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 Gnarly Exhaust - Beta 025269
FMF
$299.99The FMF Gnarly pipe focuses on increasing the lower RPM horsepower and torque to get you out of the toughest terrain, When looking to add 4-stroke tractor like torque to your 2-stroke and you need a pipe to withstand the harsh elements, this is the pipe...18201946- SKU:
- 18201946
- Availability:
- Ships Same Business Day
- Weight:
- 5.21 LBS
- TYPE:
- EXHAUST
- PRODUCT NAME:
- PIPE
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$299.99 -
FMF Gnarly Exhaust - Beta 025270
FMF
$299.99The FMF Gnarly pipe focuses on increasing the lower RPM horsepower and torque to get you out of the toughest terrain, When looking to add 4-stroke tractor like torque to your 2-stroke and you need a pipe to withstand the harsh elements, this is the pipe...18201947- SKU:
- 18201947
- Availability:
- Ships Same Business Day
- Weight:
- 5.65 LBS
- TYPE:
- EXHAUST
- PRODUCT NAME:
- PIPE
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$299.99 -
FMF Factory 4.1 RCT Exhaust - Aluminum 045650
FMF
$1,074.99RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output, Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains...18201954- SKU:
- 18201954
- Availability:
- Ships Same Business Day
- Weight:
- 9.80 LBS
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- MEGABOMB
- MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- RAW
- MUFFLER MATERIAL:
- ALUMINUM
- TYPE:
- FULL SYSTEM
- END CAP MATERIAL:
- CARBON FIBER
- MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- EXHAUST SYSTEM
$1,074.99 -
FMF MegaBomb Header 043309
FMF
$374.99The ultimate power booster features exclusive Ti-Metal construction, Improved bottom to mid-range power, Produce the low end of a longer header and the top end of a short header, Less susceptible to damage than a long header, Run well with...18220380- SKU:
- 18220380
- Availability:
- Ships Same Business Day
- Weight:
- 2.86 LBS
- MODEL:
- MEGABOMB
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- HEADER
- RIDING STYLE:
- OFF-ROAD
$374.99 -
FMF MegaBomb Header - Stainless Steel 042343
FMF
$374.99The ultimate power booster, Improved bottom to mid-range power, Less susceptible to damage than a longer header, Effectively reduces sound output by as much as 1.5 dB, Runs well with sound restricting mufflers18220458- SKU:
- 18220458
- Availability:
- Ships Same Business Day
- Weight:
- 2.92 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- MODEL:
- MEGABOMB
- PRODUCT NAME:
- HEADER
- WEIGHT IMPERIAL:
- 1.5 LB
$374.99 -
FMF MegaBomb Header - Stainless Steel 044439
FMF
$424.99The ultimate power booster, Improved bottom to mid-range power, Produce the low end of a longer header and the top end of a short header, Less susceptible to damage than a long header, Effectively reduces sound output by as much as 1.5 dB, Run well with...18220468- SKU:
- 18220468
- Availability:
- Ships Same Business Day
- Weight:
- 3.55 LBS
- MODEL:
- MEGABOMB
- UNITS:
- EACH
- DESIGN/CONFIGURATION:
- 1-INTO-1 SYSTEM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- HEADER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- HEAD PIPE
$424.99 -
FMF MegaBomb Header 044449
FMF
$424.99The ultimate power booster features exclusive Ti-Metal construction, Improved bottom to mid-range power, Produce the low end of a longer header and the top end of a short header, Less susceptible to damage than a long header, Run well with...18220475- SKU:
- 18220475
- Availability:
- Ships Same Business Day
- Weight:
- 3.20 LBS
- MODEL:
- MEGABOMB
- PRODUCT NAME:
- HEADER
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$424.99 -
FMF MegaBomb Header 044450
FMF
$524.99The ultimate power booster features exclusive Ti-Metal construction, Improved bottom to mid-range power, Produce the low end of a longer header and the top end of a short header, Less susceptible to damage than a long header, Run well with...18220476- SKU:
- 18220476
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- MODEL:
- MEGABOMB
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- HEADER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$524.99 -
FMF MegaBomb Header 045620
FMF
$374.99The ultimate power booster features exclusive Ti-Metal construction, Improved bottom to mid-range power, Produce the low end of a longer header and the top end of a short header, Less susceptible to damage than a long header, Run well with...18220480- SKU:
- 18220480
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- MODEL:
- MEGABOMB
- PRODUCT NAME:
- HEADER
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$374.99 -
FMF Fatty Pipe 025263
FMF
$299.99With well over 35 years of racing experience behind it, the Fatty Gold Series pipe delivers race proven performance, The Fatty broadens and smooths out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and...18220489- SKU:
- 18220489
- Availability:
- Ships Same Business Day
- Weight:
- 5.30 LBS
- TYPE:
- EXHAUST
- MATERIAL:
- CARBON STEEL
- MODEL:
- FATTY
- PRODUCT NAME:
- PIPE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$299.99 -
FMF MegaBomb Header 041577
FMF
$374.99The ultimate power booster features exclusive Ti-Metal construction, Improved bottom to mid-range power, Produce the low end of a longer header and the top end of a short header, Less susceptible to damage than a long header, Run well with...18220490- SKU:
- 18220490
- Availability:
- Ships Same Business Day
- Weight:
- 3.20 LBS
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- MEGABOMB
- PRODUCT NAME:
- HEADER
$374.99 -
FMF MegaBomb Header 042379
FMF
$474.99The ultimate power booster features exclusive Ti-Metal construction, Improved bottom to mid-range power, Produce the low end of a longer header and the top end of a short header, Less susceptible to damage than a long header, Run well with...18220491- SKU:
- 18220491
- Availability:
- Ships Same Business Day
- Weight:
- 2.60 LBS
- MODEL:
- SX MEGABOMB
- UNITS:
- EACH
- MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- HEADER
$474.99 -
FMF MegaBomb Header 043368
FMF
$374.99The ultimate power booster features exclusive Ti-Metal construction, Improved bottom to mid-range power, Produce the low end of a longer header and the top end of a short header, Less susceptible to damage than a long header, Run well with...18220492- SKU:
- 18220492
- Availability:
- Ships Same Business Day
- Weight:
- 3.22 LBS
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- MODEL:
- MEGABOMB
- PRODUCT NAME:
- HEADER
- RIDING STYLE:
- OFF-ROAD
$374.99 -
FMF MegaBomb Header 045640
FMF
$474.99The ultimate power booster features exclusive Ti-Metal construction, Improved bottom to mid-range power, Produce the low end of a longer header and the top end of a short header, Less susceptible to damage than a long header, Run well with...18220494- SKU:
- 18220494
- Availability:
- Ships Same Business Day
- Weight:
- 3.86 LBS
- MODEL:
- MEGABOMB
- PRODUCT NAME:
- HEADER
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$474.99 -
FMF Megabomb Header with Midpipe - Stainless Steel 044458
FMF
$424.99Used for a single sided exhaust system18220504- SKU:
- 18220504
- Availability:
- Ships Same Business Day
- Weight:
- 4.10 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- HEADER
- RIDING STYLE:
- STREET
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- MEGABOMB
$424.99 -
FMF Megabomb Header with Midpipe - Titanium 044459
FMF
$524.99The ultimate power booster, Improved bottom to mid-range power, Produce the low end of a longer header and the top end of a shorter header, Effectively reduces sound output by as much as 1.5 dB18220505- SKU:
- 18220505
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- HEADER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MODEL:
- MEGABOMB
$524.99 -
FMF MegaBomb Header - Stainless Steel 045643
FMF
$524.99The ultimate power booster, Improved bottom to mid-range power, Less susceptible to damage than a longer header, Effectively reduces sound output by as much as 1.5 dB, Runs well with sound restricting mufflers18220508- SKU:
- 18220508
- Availability:
- Ships Same Business Day
- Weight:
- 3.75 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- MODEL:
- MEGABOMB
- PRODUCT NAME:
- HEADER
$524.99 -
FMF MegaBomb Header - Stainless Steel 045661
FMF
$524.99Used for a single sided exhaust system18220512- SKU:
- 18220512
- Availability:
- Ships Same Business Day
- Weight:
- 3.90 LBS
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- MEGABOMB
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- HEADER
$524.99 -
FMF Powercore 2 Silencer 025258
FMF
$199.99The most popular 2-stroke silencers in FMF's arsenal, The elliptically shaped bodies with perforated core perform well in any condition, Equipped with a Performance Flow end cap and nickel-plated front stinger18211947- SKU:
- 18211947
- Availability:
- Ships Same Business Day
- Weight:
- 2.51 LBS
- BASE COLOR:
- SILVER
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- ELLIPTICAL
- UNITS:
- EACH
- MODEL:
- POWERCORE 2
- TYPE:
- SLIP-ON SILENCER
- COLOR/FINISH:
- SILVER
- END CAP COLOR/FINISH:
- SILVER
- END CAP STYLE:
- CONICAL
$199.99 -
FMF Powercore 2 Shorty Silencer 025259
FMF
$199.99Taking the proven success of the Powercore 2, FMF created the Powercore 2 Shorty, with a shorter inner core length and aluminum canister, This design results in a finely tuned bolt on performance silencer that maximizes bottom and mid rpm power, An...18211948- SKU:
- 18211948
- Availability:
- Ships Same Business Day
- Weight:
- 2.29 LBS
- PRODUCT NAME:
- SILENCER
- END CAP STYLE:
- CONICAL
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- BASE COLOR:
- SILVER
- MODEL:
- POWERCORE 2 SHORTY
- MUFFLER MATERIAL:
- ALUMINUM
$199.99
