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
-
Twin Air Mini Exhaust Plug 18mm-21mm 177701NN
TWIN AIR
$11.95Off-road riding exposes your exhaust system to constant abuse—mud, water, and debris will corrode and clog your pipes if left unprotected. The Twin Air Mini Exhaust Plug seals your exhaust outlet when the bike is parked or stored, preventing...18611353- SKU:
- 18611353
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- PLUG FITS DIAMETER:
- 18 MM - 21 MM
- PRODUCT NAME:
- PLUG
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- EXHAUST
- RIDING STYLE:
- UTV
$11.95 -
FMF Wash Plug - with Streamer 011299
FMF
$5.99Moisture intrusion is one of the most overlooked threats to exhaust system longevity. Whether you're washing down your bike after a ride or storing it between seasons, water and mud can corrode your exhaust internals and degrade performance. The FMF Wash...18610013- SKU:
- 18610013
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- UTV
- MATERIAL:
- PLASTIC
- PRODUCT NAME:
- PLUG
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- 4-STROKE
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- RED
- RIDING STYLE:
- ATV
- TYPE:
- EXHAUST WASH PLUG
- UNITS:
- EACH
$5.99 -
FMF Powercore 4 HEX Muffler 045645
FMF
$399.99If you're looking to extract real gains from your engine without compromising durability, the FMF Powercore 4 HEX delivers measurable increases in power and torque through superior flow dynamics. The Hi-Flo core design and enhanced sonic evacuation work...18211998- SKU:
- 18211998
- Availability:
- Ships Same Business Day
- Weight:
- 6.10 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 4 HEX
- PIPE MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
- MUFFLER COLOR/FINISH:
- RAW
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$399.99 -
FMF Powercore 2 Silencer - Big Bore 025226
FMF
$199.99If you're running a big-bore 2-stroke, exhaust performance directly impacts your power delivery and throttle response. The FMF Powercore 2 Silencer is purpose-built for high-demand applications where you need reliable backpressure management without...18211833- SKU:
- 18211833
- Availability:
- Ships Same Business Day
- Weight:
- 1.86 LBS
- END CAP STYLE:
- CONICAL
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 2
- STYLE:
- ELLIPTICAL
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- MATERIAL:
- ALUMINUM
- BASE COLOR:
- SILVER
- END CAP COLOR/FINISH:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- TYPE:
- SLIP-ON SILENCER
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- BIG BORE
- STYLE:
- SHORTY
$199.99 -
FMF 4.1 RCT Exhaust with MegaBomb - Aluminum 045662
FMF
$1,074.99If you're running a dirt bike or off-road machine, exhaust performance directly impacts power delivery, weight distribution, and durability under extreme conditions. The FMF 4.1 RCT delivers measurable gains across the RPM range while shedding...18201959- SKU:
- 18201959
- Availability:
- Ships Same Business Day
- Weight:
- 9.90 LBS
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- RAW
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
- PRODUCT NAME:
- EXHAUST SYSTEM
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
$1,074.99Qty in Cart: 0Quantity:Price:$1,074.99Subtotal: -
FMF 4-Stroke Pillow Packing 015302
FMF
$31.99Exhaust heat can degrade performance components and create safety hazards in your bike's engine bay. FMF's 4-Stroke Pillow Packing provides proven thermal insulation that keeps your exhaust can operating at optimal temperatures while protecting...18600828- SKU:
- 18600828
- Availability:
- Ships Same Business Day
- Weight:
- 1.31 LBS
- MATERIAL:
- FIBERGLASS
- STYLE:
- 4-STROKE
- RIDING STYLE:
- UTV
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- MUFFLER PACKING
$31.99 -
FMF Fatty Pipe 022003
FMF
$299.99The FMF Fatty Pipe 022003 is engineered to deliver measurable power gains by optimizing exhaust flow where your specific engine needs it most. Computer-designed and dyno-tested, this pipe eliminates guesswork and delivers consistent performance...FMF022003- SKU:
- FMF022003
- Availability:
- Ships Same Business Day
- Weight:
- 5.40 LBS
- COLOR/FINISH:
- NICKEL-PLATED
- MODEL:
- GOLD SERIES FATTY
- UNITS:
- KIT
- DESIGN/CONFIGURATION:
- 1-INTO-1 SYSTEM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- HEAD PIPE
- MATERIAL:
- STEEL
$299.99 -
FMF Premier 2-Stroke Packing 015301
FMF
$27.99If you're running a 2-stroke MX bike that demands durability over silence, the FMF Premier 2-Stroke Packing delivers the heat resistance your exhaust system needs to survive intense riding conditions. This is genuine OEM-equivalent packing that maintains...18600827- SKU:
- 18600827
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- 2-STROKE
- RIDING STYLE:
- UTV
- MATERIAL:
- FIBERGLASS
- PRODUCT NAME:
- MUFFLER PACKING
- COLOR/FINISH:
- WHITE
- MODEL:
- PREMIER
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$27.99 -
FMF 4-Stroke Packing 010590
FMF
$14.99Exhaust silencer performance degrades over time as internal packing material breaks down, leading to increased noise and potential backpressure issues. The FMF 4-Stroke Packing 010590 restores your silencer to OEM specifications with genuine...FMF12004- SKU:
- FMF12004
- Availability:
- Ships Same Business Day
- Weight:
- 1.06 LBS
- RIDING STYLE:
- ATV
- STYLE:
- 4-STROKE
- UNITS:
- EACH
- MATERIAL:
- FIBERGLASS
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- WHITE
- PRODUCT NAME:
- MUFFLER PACKING
- RIDING STYLE:
- UTV
$14.99 -
FMF Powercore 2 Shorty Silencer 021015
FMF
$199.99Supercross demands every millisecond of throttle response—and a bulky silencer costs you both. The FMF Powercore 2 Shorty delivers the aggressive hit your machine needs while cutting weight and improving chassis balance. If you're running an FMF Gold...FMF021015- SKU:
- FMF021015
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- MODEL:
- POWERCORE 2 SHORTY
- STYLE:
- OVAL
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- END CAP STYLE:
- CONICAL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
$199.99 -
FMF Factory 4.1 RCT Muffler - Aluminum 044453
FMF
$649.99If you're looking to unlock measurable power gains across your entire RPM range without sacrificing reliability, the FMF Factory 4.1 RCT delivers. This muffler combines proven engineering with genuine weight savings, giving you a competitive edge whether...18211883- SKU:
- 18211883
- Availability:
- Ships Same Business Day
- Weight:
- 7.80 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
$649.99 -
FMF Powercore 2.1 Muffler - Titanium 025254
FMF
$449.99The FMF Powercore 2.1 Titanium muffler is engineered for 4-stroke machines that demand consistent power delivery across the entire RPM range without sacrificing durability. Its large-diameter canister design extends packing life while reducing...18211915- SKU:
- 18211915
- Availability:
- Ships Same Business Day
- Weight:
- 4.14 LBS
- PIPE MATERIAL:
- TITANIUM
- UNITS:
- EACH
- END CAP MATERIAL:
- TITANIUM
- MODEL:
- POWERCORE 2.1
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- MUFFLER MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$449.99 -
FMF Wash Plug - 2-Stroke 012875
FMF
$5.99Protecting your 2-stroke exhaust from water damage during washing and storage is essential maintenance that's often overlooked. A single wash session can introduce moisture and debris into your exhaust system, leading to corrosion, performance issues,...18610585- SKU:
- 18610585
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- RIDING STYLE:
- UTV
- MATERIAL:
- PLASTIC
- PRODUCT NAME:
- PLUG
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- RED
- RIDING STYLE:
- ATV
- TYPE:
- 2-STROKE
- TYPE:
- EXHAUST WASH PLUG
- UNITS:
- EACH
$5.99 -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 045648
FMF
$649.99If 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. Its compact design centralizes mass closer to the motor—improving handling...18212001- SKU:
- 18212001
- Availability:
- Ships Same Business Day
- Weight:
- 6.25 LBS
- PIPE MATERIAL:
- TITANIUM
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- MUFFLER MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- MUFFLER
$649.99 -
FMF Fatty Pipe 024053
FMF
$299.99The FMF Fatty Pipe 024053 is engineered to extract measurable power gains by optimizing exhaust flow where your specific machine demands it most. Computer-designed and dyno-tested, this pipe delivers real performance improvements backed by data, not...18200172- SKU:
- 18200172
- Availability:
- Ships Same Business Day
- Weight:
- 6.95 LBS
- PRODUCT NAME:
- HEAD PIPE
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- DESIGN/CONFIGURATION:
- 1-INTO-1 SYSTEM
- COLOR/FINISH:
- NICKEL-PLATED
- MODEL:
- GOLD SERIES FATTY
$299.99 -
FMF Powercore 2.1 Shorty Muffler 025253
FMF
$239.99If you're serious about maximizing your bike's performance while keeping weight minimal, the FMF Powercore 2.1 Shorty Muffler is the benchmark exhaust system others are still chasing. Its lightweight titanium construction combined with a...18211914- SKU:
- 18211914
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MUFFLER COLOR/FINISH:
- RAW
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- STYLE:
- SHORT
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 2.1 SHORTY
- PIPE MATERIAL:
- STAINLESS STEEL
- TYPE:
- SLIP-ON
$239.99 -
Pro Circuit T-6 Dual Exhaust Honda CRF450R 2019-2020 0111945G2
PRO CIRCUIT
$1,295.95The Pro Circuit T-6 Dual Exhaust unlocks measurable horsepower gains while shedding unnecessary weight—critical when every fraction of a second counts on the track or trail. This system delivers optimized exhaust scavenging and responsive power delivery...18201898- SKU:
- 18201898
- Availability:
- Ships Same Business Day
- Weight:
- 18.60 LBS
- DESIGN/CONFIGURATION:
- DUAL CANISTER
- END CAP MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
- MODEL:
- T-6
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- EXHAUST SYSTEM
$1,295.95Qty in Cart: 0Quantity:Price:$1,295.95Subtotal: -
Pro Circuit Ti-6 Pro Exhaust System Suzuki RM-Z 250 2019-2025 0341925FP
PRO CIRCUIT
$1,396.95The Pro Circuit Ti-6 Pro Exhaust System delivers measurable power gains and compliance with AMA/FIM noise regulations—essential for competitive racers who can't afford to sacrifice either performance or track eligibility. Built from titanium and...18201906- SKU:
- 18201906
- Availability:
- Ships Same Business Day
- Weight:
- 10.80 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
- END CAP COLOR/FINISH:
- CARBON FIBER
- MATERIAL:
- TITANIUM
- MODEL:
- TI-6 PRO
- MUFFLER MATERIAL:
- TITANIUM
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- END CAP MATERIAL:
- CARBON FIBER
- MATERIAL:
- CARBON FIBER
- UNITS:
- EACH
- FEATURES:
- WITHOUT SPARK ARRESTOR
- PIPE MATERIAL:
- TITANIUM
- PRODUCT NAME:
- EXHAUST SYSTEM
$1,396.95 -
Pro Circuit T-6 Exhaust System for Suzuki RM-Z250 2019-2025 0141925G
PRO CIRCUIT
$1,089.95The Pro Circuit T-6 Exhaust System delivers measurable gains in power and throttle response while maintaining reliable performance across competitive and recreational riding. By pairing premium stainless steel construction with a refined resonance...18201908- SKU:
- 18201908
- Availability:
- Ships Same Business Day
- Weight:
- 12.20 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- T-6
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- UNITS:
- EACH
$1,089.95 -
Pro Circuit Ti-6 Exhaust System for Suzuki RM-Z250 2019-2025 0341925F
PRO CIRCUIT
$1,396.95If you're serious about extracting every bit of performance from your RM-Z250, weight savings and flow optimization are non-negotiable. The Pro Circuit Ti-6 delivers both through a full titanium construction and precision resonance chamber tuning, while...18201909- SKU:
- 18201909
- Availability:
- Ships Same Business Day
- Weight:
- 11.00 LBS
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- RIDING STYLE:
- OFF-ROAD
- PIPE MATERIAL:
- TITANIUM
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- END CAP MATERIAL:
- CARBON FIBER
- MATERIAL:
- TITANIUM
- MODEL:
- TI-6
- MUFFLER MATERIAL:
- TITANIUM
- UNITS:
- EACH
$1,396.95
