Dirt Bike Parts
10000 parts
Modern dirt bikes take serious abuse, so the parts on your machine need to match the way you ride. Whether you hit motocross tracks, single-track, or rough enduro terrain, the right dirt bike parts make a huge difference in power, handling, and durability. Riders choose high quality aftermarket components because they outperform stock parts and hold up when the pressure is on. Our selection is built for anyone who wants stronger performance and reliability on every jump, corner, and trail.
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Pro Circuit - 1151725 - R-304 Silencer
Pro Circuit
$206.29Pro Circuit - 18211776 - R-304 SilencerFeaturesThe compact design of the short aluminum canister offers optimum performance gains and is recommended for closed-course racing onlyHex head screws are...$206.29 -
Bolt - EU.EX.65-85CC - Exhaust Hardware Kit - Fits 2004-2011 KTM 105 SX, 2014-2025 Husqvarna TC 65, 2002-2025 KTM 65/85
Bolt
$26.99Bolt - 18601274 - Exhaust Hardware KitFeaturesSpecsProduct NameHardware Kit$26.99 -
Akrapovic - S-H2MR9-QTA - Race Exhaust - Stainless Steel/Titanium - Fits 2016-2017 Honda CRF250R
Akrapovic
$1,283.04Akrapovic - 18201688 - Race Exhaust - Stainless Steel/TitaniumFeaturesConnected with a sleeve joint held together with a silicon-shielded tensioning springHexagonal mufflers feature a composite...$1,283.04 -
Dg Performance - 091-6500 - Dual Sport Slip-On Muffler
DG Performance
$488.99Dg Performance - 18211811 - Dual Sport Slip-On MufflerFeaturesAdvanced internal core design reduces exhaust noise while still providing excellent engine response and performanceCore is wrapped with...$488.99 -
Bolt - EU.EX.105-150CC - Exhaust Hardware Kit
Bolt
$26.99Bolt - 18601275 - Exhaust Hardware KitFeaturesSpecsProduct NameHardware Kit$26.99 -
Bolt - EU.EX.MNTS - Mounting Hardware Kit - KTM - Multiple Beta/Husqvarna/KTM Models
Bolt
$24.99Bolt - 18601272 - Mounting Hardware Kit - KTMFeaturesSpecsUnitsKitRidi$24.99 -
Bolt - YZ.EX.250CC - Exhaust Hardware Kit - Fits 2001-2022 Yamaha YZ250
Bolt
$26.99Bolt - 18601278 - Exhaust Hardware KitFeaturesSpecsUnitsKitRiding Styl$26.99 -
Pro Circuit - 1161725 - R-304 Silencer - Fits 2017-2018 Husqvarna TX 300
Pro Circuit
$206.29Pro Circuit - 18211780 - R-304 SilencerFeaturesThe compact design of the short aluminum canister offers optimum performance gains and is recommended for closed-course racing onlyHex head screws are...$206.29 -
Helix - 495-9510 - Exhaust Springs - Zinc - 95 mm - 10-Pack
Helix Racing
$33.95Helix - 18602391 - Exhaust Springs - Zinc - 95 mm - 10-PackFeaturesSpecsRiding StyleOff-Road$33.95 -
Helix - 495-9010 - Exhaust Springs - Zinc - 90 mm - 10-Pack
Helix Racing
$33.95Helix - 18602389 - Exhaust Springs - Zinc - 90 mm - 10-PackFeaturesSpecsRiding StyleOff-Road$33.95 -
Helix - 495-8310 - Exhaust Springs - Zinc - 83 mm - 10-Pack
Helix Racing
$33.95Helix - 18602387 - Exhaust Springs - Zinc - 83 mm - 10-PackFeaturesSpecsSpring Length - Static Metric83 mm<$33.95 -
Helix - 495-7510 - Exhaust Springs - Zinc - 75 mm - 10-Pack
Helix Racing
$33.95Helix - 18602383 - Exhaust Springs - Zinc - 75 mm - 10-PackFeaturesSpecsTypeExhaust$33.95 -
Bolt - YZ.EX.125CC - Exhaust Hardware Kit - Fits Yamaha 2001-2021 YZ125, 2020-2022 YZ125X
Bolt
$26.99Bolt - 18601277 - Exhaust Hardware KitFeaturesSpecsProduct NameHardware Kit$26.99 -
Bolt - EU.EX.50CC - Exhaust Hardware Kit - Fits 2017-2025 Husqvarna TC 50, 2002-2025 KTM 50 SX
Bolt
$20.99Bolt - 18601273 - Exhaust Hardware KitFeaturesSpecsRiding StyleOff-Road$20.99 -
Pro Circuit - 1051665 - 304 Silencer
Pro Circuit
$205.95Pro Circuit - 18211770 - 304 SilencerFeaturesLonger body design helps to reduce noise output6061 T6 brushed aluminum silencer bodyStainless steel inlet tube and end-capTig and mig welded for strength...$205.95 -
Helix - 495-7010 - Exhaust Springs - Zinc - 70 mm - 10-Pack
Helix Racing
$33.95Helix - 18602381 - Exhaust Springs - Zinc - 70 mm - 10-PackFeaturesSpecsRiding StyleOff-Road$33.95 -
Helix - 495-6710 - Exhaust Springs - Zinc - 67 mm - 10-Pack
Helix Racing
$33.95Helix - 18602379 - Exhaust Springs - Zinc - 67 mm - 10-PackFeaturesSpecsRiding StyleOff-Road$33.95 -
Fmf - 025278 - Powercore 2.1 Muffler - Aluminum
FMF
$239.99Fmf - 18212008 - Powercore 2.1 Muffler - AluminumFeaturesSmooth power curve throughout the RPM rangeLarge diameter canister for more tenability and longer lasting packing lifeDelivers a crisp,...$239.99 -
Pro Circuit - 0122023A - T-6 Muffler - KLX230R
Pro Circuit
$512.95Pro Circuit - 18212014 - T-6 Muffler - KLX230RFeaturesStainless steel mid pipeA United States Forest Service approved spark arrestor comes equipped making it easy to alternate between off-road and...$512.95 -
Pro Circuit - 1121412K - Ti-2 Silencer - Fits 2003-2007 Kawasaki KX125
Pro Circuit
$446.95Pro Circuit - 18211734 - Ti-2 SilencerFeaturesOffers the "factory" look and appearance while reducing weightOptimum performance gainsCNC-machined aluminum mounting bracketFor closed-course racing...$446.95 -
Fmf - 045590 - Q4 HEX Muffler - Fits 2016-2017 Husqvarna FC 250/350/450, 2017 Husqvarna FE/FX 350/450/501, 2016 KTM 250/350/450 SX-F
FMF
$499.99Fmf - 18211717 - Q4 HEX MufflerFeaturesWith the Q4 you don’t need to hear the power, just feel the power!Less sound equals more groundPower gains throughout the entire rpm rangeSpark arrestor...$499.99 -
Fmf - 045648 - Factory 4.1 RCT Muffler - Anodized Titanium
FMF
$649.99Fmf - 18212001 - Factory 4.1 RCT Muffler - Anodized TitaniumFeaturesIn addition, FMF achieves a shorter overall length that is less susceptible to crash damage and complementary to their Factory...$649.99 -
Fmf - 042385 - PowerBomb Header - Fits 2020-2021 Kawasaki KLX300R
FMF
$249.99Fmf - 18220520 - PowerBomb HeaderFeaturesPosition "Bomb" increases performance; horsepower is increased as much as 10%Act as "pre-muffler" helping to lower the decibel outputThe expansion and...$249.99 -
Fmf - 024064 - Turbinecore 2.1 Muffler
FMF
$269.99Fmf - 18211708 - Turbinecore 2.1 MufflerFeaturesThe 2.1 utilizes a shape inspired by the 4.1 systemUtilizes exclusive FMF "Turbine Dampening System"U.S. Forest Service legal statusSpecs$269.99 -
Fmf - 045589 - PowerCore 4 HEX Muffler - Fits 2016-2018 KTM 250/350/450 XC-F, 2015-2018 KTM 250/350/450 SX-F, 2017-2019 Husqvarna FE 250-501
FMF
$449.99Fmf - 18211716 - PowerCore 4 HEX MufflerFeaturesDurable stainless steel and aluminum constructionSpace Age internal packing material for maximum longevityInternal shape of core uses Hi-Flo...$449.99 -
Dg Performance - 071-6200 - V2™ Slip-On Exhaust
DG Performance
$454.99Dg Performance - 18211681 - V2™ Slip-On ExhaustFeaturesDesigned to increase horsepower and torqueBolts directly to the stock headpipeUSFS spark arrestorOptional quiet core inserts available...$454.99 -
Dg Performance - 071-2230 - V2™ Slip-On Exhaust - Fits 2003-2016 Honda CRF230F
DG Performance
$434.99Dg Performance - 18211668 - V2™ Slip-On ExhaustFeaturesDesigned to increase horsepower and torqueBolts directly to the stock headpipeUSFS spark arrestorOptional quiet core inserts available...$434.99 -
Dg Performance - 071-2440 - V2™ Slip-On Exhaust - Fits 1996-2004 Honda XR250R/400R
DG Performance
$454.99Dg Performance - 18211662 - V2™ Slip-On ExhaustFeaturesDesigned to increase horsepower and torqueBolts directly to the stock headpipeUSFS spark arrestorOptional quiet core inserts available...$454.99 -
Pro Circuit - 1131425K - Ti-2 Silencer - Fits Yamaha 2003-2025 3 YZ250, 2016-2025 R304 Shorty YZ250X
Pro Circuit
$446.95Pro Circuit - 18211656 - Ti-2 SilencerFeaturesOffers the "factory" look and appearance while reducing weightOptimum performance gainsCNC-machined aluminum mounting bracketFor closed-course racing...$446.95 -
Fmf - 041594 - Factory 4.1 Muffler - Fits 2019-2026 Honda CRF125F
FMF
$299.99Fmf - 18212020 - Factory 4.1 MufflerFeaturesThe lightest mufflers availableSuperior power and performance - horsepower improved throughout the rpm rangeFeature exclusive proprietary Chamber Core...$299.99 -
Fmf - 045668 - Factory 4.1 RCT Muffler - Anodized Titanium
FMF
$749.99Fmf - 18212007 - Factory 4.1 RCT Muffler - Anodized TitaniumFeaturesIn addition, FMF achieves a shorter overall length that is less susceptible to crash damage and complementary to their Factory...$749.99 -
Fmf - 043376 - Powercore 4 with Spark Arrestor - Fits 2003-2004 Kawasaki KLX400SR, 2006-2007 Suzuki DR-Z400, 2000-2021 Suzuki DR-Z400S, 2005-2021 Suzuki DR-Z400SM
FMF
$449.99Fmf - 18212016 - Powercore 4 with Spark ArrestorFeaturesDurable stainless steel and aluminum constructionAdvanced packing material for maximum longevityRemovable spark arrestor includedSpecs$449.99 -
Fmf - 042327 - PowerCore 4 HEX Muffler - Fits 2016-2018 Kawasaki KX450F
FMF
$449.99Fmf - 18211723 - PowerCore 4 HEX MufflerFeaturesDurable stainless steel and aluminum constructionSpace Age internal packing material for maximum longevityInternal shape of core uses Hi-Flo...$449.99 -
Pro Circuit - 1111425K - Ti-2 Silencer
Pro Circuit
$446.95Pro Circuit - 18211733 - Ti-2 SilencerFeaturesOffers the "factory" look and appearance while reducing weightOptimum performance gainsCNC-machined aluminum mounting bracketFor closed-course racing...$446.95 -
Fmf - 045647 - Factory 4.1 RCT Muffler - Aluminum - Fits 2021 Husqvarna Rockstar Edition
FMF
$549.99Fmf - 18212000 - Factory 4.1 RCT Muffler - AluminumFeaturesIn addition, FMF achieves a shorter overall length that is less susceptible to crash damage and complementary to their Factory Forward...$549.99 -
Pro Circuit - 1051525 - 304 Silencer
Pro Circuit
$205.95Pro Circuit - 18211696 - 304 SilencerFeaturesLonger body design helps to reduce noise output6061 T6 brushed aluminum silencer bodyStainless steel inlet tube and end-capTig and mig welded for strength...$205.95 -
Fmf - 024062 - Powercore 2.1 Muffler - Aluminum
FMF
$239.99Fmf - 18211706 - Powercore 2.1 Muffler - AluminumFeaturesSmooth power curve throughout the RPM rangeLarge diameter canister for more tenability and longer lasting packing lifeDelivers a crisp,...$239.99 -
Fmf - 024060 - Powercore 2.1 Muffler - Titanium
FMF
$449.99Fmf - 18211704 - Powercore 2.1 Muffler - TitaniumFeaturesSmooth power curve throughout the RPM rangeLarge diameter canister for more tenability and longer lasting packing lifeDelivers a crisp,...$449.99 -
Dg Performance - 071-4235 - V2™ Slip-On Exhaust
DG Performance
$454.99Dg Performance - 18211688 - V2™ Slip-On ExhaustFeaturesDesigned to increase horsepower and torqueBolts directly to the stock headpipeUSFS spark arrestorOptional quiet core inserts available...$454.99 -
Dg Performance - 071-4225 - V2™ Slip-On Exhaust
DG Performance
$429.99Dg Performance - 18211684 - V2™ Slip-On ExhaustFeaturesDesigned to increase horsepower and torqueBolts directly to the stock headpipeUSFS spark arrestorOptional quiet core inserts available...$429.99
High Performance Dirt Bike and Motocross Components
Every piece of your dirt bike contributes to how confidently you ride. Upgrading to better engine parts, clutch components, and fuel system pieces gives you stronger acceleration and cleaner throttle response when the track gets rough. Suspension upgrades like fork springs, seals, shock components, and linkage parts help your bike stay predictable through whoops, ruts, and landings. Controls matter just as much, so riders improve their cockpit with new handlebars, grips, levers, and foot pegs that boost comfort and precision at high speed.
Performance braking and drive components can completely transform how a dirt bike handles. Rotors, pads, chains, sprockets, wheel bearings, and hardware all play a role in keeping traction consistent and stopping power reliable. Even routine maintenance items like air filters, spark plugs, fluids, cables, and gaskets impact how well your bike performs under load. Quality parts help you ride longer, harder, and with more confidence, whether you are chasing lap times or carving your favorite trails.
Our goal is simple. Give riders access to dirt bike parts that hold up to real riding conditions and deliver true performance gains. When you twist the throttle, charge a jump, or slam into a corner, you should trust that every component on your bike can take the hit and keep going. Explore our full lineup of dirt bike and motocross parts and build a machine that is ready for whatever you throw at it.