2 silencers are top-selling mufflers that use an exclusive "Turbine dampening system" and have well-earned their US Forest legal status. The straight-through design of their spark arrestor canister and their performance flow stainless steel end caps ensure strength, durability, and, most importantly, proven track and trail performance. Racing Universal Turbine Core 2 silencers are the number-one spark arrestors in the world.
( 2 )
$197.99
FMF Racing offers O-ring rebuild kits for a variety of off-road motorcycles, including many KTM, Husqvarna, and Gas Gas models from the early 2000s and up. The stock replacements are made from Viton© rubber according to factory specs, ensuring proper fit and long-lasting performance.
Not Yet Reviewed
$11.69
The SX MegaBomb header pipes are yet another testament to the continued dedication of FMF developing the best performing motorcycle exhaust components. These header pipes offer improved bottom to mid-range power and produces the low-end of a longer header and the top-end of a shorter header. They run well with sound-restricting mufflers. You can bolt-on the SX MegaBomb for as much as a 3 hp boost, plus, the MegaBomb actually reduces noise levels by as much as 1.5 dB. Key features: * Available in stainless steel or FMFs exclusive Ti-Metal construction for extreme weight savings with added durability or stainless steel * The next evolution in Powerbomb development * Substantial power increases everywhere * Increases horsepower * Produces long header torque combined with short header over-rev * Helps reduce sound output, as much as 1.5dB * FMF Patent pending technology * For closed course use only
Not Yet Reviewed
$427.49
FMF Racing is about moving forward ... faster! Their all-new Powercore 2.1 silencers are proof that FMF Racing is totally committed to 2-stroke progression. Built to give your 2-stroke machine the power needed to attack today's tracks and trails, the Powercore 2.1 produces a smooth, broad spread of power and a noticeably crisp exhaust note. And, with the muffler's lightweight titanium or extruded aluminum oval canisters mated to a perforated core, the FMF Powercore 2.1 silencers are above and beyond the competition! Key attributes include: * Optimally designed to complement performance of FMF pipes; works and fits FMF or stock * Lighter weight than stock * Race-tested, smooth power curve throughout the rpm range * Larger diameter canister for more tunability and longer lasting packing life * Delivers a crisp, notable sound
Not Yet Reviewed
$215.99
—
$404.99
FMF Racing is a world leader in high performance quiet technology, and Q4 Series slip-on mufflers are an evolution in exhaust. They employ intricate chambers, baffles, and proprietary multistage packing material, making them the best-performing, quiet mufflers available. They were developed over years of championship off-road racing and are constructed from aircraft-grade aluminum and high-strength stainless steel to bring you superior performance. FMF Racing Q4 Series slip-on mufflers don't make you hear power. They make you feel it!
( 1 )
$404.99
FMF Racing is about moving forward ... faster! The all-new TurbineCore 2.1 silencers are proof that FMF is totally committed to 2-stroke progression. Built to give your 2-stroke machine the power needed to attack today's tracks and trails, these mufflers produce a smooth, broad spread of power—and a noticeably crisp exhaust note. With the mufflers lightweight titanium or extruded aluminum oval canisters mated to a perforated core, the FMF TurbineCore 2.1 silencers are above and beyond the competition! Key attributes include: * Race-tested, smooth power curve throughout the rpm range * Optimally designed to complement performance of FMF pipes; works and fits FMF or stock * Larger diameter canister for more tunability and longer lasting packing life * Lighter weight than stock
Not Yet Reviewed
$242.99
Clearance
FMF Racing Factory 4.1 RCT/MegaBomb exhaust systems are top-of-the-line race systems. They are designed to boost power at all rpm and keep you at decibel levels that will keep you street legal. Quality-constructed from aluminum, stainless steel, or titanium, depending on model, the majority of these exhaust systems have a carbon fiber end cap. If you're looking for a new exhaust system that has great looks, along with excellent sound and performance, look no further than FMF Racing Factory 4.1 RCT/MegaBomb exhaust systems. Order the model designed for fitment on your application.
Not Yet Reviewed
$944.99
$939.50
—
$1,079.99
Modal Header
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
