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
-
On Sale
FMF MegaBomb Header 043369
FMF
MSRP: $474.99Now: $404.00Was: $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...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
MSRP: $474.99Now: $404.00Was: $474.99 -
On Sale
FMF PowerBomb Header 041583
FMF
MSRP: $249.99Now: $212.00Was: $249.99Utilize FMF's patented module precisely located at the initial stage of the header, Position "Bomb" increases performance; horsepower is increased as much as 10%, Act as "pre-muffler" helping to lower the decibel output, The expansion and contraction of...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
MSRP: $249.99Now: $212.00Was: $249.99Qty in Cart: 0Quantity:Price:MSRP: $249.99Now: $212.00Was: $249.99Subtotal: -
On Sale
FMF MegaBomb Header - Stainless Steel 045644
FMF
MSRP: $524.99Now: $446.00Was: $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 mufflers18220509- 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
MSRP: $524.99Now: $446.00Was: $524.99Qty in Cart: 0Quantity:Price:MSRP: $524.99Now: $446.00Was: $524.99Subtotal: -
On Sale
FMF PowerCore 4 HEX Muffler 043370
FMF
MSRP: $399.99Now: $340.00Was: $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...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
MSRP: $399.99Now: $340.00Was: $399.99 -
On Sale
FMF Fatty Pipe 020135
FMF
MSRP: $309.99Now: $263.00Was: $309.99Computer designed and dyno tested to make power gains where each machine needs them the most, Tru-Flo stamping process ensures a perfect fit and optimum performance, Constructed of strong 19-gauge steel with a nickel-plated finishFMFY23- SKU:
- FMFY23
- Availability:
- Ships Same Business Day
- Weight:
- 5.19 LBS
MSRP: $309.99Now: $263.00Was: $309.99 -
On Sale
FMF Turbinecore 2 Silencer 020358
FMF
MSRP: $219.99Now: $187.00Was: $219.99Uses the exclusive "Turbine Dampening System", Straight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricted powerFMFSA8203- SKU:
- FMFSA8203
- Availability:
- Ships Same Business Day
- Weight:
- 3.05 LBS
MSRP: $219.99Now: $187.00Was: $219.99Qty in Cart: 0Quantity:Price:MSRP: $219.99Now: $187.00Was: $219.99Subtotal: -
On Sale
FMF Turbinecore 2 Silencer 020331
FMF
MSRP: $219.99Now: $187.00Was: $219.99Uses the exclusive "Turbine Dampening System", Straight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricted powerFMFSA6207- 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
MSRP: $219.99Now: $187.00Was: $219.99Qty in Cart: 0Quantity:Price:MSRP: $219.99Now: $187.00Was: $219.99Subtotal: -
On Sale
FMF Gnarly Pipe - Woods - '95-'06 KDX200/R 020057
FMF
MSRP: $299.99Now: $255.00Was: $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...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
MSRP: $299.99Now: $255.00Was: $299.99 -
On Sale
FMF PowerBomb Header 040021
FMF
MSRP: $324.99Now: $276.00Was: $324.99Utilize FMF's patented module precisely located at the initial stage of the header, Position "Bomb" increases performance; horsepower is increased as much as 10%, Act as "pre-muffler" helping to lower the decibel output, The expansion and contraction of...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
MSRP: $324.99Now: $276.00Was: $324.99Qty in Cart: 0Quantity:Price:MSRP: $324.99Now: $276.00Was: $324.99Subtotal: -
On Sale
FMF PowerBomb Header 040020
FMF
MSRP: $324.99Now: $276.00Was: $324.99Utilize FMF's patented module precisely located at the initial stage of the header, Position "Bomb" increases performance; horsepower is increased as much as 10%, Act as "pre-muffler" helping to lower the decibel output, The expansion and contraction of...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
MSRP: $324.99Now: $276.00Was: $324.99Qty in Cart: 0Quantity:Price:MSRP: $324.99Now: $276.00Was: $324.99Subtotal: -
On Sale
FMF Powercore 2 Shorty Silencer 020289
FMF
MSRP: $199.99Now: $170.00Was: $199.99The Shorty Silencer is the most desirable silencer for supercross performance, Overall length of canister and core is shorter to improve the hit of your machine, The SST Shorty Silencer is the heart and soul of the SST power package; required on some...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
MSRP: $199.99Now: $170.00Was: $199.99Qty in Cart: 0Quantity:Price:MSRP: $199.99Now: $170.00Was: $199.99Subtotal: -
On Sale
FMF Powercore Silencer 020256
FMF
MSRP: $199.99Now: $170.00Was: $199.99Powercore silencers give your ride a deep works-like tone while providing optimum, dyno-tuned performance, Silencer body is constructed of 6061-T6 grade aluminum with machined mounts and a clear anodized finish to bring out the shineFMF816- 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
MSRP: $199.99Now: $170.00Was: $199.99Qty in Cart: 0Quantity:Price:MSRP: $199.99Now: $170.00Was: $199.99Subtotal: -
On Sale
FMF Powercore 2 Silencer 020214
FMF
MSRP: $199.99Now: $170.00Was: $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 stingerFMF6208- 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
MSRP: $199.99Now: $170.00Was: $199.99 -
On Sale
FMF Powercore 4 Muffler 041048
FMF
MSRP: $359.99Now: $306.00Was: $359.99Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding, Aluminum construction and stainless steel Hi-Flo end caps make for the...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
MSRP: $359.99Now: $306.00Was: $359.99Qty in Cart: 0Quantity:Price:MSRP: $359.99Now: $306.00Was: $359.99Subtotal: -
On Sale
FMF Powercore 4 Muffler 041036
FMF
MSRP: $399.99Now: $340.00Was: $399.99Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding, Aluminum construction and stainless steel Hi-Flo end caps make for the...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
MSRP: $399.99Now: $340.00Was: $399.99Qty in Cart: 0Quantity:Price:MSRP: $399.99Now: $340.00Was: $399.99Subtotal: -
On Sale
FMF Powercore 4 Muffler 041023
FMF
MSRP: $399.99Now: $340.00Was: $399.99Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding, Aluminum construction and stainless steel Hi-Flo end caps make for the...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
MSRP: $399.99Now: $340.00Was: $399.99Qty in Cart: 0Quantity:Price:MSRP: $399.99Now: $340.00Was: $399.99Subtotal: -
On Sale
FMF Powercore 4 Muffler 041021
FMF
MSRP: $399.99Now: $340.00Was: $399.99Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding, Aluminum construction and stainless steel Hi-Flo end caps make for the...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
MSRP: $399.99Now: $340.00Was: $399.99Qty in Cart: 0Quantity:Price:MSRP: $399.99Now: $340.00Was: $399.99Subtotal: -
On Sale
FMF Powercore 4 Exhaust 041017
FMF
MSRP: $299.99Now: $255.00Was: $299.99Hi-Flo end cap boosts all-around performance, Computer designed and dyno-tested for every 4-stroke application, Enhanced sonic evacuation delivers a higher flow of exhaust gases, which increases power, A stainless steel mid-pipe mates to the...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
MSRP: $299.99Now: $255.00Was: $299.99 -
On Sale
FMF Long Strap - without O-Rings - PCore 4 040198
FMF
MSRP: $16.99Now: $14.00Was: $16.99Replacement exhaust mounts, Not for minisFMF040198- 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
MSRP: $16.99Now: $14.00Was: $16.99Qty in Cart: 0Quantity:Price:MSRP: $16.99Now: $14.00Was: $16.99Subtotal: -
On Sale
FMF Medium Strap - without O-Rings - PCore 4 040197
FMF
MSRP: $16.99Now: $14.00Was: $16.99Replacement exhaust mounts, Not for minisFMF040197- 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
MSRP: $16.99Now: $14.00Was: $16.99Qty in Cart: 0Quantity:Price:MSRP: $16.99Now: $14.00Was: $16.99Subtotal:
