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
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FMF MegaBomb Header 043369
FMF
$474.99If you're running a restrictive muffler setup or need reliable low-end torque without sacrificing top-end power, the FMF MegaBomb Header delivers a rare combination: it produces the aggressive bottom-end response of a long header while maintaining the...18220493- SKU:
- 18220493
- Availability:
- Ships Same Business Day
- Weight:
- 2.35 LBS
- MODEL:
- MEGABOMB
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- HEADER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$474.99 -
FMF PowerBomb Header 041583
FMF
$249.99The FMF PowerBomb Header 041583 delivers measurable performance gains through FMF's patented expansion chamber design, positioned at the header's entry point to optimize exhaust scavenging and flow dynamics. You'll see up to 10% horsepower increase while...18220499- SKU:
- 18220499
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
- MODEL:
- POWERBOMB
- UNITS:
- EACH
- COLOR/FINISH:
- STAINLESS STEEL
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- HEADER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- HEAD PIPE
$249.99Qty in Cart: 0Quantity:Price:$249.99Subtotal: -
FMF MegaBomb Header - Stainless Steel 045644
FMF
$524.99The FMF MegaBomb Header delivers significant gains in bottom-end and mid-range power where it matters most—off the line and through the meat of the RPM band. Its compact design resists damage better than elongated headers while maintaining a tuned...18220509- SKU:
- 18220509
- Availability:
- Ships Same Business Day
- Weight:
- 3.70 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- MODEL:
- MEGABOMB
- PRODUCT NAME:
- HEADER
$524.99Qty in Cart: 0Quantity:Price:$524.99Subtotal: -
FMF PowerCore 4 HEX Muffler 043370
FMF
$399.99If you're looking to unlock measurable power and torque gains while maintaining reliability on the track or trail, the FMF PowerCore 4 HEX delivers the flow efficiency and durability you need. This muffler combines high-performance engineering with...18211956- SKU:
- 18211956
- Availability:
- Ships Same Business Day
- Weight:
- 6.60 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- MODEL:
- POWERCORE 4 HEX
- MUFFLER COLOR/FINISH:
- RAW
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
$399.99Qty in Cart: 0Quantity:Price:$399.99Subtotal: -
FMF Fatty Pipe 020135
FMF
$309.99The FMF Fatty Pipe 020135 is engineered to deliver measurable power gains exactly where your machine needs them most—whether you're chasing peak RPM performance or mid-range grunt. Computer-designed and dyno-tested, this exhaust component eliminates...FMFY23- SKU:
- FMFY23
- Availability:
- Ships Same Business Day
- Weight:
- 5.19 LBS
$309.99Qty in Cart: 0Quantity:Price:$309.99Subtotal: -
FMF Turbinecore 2 Silencer 020358
FMF
$219.99The FMF Turbinecore 2 Silencer delivers precision exhaust management without compromising your engine's breathing characteristics. Its straight-through design and Performance Flow stainless steel construction eliminate restrictive backpressure while...FMFSA8203- SKU:
- FMFSA8203
- Availability:
- Ships Same Business Day
- Weight:
- 3.05 LBS
$219.99Qty in Cart: 0Quantity:Price:$219.99Subtotal: -
FMF Turbinecore 2 Silencer 020331
FMF
$219.99If you're running a high-revving engine that demands maximum exhaust flow without sacrificing durability, the FMF Turbinecore 2 Silencer delivers straight-through performance in a compact, race-proven package. The Turbine Dampening System absorbs...FMFSA6207- SKU:
- FMFSA6207
- Availability:
- Ships Same Business Day
- Weight:
- 2.88 LBS
- RIDING STYLE:
- OFF-ROAD
- END CAP STYLE:
- CONICAL
- MODEL:
- TURBINECORE 2
- PRODUCT NAME:
- MUFFLER
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- WEIGHT IMPERIAL:
- 2.7 LB
- STYLE:
- OVAL
- TYPE:
- SLIP-ON
$219.99Qty in Cart: 0Quantity:Price:$219.99Subtotal: -
FMF Gnarly Pipe - Woods - '95-'06 KDX200/R 020057
FMF
$299.99If you're running a 2-stroke 200cc machine through rocky terrain and losing traction on technical climbs, you need low-end torque that matches 4-stroke grunt. The FMF Gnarly Pipe delivers the aggressive bottom-to-mid range power that gets you through...FMFKG35- SKU:
- FMFKG35
- Availability:
- Ships Same Business Day
- Weight:
- 6.31 LBS
- MODEL:
- WOODS
- UNITS:
- EACH
- COLOR/FINISH:
- NICKEL-PLATED
- PRODUCT NAME:
- PIPE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STEEL
- MODEL:
- GNARLY
$299.99 -
FMF PowerBomb Header 040021
FMF
$324.99If you're looking to unlock measurable performance gains without sacrificing everyday rideability, the FMF PowerBomb Header 040021 delivers a straightforward solution. The patented module at the header's entry point optimizes exhaust scavenging to boost...FMFH426H- SKU:
- FMFH426H
- Availability:
- Ships Same Business Day
- Weight:
- 5.30 LBS
- COLOR/FINISH:
- STAINLESS STEEL
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- HEADER
- TYPE:
- HEAD PIPE
- MODEL:
- POWERBOMB
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$324.99Qty in Cart: 0Quantity:Price:$324.99Subtotal: -
FMF PowerBomb Header 040020
FMF
$324.99If you're serious about extracting maximum performance from your machine, the FMF PowerBomb Header 040020 delivers measurable gains through precision engineering. The patented PowerBomb module uses strategic expansion chambers to optimize exhaust...FMFH425H- SKU:
- FMFH425H
- Availability:
- Ships Same Business Day
- Weight:
- 5.05 LBS
- COLOR/FINISH:
- STAINLESS STEEL
- PRODUCT NAME:
- HEADER
- TYPE:
- HEAD PIPE
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERBOMB
- UNITS:
- EACH
$324.99Qty in Cart: 0Quantity:Price:$324.99Subtotal: -
FMF Powercore 2 Shorty Silencer 020289
FMF
$199.99In supercross, every millisecond of throttle response matters—and the FMF Powercore 2 Shorty Silencer is engineered specifically to deliver it. The shortened canister and core design eliminates unnecessary exhaust path length, giving you a sharper power...FMF92012- SKU:
- FMF92012
- Availability:
- Ships Same Business Day
- Weight:
- 1.81 LBS
- MUFFLER MATERIAL:
- ALUMINUM
- STYLE:
- OVAL
- END CAP STYLE:
- CONICAL
- TYPE:
- SLIP-ON
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MODEL:
- POWERCORE 2 SHORTY
$199.99Qty in Cart: 0Quantity:Price:$199.99Subtotal: -
FMF Powercore Silencer 020256
FMF
$199.99The FMF Powercore Silencer delivers the deep, aggressive exhaust note serious riders demand while maintaining dyno-tuned performance characteristics that won't sacrifice power. If you're running forced induction or pushing peak RPM, this silencer's...FMF816- SKU:
- FMF816
- Availability:
- Ships Same Business Day
- Weight:
- 1.56 LBS
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- STYLE:
- OVAL
- WEIGHT IMPERIAL:
- 2.1 LB
- MODEL:
- POWERCORE
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- END CAP STYLE:
- STRAIGHT-CUT
- MUFFLER COLOR/FINISH:
- ANODIZED CLEAR
$199.99Qty in Cart: 0Quantity:Price:$199.99Subtotal: -
FMF Powercore 2 Silencer 020214
FMF
$199.99The FMF Powercore 2 Silencer is the proven choice for 2-stroke racers and trail riders who demand consistent power delivery across all RPM ranges and riding conditions. Its perforated core design balances optimal exhaust scavenging with effective sound...FMF6208- SKU:
- FMF6208
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- BASE COLOR:
- SILVER
- MATERIAL:
- ALUMINUM
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 2
- TYPE:
- SLIP-ON SILENCER
- COLOR/FINISH:
- SILVER
- END CAP STYLE:
- CONICAL
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
- END CAP COLOR/FINISH:
- STAINLESS STEEL
- STYLE:
- ELLIPTICAL
$199.99Qty in Cart: 0Quantity:Price:$199.99Subtotal: -
FMF Powercore 4 Muffler 041048
FMF
$359.99If you're looking to unlock measurable performance gains without compromising durability, the FMF Powercore 4 Muffler delivers across the entire power curve—meaning usable power whether you're cruising or pushing hard. The engineered aluminum and...FMF041048- SKU:
- FMF041048
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
- END CAP STYLE:
- CONICAL
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 4
- MUFFLER MATERIAL:
- ALUMINUM
- STYLE:
- OVAL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$359.99 -
FMF Powercore 4 Muffler 041036
FMF
$399.99If you're looking to unlock measurable power gains without compromising reliability or rideability, the FMF Powercore 4 Muffler delivers across the entire power curve. This exhaust upgrade provides usable torque and horsepower increases that translate to...FMF041036- SKU:
- FMF041036
- Availability:
- Ships Same Business Day
- Weight:
- 6.45 LBS
- END CAP STYLE:
- CONICAL
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- STYLE:
- MODULAR
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- OVAL
- TYPE:
- SLIP-ON
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 4
$399.99Qty in Cart: 0Quantity:Price:$399.99Subtotal: -
FMF Powercore 4 Muffler 041023
FMF
$399.99If you're looking for measurable power gains without compromising durability or rideability, the FMF Powercore 4 delivers across the entire power band. This muffler increases both horsepower and torque in a way that's actually usable—whether you're...FMF041023- SKU:
- FMF041023
- Availability:
- Ships Same Business Day
- Weight:
- 6.16 LBS
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- OVAL
- TYPE:
- SLIP-ON
- MODEL:
- POWERCORE 4
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- END CAP STYLE:
- CONICAL
- STYLE:
- MODULAR
- UNITS:
- EACH
$399.99Qty in Cart: 0Quantity:Price:$399.99Subtotal: -
FMF Powercore 4 Muffler 041021
FMF
$399.99If you're looking to unlock measurable power gains across the entire RPM band, the FMF Powercore 4 Muffler delivers real horsepower and torque increases without sacrificing rideability or durability. The optimized internal chamber design works across all...FMF041021- SKU:
- FMF041021
- Availability:
- Ships Same Business Day
- Weight:
- 6.46 LBS
- BASE COLOR:
- SILVER
- END CAP STYLE:
- CONICAL
- STYLE:
- MODULAR
- UNITS:
- EACH
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 4
- MUFFLER MATERIAL:
- ALUMINUM
- STYLE:
- OVAL
$399.99Qty in Cart: 0Quantity:Price:$399.99Subtotal: -
FMF Powercore 4 Exhaust 041017
FMF
$299.99If you're serious about 4-stroke performance, exhaust flow is non-negotiable—the FMF Powercore 4 directly addresses this by engineering a system that maximizes exhaust evacuation and unlocks measurable horsepower gains. Every component, from the hi-flo...FMF041017- SKU:
- FMF041017
- Availability:
- Ships Same Business Day
- Weight:
- 3.66 LBS
- MODEL:
- POWERCORE 4
- PRODUCT NAME:
- EXHAUST SYSTEM
- FEATURES:
- WITH SPARK ARRESTOR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
- UNITS:
- KIT
- BASE COLOR:
- SILVER
- DESIGN/CONFIGURATION:
- 1-INTO-1 SYSTEM
- MATERIAL:
- STAINLESS STEEL
- STYLE:
- ELLIPTICAL
- END CAP STYLE:
- EURO
$299.99 -
FMF Long Strap - without O-Rings - PCore 4 040198
FMF
$16.99Exhaust vibration and movement can compromise system integrity, accelerate component wear, and transmit unwanted noise into the cabin. The FMF Long Strap replacement mount isolates your exhaust system with precision engineering, restoring proper support...FMF040198- SKU:
- FMF040198
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MODEL:
- POWERCORE 4
- MATERIAL:
- RUBBER
- MODEL:
- TI POWERCORE 4
- PRODUCT NAME:
- STRAP
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- MOUNTING STRAP
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- RIDING STYLE:
- UTV
- SIZE:
- LONG
$16.99Qty in Cart: 0Quantity:Price:$16.99Subtotal: -
FMF Medium Strap - without O-Rings - PCore 4 040197
FMF
$16.99Exhaust vibration and movement can compromise both performance and durability, leading to cracks, leaks, and accelerated wear on your exhaust system. The FMF Medium Strap provides robust support and isolation, keeping your exhaust properly secured while...FMF040197- SKU:
- FMF040197
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- RUBBER
- MODEL:
- TI POWERCORE 4
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- MOUNTING STRAP
- MODEL:
- POWERCORE 4
- RIDING STYLE:
- ATV
- MATERIAL:
- STAINLESS STEEL
- SIZE:
- MEDIUM
- UNITS:
- EACH
- PRODUCT NAME:
- STRAP
- RIDING STYLE:
- UTV
$16.99Qty in Cart: 0Quantity:Price:$16.99Subtotal:
