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!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
FMF Turbinecore 2 Silencer 025262
FMF
$219.99The FMF Turbinecore 2 Silencer delivers the performance exhaust note you're after while maintaining the durability required for serious riding. Its straight-through design eliminates restrictive baffles that choke power, giving you measurable gains in...18211951- SKU:
- 18211951
- Availability:
- Ships Same Business Day
- Weight:
- 3.27 LBS
- MODEL:
- TURBINECORE 2
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- STYLE:
- OVAL
- END CAP STYLE:
- CONICAL
- UNITS:
- EACH
$219.99 -
FMF Q4 HEX Muffler 041578
FMF
$449.99The FMF Q4 HEX Muffler delivers measurable power gains across your entire RPM range while cutting weight and keeping sound levels low enough to maintain ground clearance on technical terrain. Its multi-stage chamber design and proprietary packing...18211952- SKU:
- 18211952
- Availability:
- Ships Same Business Day
- Weight:
- 7.50 LBS
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER COLOR/FINISH:
- RAW
- MUFFLER MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- Q4 HEX
$449.99 -
FMF Factory 4.1 RCT Muffler - Aluminum 042374
FMF
$599.99If you're serious about extracting maximum power from your machine while cutting unnecessary weight, the FMF Factory 4.1 RCT delivers measurable gains across the entire RPM range without compromise. By centralizing mass closer to the motor through...18211953- SKU:
- 18211953
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- RAW
- MUFFLER MATERIAL:
- ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
$599.99 -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 042376
FMF
$749.99If you're serious about maximizing your bike's performance while reducing unsprung weight, the FMF Factory 4.1 RCT delivers measurable gains across the entire RPM range without compromise. The shorter profile and centralized mass design improve handling...18211955- SKU:
- 18211955
- Availability:
- Ships Same Business Day
- Weight:
- 6.70 LBS
- PIPE MATERIAL:
- TITANIUM
- UNITS:
- EACH
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- MUFFLER MATERIAL:
- TITANIUM
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$749.99 -
FMF Factory 4.1 RCT Muffler - Aluminum 043372
FMF
$599.99If you're running a high-performance engine, your exhaust system is either unlocking or limiting your potential. The FMF Factory 4.1 RCT Muffler delivers measurable power gains across the entire RPM range while shedding unnecessary weight—critical...18211958- SKU:
- 18211958
- Availability:
- Ships Same Business Day
- Weight:
- 4.70 LBS
- MUFFLER MATERIAL:
- ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- RAW
- END CAP MATERIAL:
- CARBON FIBER
- UNITS:
- EACH
$599.99 -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 043373
FMF
$749.99If you're serious about maximizing power across your entire RPM band while cutting unnecessary weight, the FMF Factory 4.1 RCT delivers measurable gains without compromise. Its Resonance Chamber Technology™ design—engineered both internally and...18211959- SKU:
- 18211959
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- TITANIUM
- UNITS:
- EACH
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- TITANIUM
$749.99 -
FMF Mini PowerCore 4 Slip-On Muffler - without Spark Arrestor - CRF110F '19+ 041579
FMF
$209.99The FMF Mini PowerCore 4 delivers noticeable performance gains on your CRF110F with a lightweight slip-on design that transforms throttle response immediately. This stainless steel and aircraft-grade aluminum construction sheds unnecessary weight while...18211962- SKU:
- 18211962
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
- MODEL:
- MINI POWERCORE 4
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- FEATURES:
- WITHOUT SPARK ARRESTOR
$209.99 -
FMF Mini PowerCore 4 Slip-On Muffler - with Spark Arrestor 041580
FMF
$239.99If you're running a small-displacement engine and want immediate throttle response without the weight penalty of a stock muffler, the FMF Mini PowerCore 4 delivers measurable horsepower gains and a noticeably lighter footprint. The stainless steel core...18211963- SKU:
- 18211963
- Availability:
- Ships Same Business Day
- Weight:
- 2.55 LBS
- FEATURES:
- WITH SPARK ARRESTOR
- MODEL:
- MINI POWERCORE 4
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$239.99 -
FMF Turbinecore 2.1 Muffler 025273
FMF
$269.99The FMF Turbinecore 2.1 Muffler delivers track-proven performance without compromise. Its straight-through design and stainless steel construction eliminate unnecessary backpressure, giving you the power gains you've earned through your build, while the...18211983- SKU:
- 18211983
- Availability:
- Ships Same Business Day
- Weight:
- 3.96 LBS
- MODEL:
- TURBINECORE 2.1
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP STYLE:
- SLASH-CUT
- MUFFLER MATERIAL:
- ALUMINUM
- END CAP MATERIAL:
- STAINLESS STEEL
- MATERIAL:
- STAINLESS STEEL
- STYLE:
- ROUND
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
$269.99 -
FMF Q4 HEX Muffler 045646
FMF
$449.99The FMF Q4 HEX Muffler delivers measurable power gains across the entire RPM range while cutting weight from your machine—critical advantages whether you're racing competitively or pushing limits on technical terrain. Its sophisticated multi-stage...18211999- SKU:
- 18211999
- Availability:
- Ships Same Business Day
- Weight:
- 6.30 LBS
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- WEIGHT IMPERIAL:
- 5.1 LB
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- MODEL:
- Q4 HEX
- MUFFLER COLOR/FINISH:
- RAW
$449.99 -
FMF Factory 4.1 RCT Muffler - Aluminum 045647
FMF
$549.99If you're serious about maximizing output while minimizing rotational mass, the FMF Factory 4.1 RCT delivers measurable power gains across the entire RPM band without compromise. The compact design centralizes weight closer to the engine, improving...18212000- SKU:
- 18212000
- Availability:
- Ships Same Business Day
- Weight:
- 6.20 LBS
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- MUFFLER COLOR/FINISH:
- RAW
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
$549.99 -
FMF Powercore 4 HEX Muffler 045666
FMF
$399.99If you're looking to unlock measurable gains in power and torque while maintaining reliability on the track or trail, the FMF Powercore 4 HEX Muffler delivers the flow efficiency you need without compromise. Built with premium stainless steel and...18212005- SKU:
- 18212005
- Availability:
- Ships Same Business Day
- Weight:
- 7.45 LBS
- MODEL:
- POWERCORE 4 HEX
- MUFFLER MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER COLOR/FINISH:
- RAW
- TYPE:
- SLIP-ON
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
$399.99 -
FMF Q4 HEX Muffler 045667
FMF
$449.99The FMF Q4 HEX Muffler delivers measurable power gains across the entire RPM range while significantly reducing weight compared to stock units. Its sophisticated chamber and baffle design extracts performance without unnecessary noise, allowing you to...18212006- SKU:
- 18212006
- Availability:
- Ships Same Business Day
- Weight:
- 7.72 LBS
- MODEL:
- Q4 HEX
- MUFFLER COLOR/FINISH:
- RAW
- RIDING STYLE:
- OFF-ROAD
- END CAP MATERIAL:
- STAINLESS STEEL
- TYPE:
- SLIP-ON
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
- MUFFLER MATERIAL:
- ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
$449.99Qty in Cart: 0Quantity:Price:$449.99Subtotal: -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 045668
FMF
$749.99The FMF Factory 4.1 RCT Muffler delivers measurable power gains across the entire RPM band while cutting unnecessary weight from your chassis—a combination that translates directly to faster lap times and improved throttle response. By centralizing mass...18212007- SKU:
- 18212007
- Availability:
- Ships Same Business Day
- Weight:
- 7.41 LBS
- END CAP MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- MUFFLER
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- MUFFLER MATERIAL:
- TITANIUM
$749.99 -
FMF Powercore 2.1 Muffler - Aluminum 025278
FMF
$239.99If you're running a modern 4-stroke on the track, the FMF Powercore 2.1 delivers the power curve consistency and durability you need to stay competitive lap after lap. The oversized aluminum canister maximizes packing longevity while the optimized...18212008- SKU:
- 18212008
- Availability:
- Ships Same Business Day
- Weight:
- 3.43 LBS
- MODEL:
- POWERCORE 2.1
- MUFFLER MATERIAL:
- ALUMINUM
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- MUFFLER COLOR/FINISH:
- RAW
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- OFF-ROAD
- END CAP MATERIAL:
- STAINLESS STEEL
$239.99 -
FMF Powercore 2.1 Muffler - Titanium 025279
FMF
$449.99If you're chasing consistent power delivery across the entire RPM band without sacrificing sound management, the FMF Powercore 2.1 is engineered to keep your bike running at peak efficiency in demanding conditions. The larger-diameter titanium canister...18212009- SKU:
- 18212009
- Availability:
- Ships Same Business Day
- Weight:
- 4.75 LBS
- END CAP MATERIAL:
- TITANIUM
- MODEL:
- POWERCORE 2.1 EXTREME
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- PRODUCT NAME:
- MUFFLER
- MUFFLER MATERIAL:
- TITANIUM
- PIPE MATERIAL:
- STAINLESS STEEL
$449.99 -
FMF Powercore 4 Muffler 042387
FMF
$399.99The FMF Powercore 4 is engineered to maximize exhaust scavenging on 4-stroke engines, translating directly to measurable horsepower and torque gains across the RPM band. Computer-designed and dyno-tested specifically for your application, this muffler...18212027- SKU:
- 18212027
- Availability:
- Ships Same Business Day
- Weight:
- 6.50 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- MUFFLER MATERIAL:
- ALUMINUM
- BASE COLOR:
- SILVER
- MODEL:
- POWERCORE 4
- PRODUCT NAME:
- MUFFLER
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
$399.99 -
FMF Q4 Muffler 042388
FMF
$449.99If you're running serious off-road miles, exhaust noise and premature packing degradation will cost you track time and money. The FMF Q4 Muffler delivers championship-proven sound suppression while extending service intervals between repacks—keeping you...18212028- SKU:
- 18212028
- Availability:
- Ships Same Business Day
- Weight:
- 6.60 LBS
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- MODEL:
- Q4 HEX
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- MUFFLER
$449.99 -
DG PERFORMANCE Exhaust Springs - 52mm 98-1052
DG PERFORMANCE
$18.99Exhaust pipe vibration and movement cause premature cracking and mounting failure—especially under high RPM conditions. These DG Performance exhaust springs eliminate stress concentrations by allowing controlled flex at the attachment point, extending...18600964- SKU:
- 18600964
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- UTV
- PRODUCT NAME:
- SPRING
- SPRING LENGTH - STATIC METRIC:
- 52 MM
- TYPE:
- EXHAUST
- UNITS:
- PAIR
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
$18.99 -
DG PERFORMANCE Exhaust Springs - 58mm 98-1058
DG PERFORMANCE
$18.99Exhaust vibration and pipe movement can lead to cracks, mounting failures, and costly downtime. These stainless steel exhaust springs isolate your DG 4-stroke pipes from engine vibration while the free-floating design prevents stress concentrations that...18600963- SKU:
- 18600963
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- STAINLESS STEEL
- SPRING LENGTH - STATIC METRIC:
- 58 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- SPRING
- RIDING STYLE:
- UTV
- TYPE:
- EXHAUST
$18.99
