1. Dirt Bike Exhaust

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FMF Power Core 4 Hex Slip-On Exhaust
$271.96 - $287.99 You save up to $41.96 (15%)
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FMF Power Core 4 Hex Slip-On Exhaust Has all of the same great features of the original with new technology added Constructed of stainless steel with a lightweight alloy can Space Age internal packing for maximum packing life Hi-Flo modular end cap Internal shape of core uses Hi-Flo technology…
Yoshimura RS-2 Mini Complete Exhaust System
$236.76 - $259.96 You save up to $64.99 (20%)
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Yoshimura RS-2 Complete Exhaust System The RS-2 Comp-Series exhaust is race proven to have the best looks, sound, and performance. This system was designed with one thing in mind... Performance. Features include: Stainless steel header and mid-pipe Removable 99db USFS approved low-volume insert…
…internal volume for more sound absorbing material Patented chamber design to enhance and refine exhaust pressure Factory Forward Engineering centralizes mass and is less prone to crash damage Tuned exhaust with optimized core specifications for each application Innovative rear endcap for simple…
FMF Factory 4.1 RCT MegaBomb Exhaust System
$722.46 - $1062.49 You save up to $57.50 (15%)
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FMF Factory 4.1 RCT MegaBomb Exhaust System The all new FMF Factory 4.1 RCT MegaBomb Exhaust System is the top of the line race exhaust system that FMF offers, when you are looking for a pipe that will boost power in all areas and stay quiet enough to keep you legal look no further. The muffler…
…and the performance flow stainless steel end cap ensures strength, durability and most importantly, track and trail proven unrestricted power. The Turbine Core 2 is the #1 spark arrestor in the world. **Note: For use with Gold Series SST Pipe only Click Here for Additional Exhaust Information
FMF Power Core 2 Silencer - FMF Pipe Only
$84.99 - $110.49 You save up to $19.50 (14%)
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…pipes as well as aftermarket pipes Shorty silencers available for late model bikes to improve low-end thrust Original Powercore silencers have many of the same features as the Powercore II with a plated concave endcap **Note: For use with FMF Pipes only Click Here for Additional Exhaust Information
Yoshimura RS-9D Slip-On Exhaust
$580.76 You save $145.19 (20%)
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exhausts gases then reach our new, dual RS-9 mufflers, hence RS-9D. RS-9's parallelogram-shaped muffler body increases muffler volume over the stock system, resulting in better throttle response and improved noise cancellation. The dual setup enabled us to position the mufflers closer to the bike's
FMF Powercore 4 Big Bore Mini Exhaust System
$161.99 You save $18.00 (10%)
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…core and endcaps Pounds lighter than stock Moto or Spark Arrestor version Big Bore version recommended for 88cc or larger on XR/CRF, and TTR 50 Click Here for Powercore 4 Mini Exhaust System Click Here for Powercore 4 Spark Arrested Mini Exhaust System Click Here for Additional Exhaust Information
FMF Factory 4.1 Mini Exhaust System
$254.96 - $254.99 You save up to $45.00 (15%)
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FMF Factory 4.1 Mini Exhaust System FMF takes fun seriously so they built the Mini Factory 4.1. This is an all-out performance exhaust for play bikes. With the Mini Factory 4.1, you will be the king of backyard motocross and look great doing it! Superior power on stock and big bore motors Choose…
FMF Powercore 4 Mini Exhaust System
$152.96 - $254.96 You save up to $44.99 (15%)
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…core and endcaps Pounds lighter than stock Available in Moto or Spark Arrestor version Click Here for Powercore 4 Spark Arrested Mini Exhaust System Click Here for Powercore 4 Big Bore Mini Exhaust System Click Here for Additional Exhaust Information **Closeouts are limited to stock on hand**
Pro Circuit T-6 Stainless Steel Exhaust System
$298.31 - $760.71 You save up to $134.24 (15%)
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Pro Circuit T-6 Stainless Steel Exhaust System The T-6 Stainless Steel Exhaust System offers the same benefits as the Ti-6 Titanium Exhaust System, but the T-6 is constructed of stainless steel throughout the head pipe, mid pipe and end-cap while the canister is constructed of aluminum for increased…
Pro Circuit T-4 Dual Slip-On Exhaust with Mid-Pipe
$594.96 You save $104.99 (15%)
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Pro Circuit T-4 Dual Slip-On Exhaust with Mid-Pipe Improved power delivery and exhaust note Body is made from lightweight 6061 T-6 brushed aluminum and the end cap and intake tube are stainless steel Tunable end caps allow fine-tuning of power delivery for different types of riding and terrain…
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Yoshimura RS-2 Comp Series Slip-On Exhaust
$235.96 - $367.16 You save up to $91.79 (20%)
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The RS-2 Comp series Slip-On Muffler from Yoshimura features: The new, powerful RS-2 exhaust design in a convenient slip-on muffler package Diamond-shape muffler canister design improves power output Muffler shape increases durability and performance from muffler packing Two-stage large race baffle…
Yoshimura RS-2 Diamond Pro Series Full Exhaust System
$675.96 - $676.76 You save up to $169.19 (20%)
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…RS-2 Diamond Pro Exhaust System from Yoshimura features: New diamond-shape muffler design improves power output Muffler shape increases durability and performance from muffler packing Two-stage large race baffle allows optimal performance throughout the rev range Pro Series exhaust features titanium…
FMF Turbinecore II Universal Spark Arrestor
$110.49 You save $19.50 (15%)
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FMF Turbinecore II Universal Spark Arrestor Great universal spark arrestor for 2-stroke machines! Using the proven design of the FMF Turbine Core Spark Arrestor Arrestor is made specifically for those machines that do not have a bolt on application Using the exclusive "Turbine Dampening System"…
Yoshimura RS-3D Comp Series Dual Slip-On Exhaust
$356.76 You save $89.19 (20%)
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Exhaust RS-3D utilizes dual RS-3 canisters with cone end caps Features many of the same design aspects of the Pro Series, but in a more affordable 304L stainless steel version 2-piece style endcap and a USFS approved removable screen-type spark arrestor are standard Click Here for Additional Exhaust
FMF Q4 Hex Slip-On Exhaust
$305.99 - $322.99 You save up to $57.00 (15%)
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…USFS and FIM World Enduro sound regulations Power gains throughout the entire rpm range Spark arrestor included Pounds lighter than stock Rugged design for off-road endurance Only US manufacturer to offer dedicated quiet exhaust systems Made in the USAClick Here for Additional Exhaust Information
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FMF Q4 Slip-On Exhaust
$246.46 - $552.46 You save up to $97.49 (15%)
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…areas threatened more every day, FMF takes seriously the expression 'less sound equals more ground' and with the Q4, FMF has designed a slip-on exhaust that leads in high performance quiet technology. Using the best materials, the Q4 uses intricate chambers and baffles to improve flow while still…
Closeout 20% off
Yoshimura RS-4 Pro Exhaust System
$715.96 - $836.76 You save up to $159.19 (20%)
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Yoshimura RS-4 Pro Exhaust System The RS-4 not only increases power and is light, but it also has a lower centralized mass coefficient to provide better handling. Additionally, an overall improvement to the power delivery was also realized. The RS-4 is pentagonal shaped muffler that features a…
…guards distribute impact over a large area, aluminum guards cannot duplicate this effect Made in the USA **Note: Moose Racing Pipe Guards By E Line are bike specific, image might not show your specific guard. **Note: For Gnarly pipe use 'FMF Gnarly' size **Closeouts are limited to stock on hand**
Moose Racing Exhaust Plug
$5.95 - $6.95
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Moose Racing Exhaust Plug Keep your exhaust system clean from mud and water while you wash your bike Comes with lanyard for easy removal Available in two size: small for 2-strokes and large for 4-strokes Sold each Small fits: 1.5cm to 3.5cm diameter Large fits: 3.5cm to 6cm diameter   *Note: Please…
Yoshimura RS-4 Comp Slip-On Exhaust
$316.76 - $340.76 You save up to $85.19 (20%)
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…and the results are profound. Yoshimura has been the official exhaust supplier to Team Honda Red Bull Racing for several years now. All of that experience has helped Yoshimura in making an exhaust that compliments an already great bike. The RS-4 not only increases power and is light, but it also has…
Two Brothers Racing V.A.L.E. M-7 Exhaust System
$441.99 - $977.99 You save up to $21.96 (14%)
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…endcap Teflon coated, die-cast, magnesium-outlet endcap *Note: Teryx 750, and Rhino have Dual mufflers. Click Here for Additional Exhaust Information View the MotorcycleUSA.com review of the Two Brother Racing V.A.L.E. M-7 Exhaust System here: Two Brother Racing V.A.L.E. M-7 Exhaust Review
…Race Exhaust System The Ti-5 Dual Race Systems are constructed of titanium throughout the muffler can, header and y-collector areas. Designed for optimum performance, riders will enjoy increased horsepower while still meeting the 2M Max sound requirements. Unlike other Pro Circuit exhaust systems,…
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