Dirt Bike Exhaust

Fmf - 18220489 - Fatty PipeFeaturesThe Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-revNo matter...

Fmf - 18211955 - 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...

Akrapovic - 18120549 - Header - Stainless SteelFeaturesIt is constructed using high-grade stainless steel, has a thread for the lambda sensor for those planning to tune the engine electronics, and...

Fmf - 18211866 - 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

Fmf - 18211952 - 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...

Fmf - 18211858 - 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...

Polisport - 18611384 - Armadillo Pipe Guard - OrangeFeaturesResistant to high temperaturesQuick and easy to install, easy to remove and clean after ridingVariable width through the protection for a...

Moose Offroad - 18611351 - Pipe Guard - FMF Factory/FattyFeaturesCarbon fiber, anti-ballistic composite material, fiberglass, and high temp resins yield an exceptional guardThe lightweight composite...

Akrapovic - 18201765 - Race Exhaust - Stainless Steel/TitaniumFeaturesConnected with a sleeve joint held together with a silicon-shielded tensioning springHexagonal mufflers feature a composite...

Pro Circuit - 18211987 - Ti-2 SilencerFeaturesOffers the "factory" look and appearance while reducing weightOptimum performance gainsCNC-machined aluminum mounting bracketFor closed-course racing...

Fmf - 18611607 - Heat ShieldFeaturesSpecsUnitsEachProduct Name

Pro Circuit - 18211985 - 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...

Fmf - 18220445 - MegaBomb Header - Stainless Steel - '16-'18 KX450FFeaturesImproved bottom to mid-range powerLess susceptible to damage than a longer headerEffectively reduces sound output by as much...

Fmf - 18201993 - Factory 4.1 RCT Exhaust - AluminumFeaturesInternal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the...

Moose Offroad - 18602223 - Pillow Packing Kit - 2 Stroke - 13" - Small BodyFeaturesCut Installation time in half25% lighter than stock packingLast 5-10 times longer than glass mat packingOuter casing...

Moose Offroad - 18611584 - 4-Stroke Pipe GuardFeaturesCustom molded to fit perfectly every timeSpecsMaterial

Pro Circuit - 18201756 - Works PipeFeaturesDurable construction conforms to the natural shape of the motorcycle for exceptional fit and performanceReinforced brackets and stingers prevent cracking,...

Akrapovic - 18201992 - Evolution Exhaust - TitaniumFeaturesFeatures a more durable welded bracket and titanium end capExhaust systems meet FIM noise limitsFor closed course competition use only. Not...

Pro Circuit - 18201755 - Platinum Head PipeFeaturesUnique nickel bath technology gives the surface added abrasion resistance and enhances the aesthetic lookStamped AKDQ high-quality carbon steel...

Fmf - 18113799 - PowerCore 4 HEX MufflerFeaturesDurable stainless steel and aluminum constructionSpace Age internal packing material for maximum longevityInternal shape of core uses Hi-Flo...

Moose Offroad - 18602211 - 4-Stroke Muffler Packing -11"X16"X1"FeaturesMade in the U.S.A.SpecsStyle4-St

Fmf - 18211817 - Powercore 2.1 Shorty MufflerFeaturesWith their lightweight titanium or extruded aluminum oval canisters mated to a perforated core, these silencers are above the competitionSpecs

Fmf - 18201985 - Factory 4.1 RCT Exhaust - AluminumFeaturesInternal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the...

Fmf - 18201984 - Factory 4.1 RCT Exhaust - TitaniumFeaturesInternal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the...

Pro Circuit - 18201800 - 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...

Pro Circuit - 18201766 - 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...

Pro Circuit - 18201802 - 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

Leovince - 18120465 - Exhaust Inlet Adapter - 38.10mm/1-1/2"FeaturesCompatible with LV-10, GP Corsa, GP Corsa EVO, and GP Corsa MatteSpecs

Fmf - 18211816 - Powercore 2.1 Shorty MufflerFeaturesWith their lightweight titanium or extruded aluminum oval canisters mated to a perforated core, these silencers are above the competitionSpecs

Pro Circuit - 18201762 - Ti-6 Pro Dual ExhaustFeaturesCreated as a full race system, the Ti-6 Pro is designed to increase performance and help professional racers pass AMA/FIM sound regulationsSpecs

Fmf - 18220524 - 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...

Fmf - 18202015 - Gnarly™ Exhaust PipeFeaturesExcellent off-road pipe and good for tighter tracksBuilt with tough 18-gauge steelO-rings IncludedSpecs

Fmf - 18202014 - Exhaust Factory Fatty Rev PipeFeaturesDyno and track tested for every applicationO-rings includedSpecs

Fmf - 18211875 - Turbinecore 2 SilencerFeaturesStraight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricted...

Fmf - 18201994 - Factory 4.1 RCT Exhaust - TitaniumFeaturesInternal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the...

Pro Circuit - 18201810 - 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

Pro Circuit - 18202007 - Ti-6 Pro Exhaust SystemFeaturesDesigned to increase performance and help professional racers pass AMA/FIM sound regulationsMachined aluminum muffler brackets for increased...

Moose Offroad - 18611645 - Replacement Spark Arrestor Screen KitFeaturesEasy maintenance and removal with only two screwsUSFS approved spark arrestor end capMade in the U.S.A.Specs

Polisport - 18611543 - Armadillo Extreme Silencer Guard - GreyFeaturesStainless steel and silicone construction for an increased level of protection, impact absorption and to avoid vibration...

Fmf - 18220522 - 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...