Dirt Bike Exhaust
1370 parts
Full exhaust systems, slip-ons, two-stroke pipes, silencers and repacking kits from FMF, Pro Circuit, LeoVince, Akrapovic and Moose Offroad. More power, less weight and the sound you want. Shop all dirt bike parts.
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Out of stock
Pro Circuit - 0141845A - T-6 Muffler - Fits 2018-2023 Suzuki RM-Z450
Pro Circuit
$590.95Pro Circuit - 18211845 - T-6 MufflerFeaturesConstructed of stainless steel throughout the mid-pipe and end-cap while the canister is constructed of aluminum for increased durabilityMachined aluminum...$590.95 -
Out of stock
Pro Circuit - 0111945G2 - T-6 Exhaust
Pro Circuit
$1,295.95Pro Circuit - 18201898 - T-6 ExhaustFeaturesComes with a removable United States Forest Service (USFS) Approved Spark Arrestor making it easy to alternate between off-road and closed course...$1,295.95 -
Out of stock
Pro Circuit - 0851925-O - Platinum Pipe
Pro Circuit
$365.95Pro Circuit - 18201912 - Platinum PipeFeaturesStamped AKDQ high quality carbon steel constructionHand welded and pounded seamsReinforced mounting brackets and stingerElectroless nickel plating...$365.95 -
Out of stock
Pro Circuit - 0311945FP2 - TI-6 Pro Exhaust
Pro Circuit
$1,840.95Pro Circuit - 18201897 - TI-6 Pro ExhaustFeaturesCreated as a full race system, the Ti-6 Pro is designed to increase performance and help professional racers pass AMA/FIM sound regulationsSpecs$1,840.95 -
Out of stock
Fmf - 043372 - Factory 4.1 RCT Muffler - Aluminum
FMF
$599.99Fmf - 18211958 - 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...$599.99 -
Out of stock
Fmf - 043362 - PowerCore 4 HEX Muffler - Fits 2018-2021 Suzuki RM-Z450
FMF
$399.99Fmf - 18211855 - PowerCore 4 HEX MufflerFeaturesDurable stainless steel and aluminum constructionSpace Age internal packing material for maximum longevityInternal shape of core uses Hi-Flo...$399.99 -
Out of stock
Fmf - 043368 - MegaBomb Header
FMF
$374.99Fmf - 18220492 - MegaBomb HeaderFeaturesImproved bottom to mid-range powerProduce the low end of a longer header and the top end of a short headerLess susceptible to damage than a long headerRuns...$374.99 -
Out of stock
Moose Offroad - Pipe Guard - FMF Factory
Moose Offroad
$182.95Moose Offroad - 18611462 - Pipe Guard - FMF FactoryFeaturesCarbon fiber, anti-ballistic composite material, fiberglass, and high temp resins yield an exceptional guardThe lightweight composite has...$182.95 -
Out of stock
Moose Offroad - Pipe Guard - OEM - Fits Yamaha 2005-2026 YZ125, 2019-2026 YZ125X
Moose Offroad
$186.95Moose Offroad - 18611464 - Pipe Guard - OEMFeaturesCarbon fiber, anti-ballistic composite material, fiberglass, and high temp resins yield an exceptional guardThe lightweight composite has 75%...$186.95 -
Out of stock
Polisport - 8483800001 - Armadillo Long Head Pipe Guard - Black
Polisport
$45.99Polisport - 18611444 - Armadillo Long Head Pipe Guard - BlackFeaturesElastomer reduces vibrations and noiseResistant to headpipe high temperaturesProvides protection from small impacts and...$45.99 -
Out of stock
Polisport - 8483700001 - Armadillo Short Head Pipe Guard - Black
Polisport
$42.99Polisport - 18611438 - Armadillo Short Head Pipe Guard - BlackFeaturesFlexible design provides a universal fit for 2-stroke bikesElastomer compound reduces vibrations and noiseResistant to head pipe...$42.99 -
Out of stock
Fmf - 042394 - Factory 4.1 Muffler
FMF
$599.99Fmf - 18212035 - Factory 4.1 MufflerFeaturesInternal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range...$599.99 -
Out of stock
Moose Offroad - Pipe Guard - Stock - Fits 2002-2026 Yamaha YZ250
Moose Offroad
$182.95Moose Offroad - 18610346 - Pipe Guard - StockFeaturesCarbon fiber, anti-ballistic composite material, fiberglass, and high temp resins yield an exceptional guardThe lightweight composite has 75%...$182.95 -
Out of stock
Leovince - 9780 - Exhaust Inlet Adapter - 41.27mm/1-5/8"
LeoVince
$59.95Leovince - 18120466 - Exhaust Inlet Adapter - 41.27mm/1-5/8"FeaturesCompatible with LV-10, GP Corsa, GP Corsa EVO, and GP Corsa MatteSpecs$59.95 -
Out of stock
Fmf - 042396 - Factory 4.1 Muffler
FMF
$749.99Fmf - 18212036 - Factory 4.1 MufflerFeaturesInternal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range...$749.99 -
Out of stock
Fmf - 041601 - Q4 Hex Slip-On Muffler - Fits 2021-2023 Honda CRF450R
FMF
$499.99Fmf - 18212042 - Q4 Hex Slip-On MufflerFeaturesMeets FIM World Enduro sound regulationsPower gains throughout the entire rpm rangeSpark arrestor includedPounds lighter than stockRugged design for...$499.99 -
Out of stock
Pro Circuit - 0131925G - T-6 Exhaust
Pro Circuit
$1,029.95Pro Circuit - 18201855 - T-6 ExhaustFeaturesComes with a removable United States Forest Service (USFS) Approved Spark Arrestor making it easy to alternate between off-road and closed course...$1,029.95 -
Out of stock
Akrapovic - S-S4MET11-BNTA - Evolution Exhaust - Titanium - Fits 2018-2025 Suzuki RM-Z450
Akrapovic
$1,412.95Akrapovic - 18201817 - Evolution Exhaust - TitaniumFeaturesUsed and tested by top factory teams in racingEach model is unique and dedicated to maximizing engine performance while reducing overall...$1,412.95 -
Out of stock
Pro Circuit - SG18300-296 - Spark Arrestor Silencer - Fits 2018 KTM XC 300
Pro Circuit
$202.95Pro Circuit - 18211876 - Spark Arrestor SilencerFeaturesU.S. Forest Service approved and will reduce your bike's noise level at or near 96dB on most modelsInternal metal baffle, chambers, and sound...$202.95 -
Out of stock
Fmf - 041608 - Powercore 4 Hex Muffler - Fits 2022-2023 Honda CRF250R
FMF
$449.99Fmf - 18212050 - Powercore 4 Hex MufflerFeaturesInternal shape of core use Hi-Flo technologyIncludes removable spark arrestorSpecs<$449.99 -
Out of stock
Pro Circuit - SG18300-SE - 304 Silencer
Pro Circuit
$205.95Pro Circuit - 18211877 - 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 -
Out of stock
Fmf - 043370 - PowerCore 4 HEX Muffler - Fits 2019-2024 Suzuki RM-Z250
FMF
$449.99Fmf - 18211956 - PowerCore 4 HEX MufflerFeaturesDurable stainless steel and aluminum constructionSpace Age internal packing material for maximum longevityInternal shape of core uses Hi-Flo...$449.99 -
Out of stock
Fmf - 043369 - MegaBomb Header
FMF
$474.99Fmf - 18220493 - MegaBomb HeaderFeaturesImproved bottom to mid-range powerProduce the low end of a longer header and the top end of a short headerLess susceptible to damage than a long headerRuns...$474.99 -
Out of stock
Fmf - 042379 - MegaBomb Header
FMF
$474.99Fmf - 18220491 - MegaBomb HeaderFeaturesImproved bottom to mid-range powerProduce the low end of a longer header and the top end of a short headerLess susceptible to damage than a long headerRuns...$474.99 -
Out of stock
Fmf - 024081 - Turbinecore 2 Muffler
FMF
$229.99Fmf - 18212057 - Turbinecore 2 MufflerFeaturesSpecsMaterialAluminumUni$229.99 -
Out of stock
Fmf - 025283 - Powercore 2.1 Muffler
FMF
$239.99Fmf - 18212065 - Powercore 2.1 MufflerFeaturesLarger diameter canister for more tunability and longer lasting packing lifeLighter than stockOptimally designed to complement performance of FMF pipes;...$239.99 -
Out of stock
Fmf - 041610 - 4.1 RCT Slip-On Muffler
FMF
$674.99Fmf - 18212052 - 4.1 RCT Slip-On MufflerFeaturesNew RTS (Rapid Tuning System)Huge weight savingsSpecsCo$674.99 -
Out of stock
Moose Offroad - E-Line 4-Stroke Pipe Guard - Fits 2020-2025 KTM 790/890 Adventure/R
Moose Offroad
$182.95Moose Offroad - 18611476 - E-Line 4-Stroke Pipe GuardFeaturesAntiballistic composite material, fiberglass, and high temp resins yield an exceptional guard; 8 times stronger, 2 times stiffer, yet...$182.95 -
Out of stock
Fmf - 041609 - Q4 Hex Muffler - Fits 2022-2023 Honda CRF250R
FMF
$499.99Fmf - 18212051 - Q4 Hex MufflerFeaturesRugged design for off-road enduranceMeets USFS and FIM World Enduro sound regulationsSpark arrestor includedPounds lighter than stockMade in the U.S.A.Specs$499.99 -
Out of stock
Bolt - BET.EX.MNTS - Pipe Mount Kit - Fits 2013-2023 Beta
Bolt
$24.99Bolt - 18602458 - Pipe Mount KitFeaturesSpecsProduct NameHardware KitR$24.99 -
Out of stock
Akrapovic - S-K2MR9-BNTA - Racing Line Exhaust System - Stainless Steel/Titanium - KX 250
Akrapovic
$1,188.00Akrapovic - 18202071 - Racing Line Exhaust System - Stainless Steel/Titanium - KX 250FeaturesIts unique design yields the maximum output for each specific motorcycle model while significantly...$1,188.00 -
Out of stock
Fmf - 045689 - Megabomb Header - Titanium - Fits 2024-2025 Beta 450 RX
FMF
$474.99Fmf - 18220551 - Megabomb Header - TitaniumFeaturesSpecsModelMegaBombR$474.99 -
Out of stock
Fmf - 022067 - Turbinecore Muffler - Fits 2000-2001 Honda CR125R
FMF
$219.99Fmf - 18212089 - Turbinecore MufflerFeaturesU.S. Forest approved silencerSpecsUnitsEach$219.99 -
Out of stock
Fmf - 044475 - MegaBomb Header - Stainless Steel - YZ450F
FMF
$424.99Fmf - 18220539 - MegaBomb Header - Stainless Steel - YZ450FFeaturesSpecsModelMegaBomb$424.99 -
Out of stock
Leovince - 14434X - X3 EVO Slip-On Muffler - KLR 650
LeoVince
MSRP: $514.95$513.95Leovince - 18212096 - X3 EVO Slip-On Muffler - KLR 650FeaturesMedia-blasted for a perfect textured surface finishLightweight carbon fiber end capWelded mounting brackets with rubber damper or carbon...MSRP: $514.95$513.95 -
Out of stock
Fmf - 042405 - Factory 4.1 RCT Exhaust System - Stainless Steel - Carbon End Cap - Fits 2024-2026 Kawasaki KX450
FMF
$1,049.99Fmf - 18202045 - Factory 4.1 RCT Exhaust System - Stainless Steel - Carbon End CapFeatures94dB insert includedFor closed course competition onlySpecs$1,049.99 -
Out of stock
Pro Circuit - 1352465 - 296 Silencer
Pro Circuit
$202.95Pro Circuit - 18212106 - 296 SilencerFeaturesInternal metal baffle, chambers, and sound absorbing materials for a muffled soundConstructed of aluminum and stainless steelDouble-walled mounting...$202.95 -
Out of stock
Bolt - BET.EX.2T13 - Exhaust Hardware Kit - Fits 2013-2025 Beta 125
Bolt
$26.99Bolt - 18602457 - Exhaust Hardware KitFeaturesSpecsUnitsKitProduct Nam$26.99 -
Out of stock
Fmf - 042401 - Powercore 4 Hex Slip-On Muffler - Fits 2024-2025 Kawasaki KX450F
FMF
$449.99Fmf - 18212091 - Powercore 4 Hex Slip-On MufflerFeaturesClosed course competition use onlySpecsModelPow$449.99 -
Out of stock
Fmf - 042411 - Factory 4.1 RCT Slip-On Muffler with Carbon Cap - Aluminum - KX 250
FMF
$674.99Fmf - 18212163 - Factory 4.1 RCT Slip-On Muffler with Carbon Cap - Aluminum - KX 250FeaturesAchieves a shorter overall length that is less susceptible to crash damage and complementary to Factory...$674.99
Dirt Bike Exhaust Systems, Pipes and Silencers
An aftermarket exhaust is one of the most popular upgrades for any dirt bike, and for good reason. A full system or slip-on from FMF, Pro Circuit, LeoVince or Akrapovic cuts weight, sharpens throttle response and can add real power across the rev range. On a two-stroke, the right pipe changes the whole character of the engine.
We carry full four-stroke systems, slip-on silencers, two-stroke expansion chambers and silencers, plus the stuff that keeps your exhaust healthy: repacking kits, spark arrestors, pipe guards and mounting hardware. If you ride trails or public land, check that your setup has an approved spark arrestor and meets local sound rules.
A new exhaust works best as part of a package. Pair it with a fresh air filter from our fuel and intake parts, and on fuel-injected bikes, look at a fuel controller in dirt bike electrical to get the most out of it. Building a two-stroke? Freshen the top end with engine parts while you're in there.
Exhaust is model specific, so check fitment before ordering. Not sure what fits or which setup is right for how you ride? Reach out and we'll help you pick.