FMF
FMF Racing is a globally respected performance brand specializing in high-output motorcycle exhaust systems and race-developed components. With deep roots in motocross, off-road and competitive riding, FMF exhausts are engineered to increase horsepower, sharpen throttle response and deliver a signature aggressive sound. Riders trust FMF for race-proven durability, lightweight construction and consistent real-world performance gains. The FMF name is synonymous with competition, innovation and uncompromising exhaust technology.
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Fmf - 011313 - Pipe Spring/O-Rings Kit
FMF
$12.99Fmf - FMF011313 - Pipe Spring/O-Rings KitFeaturesSpecsMaterialSteelTypeExhaustProduct NameO-RingRiding StyleOff-RoadMaterialRubberUnitsKitFitment1997-2007SuzukiRM125$12.99 -
Fmf - 042321 - Q4 Muffler
FMF
$449.99Fmf - 18112616 - Q4 MufflerFeaturesLess mass to enhance power-to-weight ratioQuiet power with minimal sacrifice for performanceDeveloped over years of championship off-road racingTwin-stage core...$449.99 -
Out of stock
Fmf - 042320 - Q4 Muffler
FMF
$449.99Fmf - 18112615 - Q4 MufflerFeaturesLess mass to enhance power-to-weight ratioQuiet power with minimal sacrifice for performanceDeveloped over years of championship off-road racingTwin-stage core...$449.99 -
Out of stock
Fmf - 021048 - Fatty Pipe
FMF
$299.99Fmf - 18200291 - Fatty PipeFeaturesTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel with a nickel-plated...$299.99 -
Fmf - 025143 - Gnarly Pipe
FMF
$329.99Fmf - 18201115 - Gnarly PipeFeaturesWhen looking to add 4-stroke tractor like torque to your 2-stroke and you need a pipe to withstand the harsh elements, this is the pipe for youStrong and rugged,...$329.99 -
Out of stock
Fmf - 044157 - Powercore 4 Exhaust
FMF
$299.99Fmf - 18201322 - Powercore 4 ExhaustFeaturesComputer designed and dyno-tested for every 4-stroke applicationEnhanced sonic evacuation delivers a higher flow of exhaust gases, which increases powerA...$299.99 -
Fmf - 041179 - Powercore 4 Exhaust
FMF
$299.99Fmf - 18200253 - Powercore 4 ExhaustFeaturesComputer designed and dyno-tested for every 4-stroke applicationEnhanced sonic evacuation delivers a higher flow of exhaust gases, which increases powerA...$299.99 -
Fmf - 022052 - Fatty Pipe
FMF
$299.99Fmf - 18200218 - Fatty PipeFeaturesTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel with a nickel-plated finishSpecsMaterialSteelRiding...$299.99 -
Fmf - 025025 - Powercore 2 Silencer
FMF
$199.99Fmf - FMF025025 - Powercore 2 SilencerFeaturesThe elliptically shaped bodies with perforated core perform well in any conditionEquipped with a Performance Flow end cap and nickel-plated front...$199.99 -
Fmf - 023058 - Factory Fatty Pipe - '01-'07 RM125
FMF
$319.99Fmf - 18200225 - Factory Fatty Pipe - '01-'07 RM125FeaturesBroadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased...$319.99 -
Fmf - 040638 - Spark Arrestor Insert - 4.1 RCT
FMF
$39.99Fmf - 18610698 - Spark Arrestor Insert - 4.1 RCTFeaturesSpecsModelFactory 4.1 RCTTypeSpark ArrestorUnitsEachProduct NameScreen InsertRiding StyleOff-RoadMaterialSteel$39.99 -
Fmf - 024012 - Turbinecore 2 Silencer
FMF
$219.99Fmf - FMF024012 - Turbinecore 2 SilencerFeaturesStraight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricted...$219.99 -
Out of stock
Fmf - 023022 - Powercore 2 Shorty Silencer
FMF
$199.99Fmf - FMF023022 - Powercore 2 Shorty SilencerFeaturesOverall length of canister and core is shorter to improve the hit of your machineThe SST Shorty Silencer is the heart and soul of the SST power...$199.99 -
Fmf - 025019 - Fatty Pipe
FMF
$319.99Fmf - FMF025019 - Fatty PipeFeaturesTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel with a nickel-plated...$319.99 -
Fmf - 025010 - Gnarly Pipe
FMF
$299.99Fmf - FMF025010 - Gnarly PipeFeaturesWhen looking to add 4-stroke tractor like torque to your 2-stroke and you need a pipe to withstand the harsh elements, this is the pipe for youStrong and rugged,...$299.99 -
Fmf - 024039 - Factory Fatty Pipe - '02-'18 YZ85
FMF
$299.99Fmf - FMF024039 - Factory Fatty Pipe - '02-'18 YZ85FeaturesBroadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased...$299.99 -
Out of stock
Fmf - 024038 - Turbinecore 2 Silencer
FMF
$229.99Fmf - FMF024038 - Turbinecore 2 SilencerFeaturesStraight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricted...$229.99 -
Out of stock
Fmf - 022024 - Powercore 2 Shorty Silencer
FMF
$199.99Fmf - FMF022024 - Powercore 2 Shorty SilencerFeaturesOverall length of canister and core is shorter to improve the hit of your machineThe SST Shorty Silencer is the heart and soul of the SST power...$199.99 -
Fmf - 024019 - Powercore 2 Shorty Silencer
FMF
$199.99Fmf - FMF024019 - Powercore 2 Shorty SilencerFeaturesOverall length of canister and core is shorter to improve the hit of your machineThe SST Shorty Silencer is the heart and soul of the SST power...$199.99 -
Fmf - 024017 - Turbinecore 2 Silencer
FMF
$229.99Fmf - FMF024017 - Turbinecore 2 SilencerFeaturesStraight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricted...$229.99 -
Fmf - 024015 - Powercore 2 Shorty Silencer
FMF
$199.99Fmf - FMF024015 - Powercore 2 Shorty SilencerFeaturesOverall length of canister and core is shorter to improve the hit of your machineThe SST Shorty Silencer is the heart and soul of the SST power...$199.99 -
Fmf - 024000 - Fatty Pipe
FMF
$299.99Fmf - FMF024000 - Fatty PipeFeaturesTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel with a nickel-plated finishSpecsModelGold Series...$299.99 -
Fmf - 023026 - Powercore 2 Silencer
FMF
$199.99Fmf - FMF023026 - Powercore 2 SilencerFeaturesThe elliptically shaped bodies with perforated core perform well in any conditionEquipped with a Performance Flow end cap and nickel-plated front...$199.99 -
Fmf - 023027 - Powercore 2 Shorty Silencer
FMF
$199.99Fmf - FMF023027 - Powercore 2 Shorty SilencerFeaturesOverall length of canister and core is shorter to improve the hit of your machineThe SST Shorty Silencer is the heart and soul of the SST power...$199.99 -
Fmf - 023021 - Powercore 2 Silencer
FMF
$199.99Fmf - FMF023021 - Powercore 2 SilencerFeaturesThe elliptically shaped bodies with perforated core perform well in any conditionEquipped with a Performance Flow end cap and nickel-plated front...$199.99 -
Out of stock
Fmf - 023006 - Fatty Pipe
FMF
$299.99Fmf - FMF023006 - Fatty PipeFeaturesTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel with a nickel-plated finishSpecsModelGold Series...$299.99 -
Fmf - 023009 - Powercore 2 Silencer
FMF
$199.99Fmf - FMF023009 - Powercore 2 SilencerFeaturesThe elliptically shaped bodies with perforated core perform well in any conditionEquipped with a Performance Flow end cap and nickel-plated front...$199.99 -
Fmf - 023011 - Powercore 2 Shorty Silencer
FMF
$199.99Fmf - FMF023011 - Powercore 2 Shorty SilencerFeaturesOverall length of canister and core is shorter to improve the hit of your machineThe SST Shorty Silencer is the heart and soul of the SST power...$199.99 -
Fmf - 023000 - Fatty Pipe
FMF
$299.99Fmf - FMF023000 - Fatty PipeFeaturesTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel with a nickel-plated finishSpecsMaterialSteelRiding...$299.99 -
Out of stock
Fmf - 022034 - Fatty Pipe
FMF
$289.99Fmf - FMF022034 - Fatty PipeFeaturesTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel with a nickel-plated...$289.99 -
Fmf - 022012 - Fatty Pipe
FMF
$299.99Fmf - FMF022012 - Fatty PipeFeaturesTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel with a nickel-plated...$299.99 -
Fmf - 022038 - Turbinecore Spark Arrestor Silencer
FMF
$219.99Fmf - FMF022038 - Turbinecore Spark Arrestor SilencerFeaturesCompact design is nearly identical in size and performance to FMF's standard silencerCanister is easily disassembled for cleaning and...$219.99 -
Fmf - 022019 - Powercore 2 Shorty Silencer
FMF
$199.99Fmf - FMF022019 - Powercore 2 Shorty SilencerFeaturesOverall length of canister and core is shorter to improve the hit of your machineThe SST Shorty Silencer is the heart and soul of the SST power...$199.99 -
Fmf - 022009 - Powercore 2 Shorty Silencer
FMF
$199.99Fmf - FMF022009 - Powercore 2 Shorty SilencerFeaturesOverall length of canister and core is shorter to improve the hit of your machineThe SST Shorty Silencer is the heart and soul of the SST power...$199.99 -
Fmf - 022007 - Gnarly Pipe
FMF
$329.99Fmf - FMF022007 - Gnarly PipeFeaturesWhen looking to add 4-stroke tractor like torque to your 2-stroke and you need a pipe to withstand the harsh elements, this is the pipe for youStrong and rugged,...$329.99 -
Fmf - 022006 - Fatty Pipe
FMF
$329.99Fmf - FMF022006 - Fatty PipeFeaturesTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel with a nickel-plated finishSpecsModelGold Series...$329.99 -
Fmf - 022003 - Fatty Pipe
FMF
$319.99Fmf - FMF022003 - Fatty PipeFeaturesTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel with a nickel-plated...$319.99 -
Fmf - 021021 - Fatty Pipe
FMF
$319.99Fmf - FMF021021 - Fatty PipeFeaturesTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel with a nickel-plated finishSpecsModelGold Series...$319.99 -
Fmf - 020020 - Fatty Pipe
FMF
$349.99Fmf - FMFH62 - Fatty PipeFeaturesTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel with a nickel-plated...$349.99 -
Out of stock
Fmf - 022000 - Fatty Pipe
FMF
$299.99Fmf - FMF022000 - Fatty PipeFeaturesTru-Flo stamping process ensures a perfect fit and optimum performanceConstructed of strong 19-gauge steel with a nickel-plated...$299.99
FMF – High-Performance Exhaust Systems and Racing Components
FMF Racing has built its legacy through decades of direct involvement in professional motocross, supercross, desert racing and off-road competition. Every FMF exhaust system is developed using extensive dyno testing, track feedback and real-world race data to extract maximum performance from modern and classic motorcycle engines. This race-first approach allows FMF to deliver exhaust solutions that improve airflow efficiency, engine response and overall power delivery without sacrificing reliability.
FMF motorcycle exhaust pipes, headers and mufflers are engineered to increase torque and horsepower across usable RPM ranges while reducing overall system weight. Tuned silencer designs, precision-welded headers and lightweight materials help riders achieve stronger acceleration, improved throttle control and a more responsive riding experience. FMF also supports long-term performance with exhaust repack kits, replacement components and accessories designed to maintain optimal sound control and efficiency.
Trusted by factory race teams, professional riders and serious enthusiasts worldwide, FMF continues to set the benchmark in motorcycle exhaust performance. Whether upgrading a trail bike, motocross machine or off-road racer, FMF exhaust systems deliver proven power gains, aggressive sound and the durability required for hard riding. For riders who demand performance backed by racing heritage, FMF remains a top-tier exhaust solution.