Dirt Bike Exhaust
Dirt Bike Exhaust Systems at JJ Motorsports
Unlock your dirt bike's potential with high-performance exhaust systems from JJ Motorsports. From slip-on mufflers to full exhaust kits, these components boost horsepower, reduce weight, and deliver aggressive sound for the track or trail. Designed for durability and easy installation, our exhausts ensure better throttle response and emissions compliance while enhancing your ride's style.
Shop trusted brands like Pro Circuit for competition pipes and FMF for titanium systems. Explore related categories such as Dirt Bike Air and Fuel for intake pairing or Dirt Bike Engine for power upgrades.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
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- Qty in Cart
- Quantity
- Price
- Subtotal
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FMF Mini PowerCore 4 Slip-On Muffler - without Spark Arrestor - CRF125F '19+ 041581
FMF
$209.99Features a Hi-Flo stainless steel core and formed end caps, Aircraft grade aluminum canister, You will swear the motor has been bored and stroked with the first twist of the throttle, Pounds lighter than stock18211964- SKU:
- 18211964
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- FEATURES:
- WITHOUT SPARK ARRESTOR
- MODEL:
- MINI POWERCORE 4
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$209.99 -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 044429
FMF
$799.99The Factory 4.1 RCT incorporates FMF's Resonance Chamber Technology™ both internally and externally, In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and complementary to their Factory Forward Engineering -...18211612- SKU:
- 18211612
- Availability:
- Ships Same Business Day
- Weight:
- 6.40 LBS
- PRODUCT NAME:
- MUFFLER
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- TITANIUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
$799.99 -
FMF Q4 HEX Muffler 044426
FMF
$449.99The Q4 employs intricate chambers, baffles and proprietary multistage packing material, With the Q4 you don’t need to hear the power, just feel the power!, Less sound equals more ground, Power gains throughout the entire rpm range, Spark arrestor...18211609- SKU:
- 18211609
- Availability:
- Ships Same Business Day
- Weight:
- 8.43 LBS
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- END CAP MATERIAL:
- STAINLESS STEEL
- WEIGHT IMPERIAL:
- 6.1 LB
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
- MODEL:
- Q4 HEX
- MUFFLER COLOR/FINISH:
- RAW
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$449.99 -
FMF PowerCore 4 HEX Muffler 044423
FMF
$399.99Overall increase in power and torque, Durable stainless steel and aluminum construction, Space Age internal packing material for maximum longevity, Internal shape of core uses Hi-Flo technology, Enhanced sonic evacuation provides for higher flow and...18211606- SKU:
- 18211606
- Availability:
- Ships Same Business Day
- Weight:
- 8.12 LBS
- MODEL:
- POWERCORE 4 HEX
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- END CAP MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- MUFFLER COLOR/FINISH:
- RAW
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
$399.99 -
FMF Factory 4.1 Exhaust - Aluminum/Stainless Steel 042380
FMF
$409.99Superior power than stock systems, Available with titanium and stainless steel headers, FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage, Innovative rear end cap features simple installation of tuning tip inserts or...18201966- SKU:
- 18201966
- Availability:
- Ships Same Business Day
- Weight:
- 3.94 LBS
- MUFFLER MATERIAL:
- ALUMINUM
- MODEL:
- FACTORY 4.1
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- EXHAUST SYSTEM
- PIPE MATERIAL:
- STAINLESS STEEL
- TYPE:
- FULL SYSTEM
$409.99 -
FMF 4.1 RCT Exhaust with MegaBomb - Anodized Titanium 045663
FMF
$1,174.99The Factory 4.1 RCT incorporates FMF Resonance Chamber Technology™ both internally and externally, Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the...18201960- SKU:
- 18201960
- Availability:
- Ships Same Business Day
- Weight:
- 11.10 LBS
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- TITANIUM
- UNITS:
- EACH
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- TITANIUM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
$1,174.99 -
FMF 4.1 RCT Exhaust with MegaBomb - Anodized Titanium 045654
FMF
$1,174.99The Factory 4.1 RCT incorporates FMF Resonance Chamber Technology™ both internally and externally, Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the...18201958- SKU:
- 18201958
- Availability:
- Ships Same Business Day
- Weight:
- 9.95 LBS
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- EXHAUST SYSTEM
- MUFFLER MATERIAL:
- TITANIUM
- PIPE MATERIAL:
- STAINLESS STEEL
- TYPE:
- FULL SYSTEM
$1,174.99 -
FMF 4.1 RCT Exhaust with MegaBomb - Anodized Titanium 045652
FMF
$1,174.99The Factory 4.1 RCT incorporates FMF Resonance Chamber Technology™ both internally and externally, Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the...18201956- SKU:
- 18201956
- Availability:
- Ships Same Business Day
- Weight:
- 10.80 LBS
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- TITANIUM
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- TITANIUM
- UNITS:
- EACH
$1,174.99 -
AKRAPOVIC Muffler - Black S-PI4SO3-HRSSBL
AKRAPOVIC
$882.15Gives your scooter that unmistakable deep resonant Akrapovic sound and also dramatically changes its visual appearance, Represents the first step in exhaust system tuning, Simple to install, Provides more power, more torque, and less weight18112576- SKU:
- 18112576
- Availability:
- Ships Same Business Day
- Weight:
- 12.00 LBS
- WEIGHT IMPERIAL:
- 9.9 LB
- BASE COLOR:
- BLACK
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- STREET
- MUFFLER COLOR/FINISH:
- BLACK
- TYPE:
- SLIP-ON
$882.15 -
ACERBIS Silencer Guard 2676790001
ACERBIS
$40.95Made of heat-resistant flexible rubber, Reduces vibration and protects the exhaust if bike tips over, Locking system through micro closing bands, 200/400 mm circumference18611234- SKU:
- 18611234
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- PIPE GUARD
$40.95 -
ACERBIS Silencer Guard 2676790211
ACERBIS
$40.95Made of heat-resistant flexible rubber, Reduces vibration and protects the exhaust if bike tips over, Locking system through micro closing bands, 200/400 mm circumference18611238- SKU:
- 18611238
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- COLOR/FINISH:
- BLUE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- PIPE GUARD
$40.95 -
ACERBIS Silencer Guard 2676790004
ACERBIS
$40.95Made of heat-resistant flexible rubber, Reduces vibration and protects the exhaust if bike tips over, Locking system through micro closing bands, 200/400 mm circumference18611239- SKU:
- 18611239
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- PRODUCT NAME:
- PIPE GUARD
- MATERIAL:
- RUBBER
- COLOR/FINISH:
- RED
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$40.95 -
ACERBIS Silencer Plug - 2/4-Stroke 2097150001
ACERBIS
$10.95Designed to keep water and mud from entering your silencer when washing it off after a hard ride, Universal design fits 2- and 4-stroke silencers18610452- SKU:
- 18610452
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ATV
- TYPE:
- EXHAUST WASH PLUG
- UNITS:
- EACH
- PRODUCT NAME:
- PLUG
- RIDING STYLE:
- UTV
$10.95 -
DG PERFORMANCE Repack Kit - MX Silencer 98-1000
DG PERFORMANCE
$23.99Packing material to reduce exhaust toneD981000- SKU:
- D981000
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MODEL:
- MX
- MATERIAL:
- FIBERGLASS
- RIDING STYLE:
- UTV
- RIDING STYLE:
- ATV
- LENGTH IMPERIAL:
- 15'
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$23.99 -
WSM Sea-Doo Exhaust Hose 011-430
WSM
$16.46Exhaust pipe hose18600540- SKU:
- 18600540
- Availability:
- Ships Same Business Day
- Weight:
- 0.39 LBS
- LENGTH IMPERIAL:
- 3-1/2'
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- EXHAUST
- UNITS:
- EACH
- PRODUCT NAME:
- HOSE
$16.46 -
WSM Sea-Doo Exhaust Hose 011-420
WSM
$24.76Exhaust pipe hose18600659- SKU:
- 18600659
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- HOSE
- TYPE:
- EXHAUST
- RIDING STYLE:
- WATERCRAFT
- LENGTH IMPERIAL:
- 3.1'
- UNITS:
- EACH
$24.76 -
WSM Exhaust Bushings 011-515
WSM
$5.34Exhaust bushings for exhaust pickup envelope18600660- SKU:
- 18600660
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- BUSHING
- UNITS:
- PAIR
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- EXHAUST
$5.34 -
WSM Exhaust Pick Up Envelope 011-421
WSM
$10.96Install around the exhaust to manifold joint, to deflect water spray from the joint09500472- SKU:
- 09500472
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- PICK UP ENVELOPE
- TYPE:
- EXHAUST
- RIDING STYLE:
- WATERCRAFT
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
$10.96 -
Twin Air 2-Stroke Exhaust Plug 18mm-40mm 177700NN
TWIN AIR
$11.95Twin Air 2-Stroke Exhaust Plug Protect your motorcycle's exhaust system with the Twin Air 2-Stroke Exhaust Plug, engineered to keep dirt and moisture at bay during washing and transport. This essential accessory guarantees a secure, leak-proof seal,...18610787- SKU:
- 18610787
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PLUG FITS DIAMETER:
- 18 MM - 40 MM
- PRODUCT NAME:
- PLUG
- TYPE:
- EXHAUST
- RIDING STYLE:
- UTV
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- 2-STROKE
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
$11.95 -
Twin Air Large Exhaust Plug 27mm to 50mm 4-Stroke 177710NN
TWIN AIR
$13.95Twin Air Large Exhaust Plug 177710NN Protect your 4-stroke motorcycle's exhaust system with the Twin Air Large Exhaust Plug. Engineered for optimal performance, this plug safeguards against dirt and moisture during maintenance or storage, ensuring your...18610788- SKU:
- 18610788
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- PLUG
- RIDING STYLE:
- UTV
- TYPE:
- EXHAUST
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- PLUG FITS DIAMETER:
- 27 MM - 50 MM
- RIDING STYLE:
- ATV
- STYLE:
- 4-STROKE
- UNITS:
- EACH
$13.95
