Availability
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.
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$188.99
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$359.99
FMF Racing Mini Powercore 4 exhaust systems feature a Hi-Flo stainless steel core and formed end caps, an aircraft-grade aluminum canister, and a durable stainless steel header. Pounds lighter than your stock exhaust, they will give you the feel of a bored and stroked motor the second you twist the throttle. If you're looking for some new power for your mini, FMF Racing Mini Powercore 4 exhaust systems are the perfect answer.
( 4 )
$251.99
FMF Racing Powercore 4 hex spark arrestor inserts are a safety requirement for many powersports competitions and off-road uses. These metal mesh screens quickly install inside your exhaust tailpipe with a set-screw and may offer a slight decrease in noise, with no adverse effect on horsepower. Stay safe and legal with FMF Racing Powercore 4 hex spark arrestor inserts.
Not Yet Reviewed
$26.99
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
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$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
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$323.99
FMF Racing Factory 4.1 RCT mufflers offer the latest technology inside and out. Hand-built using aerospace-grade materials, they feature Resonance Chamber Technology. FMF's patented core enhances and refines exhaust pressure waves for optimal power output, while lowering the sound levels. Their redesigned canister shape allows for a maximum volume of packing material that's formulated for durability and sound attenuation. Plus, their RTS (Rapid Tuning System) makes for easy sound insert changes, as well as adding US Forestry Approved Spark Arrestors. They're constructed using aerospace-grade materials, run quieter than stock, and gain huge weight savings and massive power throughout the rpm range. FMF Racing Factory 4.1 RCT mufflers--not only do they sound amazing, but look amazing, too!
Not Yet Reviewed
$449.99
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$809.99
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
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$512.99
FMF Racing Gnarly pipes add 4-stroke, tractor-like torque to your 2-stroke--and they can withstand harsh elements. They are built from super-strong, 18-gauge steel and nickel plated. The expansion chambers focus on increasing the lower rpm horsepower and torque to get you out of the toughest terrain. If you're looking for more bottom end, these remarkable and outstanding Gnarly pipes from FMF Racing won't let you down!
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$269.99
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$341.99
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.
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$260.99
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$512.99
FMF Racing MegaBomb header pipes deliver your motorcycle to the next level of technology and power. MegaBomb uses science to gain up to a 3 hp boost with an existing FMF Racing slip, while reducing noise levels by as much as 1.5 dB. Bolt them on and the technology produces more low-end to midrange gains, as well as broadening out the mid to top-end power gains over stock. FMF Racing MegaBomb header pipes are best for Motocross, Supercross, and GNCC-style trails.
Not Yet Reviewed
$337.49
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$472.49
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
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$251.99
FMF Racing Powercore 4 spark arrested exhaust systems are designed to increase horsepower and torque, giving you noticeable gains in power. They feature superior packing for maximum packing life, high-flow modular end caps, stainless steel headers, and spark arrestors. And, they enhance sonic evacuation to help provide higher flow and increased power. So, if you're looking to give your ride some extra power, FMF Racing spark arrested Powercore 4 exhaust systems are a great way to do it.
Not Yet Reviewed
$269.99
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
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
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$404.99
FMF Racing Factory Fatty pipes are a close reincarnation of the "works" pipe used years ago by factory teams, sharing many of the same characteristics, with their craftsmanship and material quality. Designed to broaden and smooth out your entire power band, they give them the benefits you're looking for, no matter what type of riding you do. They feature lighter 20-gauge steel on the body, 19-gauge steel on the header portion, and have hand-pounded seams for smooth flow transition. If you're looking for a great pipe that offers better all-around power, FMF Racing Factory Fatty pipes are the ones for you.
Not Yet Reviewed
$260.99
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$269.99
FMF Racing is about moving forward ... faster! Their all-new Powercore 2.1 shorty silencer is proof that FMF is totally committed to 2-stroke progression. Built to give your 2-stroke machine the power needed to attack tracks built for 4-stroke bikes, these bike mufflers provide a smooth, broad spread of power—and produce a noticeably crisp exhaust note. And, with their lightweight titanium or extruded aluminum oval canisters mated to a perforated core, Powercore 2.1 shorty silencers are above and beyond the competition! Additional features include: * Lighter weight than stock * Larger diameter canister for tenability and long muffler packing life * Race-tested, smooth power curve throughout rpm range * Ideally suited for FMF pipes, silencer also fits machines equipped with the OEM pipe
Not Yet Reviewed
$215.99
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$404.99
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.
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$179.99
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.
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$197.99
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$341.99
FMF Racing offers PowerCore 2.1 Extreme silencers for a variety of applications, including many KTM, Gas Gas, Husqvarna, and Beta off-road bikes from 2019 and up. These powersports mufflers were developed around Extreme riders such as Cody Webb, Graham Jarvis, and Colton Haaker, to name a few—built to create a smooth tractable power to help in the toughest conditions. This is proof FMF is totally committed to 2-stroke progression in weight, performance, and looks. FMF loves 2-strokes, they ride 2-strokes, and they're devoted to delivering superior power to the 2-stroke faithful. Additional details: * Race-tested, smoothest power curve throughout the RPM range * Engineered to assault the toughest terrain and conditions, such as Erzberg, Romanics and the TKO * Larger diameter titanium canister for more tunability and longer lasting packing life * The Extreme silencer delivers low decibels performance so you can really hear how optimal your bike is running * Complete titanium construction, front to back. Blue anodized finish * Optimally designed to complement performance of FMF pipes; works and fits FMF or stock
Not Yet Reviewed
$404.99
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
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$314.99
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.
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$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.
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$13.49
FMF Racing Mini Powercore 4 spark arrested exhaust systems are offered as a closed-course moto muffler or spark arrestor version. Featuring a Hi-Flow stainless steel core and formed end caps, aircraft-grade aluminum canister, and a durable stainless steel header. They are lighter than stock mufflers and provide superior power over stock mufflers as well. So, if you're looking to get some extra power from your mini, bolt on FMF Racing Mini Powercore 4 spark arrested exhaust systems and enjoy the ride!
( 2 )
$269.99
FMF Racing Powercore 4 exhaust systems are designed to increase horsepower and torque, giving you noticeable gains in power. They feature superior packing for maximum packing life, high-flow modular end caps, and stainless steel headers. They also enhance sonic evacuation that helps to provide higher flow and increased power. So, if you're looking to give your ride some extra power, FMF Racing Powercore 4 exhaust systems are a great way to do it.
Not Yet Reviewed
$251.99
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