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 Factory 4.1 RCT Muffler - Anodized Titanium 042286
FMF
$749.99If you're serious about maximizing your engine's output while minimizing weight, the FMF Factory 4.1 RCT Muffler delivers measurable performance gains across the entire RPM range without the bulk of traditional exhausts. Its compact design centralizes...18211337- SKU:
- 18211337
- Availability:
- Ships Same Business Day
- Weight:
- 8.20 LBS
- PIPE MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- MUFFLER MATERIAL:
- TITANIUM
- PRODUCT NAME:
- MUFFLER
- TYPE:
- SLIP-ON
$749.99 -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 045586
FMF
$649.99If you're serious about extracting maximum power from your machine while cutting unnecessary weight, the FMF Factory 4.1 RCT Muffler delivers real gains across the entire RPM band. Built from aerospace-grade titanium and engineered in Southern...18211698- SKU:
- 18211698
- Availability:
- Ships Same Business Day
- Weight:
- 7.05 LBS
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- TITANIUM
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$649.99 -
FMF PowerCore 4 HEX Muffler 042327
FMF
$399.99If you're running a high-revving engine and losing performance to exhaust backpressure, the FMF PowerCore 4 HEX Muffler delivers the flow efficiency you need without sacrificing reliability. This muffler combines proven Hi-Flo core technology with...18211723- SKU:
- 18211723
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
- MUFFLER COLOR/FINISH:
- RAW
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 4 HEX
$399.99 -
FMF Turbinecore 2 Silencer 024066
FMF
$219.99If you're running a high-revving engine that demands unrestricted exhaust flow, the FMF Turbinecore 2 Silencer delivers the performance and durability you need without compromise. The straight-through design and stainless steel construction eliminate...18211757- SKU:
- 18211757
- Availability:
- Ships Same Business Day
- Weight:
- 3.28 LBS
- MODEL:
- TURBINECORE 2
- PRODUCT NAME:
- MUFFLER
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- STYLE:
- OVAL
- RIDING STYLE:
- OFF-ROAD
- WEIGHT IMPERIAL:
- 3.2 LB
- BASE COLOR:
- SILVER
- END CAP STYLE:
- CONICAL
- UNITS:
- EACH
$219.99 -
FMF Powercore 2 Silencer 025180
FMF
$199.99If you're running a 2-stroke engine, exhaust flow and sound control directly impact your power delivery and rideability. The FMF Powercore 2 is the proven choice for riders who need consistent performance across varied conditions—from desert terrain to...18211758- SKU:
- 18211758
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- COLOR/FINISH:
- SILVER
- MATERIAL:
- ALUMINUM
- END CAP STYLE:
- CONICAL
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 2
- STYLE:
- ELLIPTICAL
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- END CAP COLOR/FINISH:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- TYPE:
- SLIP-ON SILENCER
- RIDING STYLE:
- OFF-ROAD
$199.99 -
FMF Turbinecore 2.1 Muffler 025181
FMF
$219.99The FMF Turbinecore 2.1 Muffler delivers track-proven performance without sacrificing durability or legal compliance. Its straight-through design and exclusive Turbine Dampening System eliminate restrictive flow, freeing up power while maintaining the...18211759- SKU:
- 18211759
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- STYLE:
- ROUND
- END CAP MATERIAL:
- STAINLESS STEEL
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP STYLE:
- SLASH-CUT
- MODEL:
- TURBINECORE 2.1
- MUFFLER MATERIAL:
- ALUMINUM
$219.99 -
FMF Turbinecore 2 Silencer 025201
FMF
$219.99The FMF Turbinecore 2 Silencer delivers the sound and performance exhaust you need without sacrificing power output. Its straight-through design minimizes backpressure, allowing your engine to breathe freely while the Turbine Dampening System reduces...18211763- SKU:
- 18211763
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- MODEL:
- TURBINECORE 2
- END CAP MATERIAL:
- STAINLESS STEEL
- END CAP STYLE:
- CONICAL
- UNITS:
- EACH
- WEIGHT IMPERIAL:
- 1.8 LB
- BASE COLOR:
- SILVER
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- OVAL
- TYPE:
- SLIP-ON
$219.99 -
FMF Powercore 2 Silencer 025199
FMF
$199.99If you're serious about 2-stroke performance, the FMF Powercore 2 Silencer delivers proven results across all riding conditions. The elliptical design and perforated core reduce back-pressure while maintaining optimal scavenging characteristics, giving...18211764- SKU:
- 18211764
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- SILVER
- END CAP COLOR/FINISH:
- STAINLESS STEEL
- TYPE:
- SLIP-ON SILENCER
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 2
- STYLE:
- ELLIPTICAL
- COLOR/FINISH:
- SILVER
- END CAP STYLE:
- CONICAL
- MATERIAL:
- ALUMINUM
- UNITS:
- EACH
$199.99 -
FMF Turbinecore Spark Arrestor Silencer 024035
FMF
$219.99If you're running a spark arrestor for trail riding or competition regulations, you don't have to sacrifice performance or deal with exhaust backpressure. The FMF Turbinecore uses an advanced baffle design that maintains flow characteristics comparable...18211363- SKU:
- 18211363
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- BASE COLOR:
- SILVER
- MODEL:
- TURBINECORE
- PRODUCT NAME:
- SILENCER
- STYLE:
- OVAL
- END CAP STYLE:
- TURN-DOWN
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
$219.99 -
FMF Powercore 2 Silencer 024036
FMF
$199.99If you're running a 2-stroke and want a silencer that performs consistently across all conditions without sacrificing power, the FMF Powercore 2 is the proven choice trusted by racers and trail riders alike. The elliptical design with perforated core...18211364- SKU:
- 18211364
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- BASE COLOR:
- SILVER
- MATERIAL:
- ALUMINUM
- END CAP STYLE:
- CONICAL
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- ELLIPTICAL
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- END CAP COLOR/FINISH:
- STAINLESS STEEL
- MODEL:
- POWERCORE 2
- TYPE:
- SLIP-ON SILENCER
$199.99 -
FMF Powercore 2 Silencer 025147
FMF
$199.99The FMF Powercore 2 Silencer is the go-to choice for 2-stroke racers and trail riders who demand consistent performance across varied conditions. Its perforated core design delivers optimal sound suppression without sacrificing horsepower, while the...18211384- SKU:
- 18211384
- Availability:
- Ships Same Business Day
- Weight:
- 2.31 LBS
- BASE COLOR:
- SILVER
- END CAP COLOR/FINISH:
- STAINLESS STEEL
- TYPE:
- SLIP-ON SILENCER
- PRODUCT NAME:
- MUFFLER
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 2
- STYLE:
- ELLIPTICAL
- COLOR/FINISH:
- SILVER
- END CAP STYLE:
- CONICAL
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
$199.99 -
FMF PowerCore 4 HEX Muffler 042308
FMF
$399.99If you're looking to unlock measurable gains in power and torque while maintaining reliability in demanding conditions, the FMF PowerCore 4 HEX Muffler delivers the flow efficiency that separates performance exhausts from the rest. This isn't about noise...18211520- SKU:
- 18211520
- Availability:
- Ships Same Business Day
- Weight:
- 6.75 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER COLOR/FINISH:
- RAW
- MUFFLER MATERIAL:
- ALUMINUM
- MODEL:
- POWERCORE 4 HEX
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
$399.99 -
FMF PowerCore 4 HEX Muffler 042310
FMF
$399.99If you're looking to unlock real power gains without sacrificing durability or adding excessive weight, the FMF PowerCore 4 HEX Muffler delivers measurable increases in horsepower and torque through optimized exhaust flow. Built with premium stainless...18211522- SKU:
- 18211522
- Availability:
- Ships Same Business Day
- Weight:
- 6.63 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 4 HEX
- PIPE MATERIAL:
- STAINLESS STEEL
- MUFFLER COLOR/FINISH:
- RAW
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
$399.99Qty in Cart: 0Quantity:Price:$399.99Subtotal: -
FMF Powercore 2 Shorty Silencer 025123
FMF
$199.99If you're serious about supercross performance, silencer design directly impacts your power delivery and throttle response. The FMF Powercore 2 Shorty delivers a noticeably quicker hit off the bottom by reducing canister length without sacrificing sound...18211180- SKU:
- 18211180
- Availability:
- Ships Same Business Day
- Weight:
- 2.04 LBS
- STYLE:
- OVAL
- END CAP STYLE:
- CONICAL
- UNITS:
- EACH
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MODEL:
- POWERCORE 2 SHORTY
- MUFFLER MATERIAL:
- ALUMINUM
$199.99Qty in Cart: 0Quantity:Price:$199.99Subtotal: -
FMF Powercore 2 Silencer 025134
FMF
$199.99If you're running a 2-stroke engine, exhaust flow directly impacts your power delivery and throttle response. The FMF Powercore 2 silencer combines efficient sound dampening with a tuned internal design that maintains optimal back-pressure across the RPM...18211187- SKU:
- 18211187
- Availability:
- Ships Same Business Day
- Weight:
- 2.79 LBS
- COLOR/FINISH:
- SILVER
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- END CAP STYLE:
- CONICAL
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 2
- STYLE:
- ELLIPTICAL
- BASE COLOR:
- SILVER
- END CAP COLOR/FINISH:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- TYPE:
- SLIP-ON SILENCER
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
$199.99 -
FMF Powercore 2 Shorty Silencer 025135
FMF
$199.99If you're serious about supercross performance, your silencer choice directly impacts your bike's throttle response and overall power delivery. The FMF Powercore 2 Shorty Silencer is engineered specifically for this application—its compact design reduces...18211188- SKU:
- 18211188
- Availability:
- Ships Same Business Day
- Weight:
- 2.84 LBS
- END CAP STYLE:
- CONICAL
- MODEL:
- POWERCORE 2 SHORTY
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- STYLE:
- OVAL
- MUFFLER MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$199.99 -
FMF Turbinecore 2 Silencer 025139
FMF
$219.99The FMF Turbinecore 2 Silencer delivers measurable exhaust flow improvements while maintaining strict sound compliance—critical for riders pushing performance limits without sacrificing legality. Its straight-through design eliminates unnecessary...18211192- SKU:
- 18211192
- Availability:
- Ships Same Business Day
- Weight:
- 3.37 LBS
- END CAP STYLE:
- CONICAL
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- STYLE:
- OVAL
- WEIGHT IMPERIAL:
- 3.1 LB
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- TURBINECORE 2
- PRODUCT NAME:
- MUFFLER
$219.99 -
FMF Turbinecore 2 Silencer 025105
FMF
$219.99The FMF Turbinecore 2 Silencer delivers measurable performance gains by combining a straight-through design with advanced sound dampening technology, allowing your engine to breathe freely without sacrificing durability. Built from premium stainless...18211206- SKU:
- 18211206
- Availability:
- Ships Same Business Day
- Weight:
- 2.74 LBS
- BASE COLOR:
- SILVER
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- TURBINECORE 2
- STYLE:
- OVAL
- WEIGHT IMPERIAL:
- 2.5 LB
- END CAP STYLE:
- CONICAL
- UNITS:
- EACH
$219.99 -
FMF Powercore 2 Shorty Silencer 025144
FMF
$199.99Supercross demands every millisecond of throttle response—and this FMF Powercore 2 Shorty Silencer delivers the aggressive hit your machine needs to stay competitive. By reducing overall canister length, you gain a shorter power band engagement that...18211207- SKU:
- 18211207
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- MUFFLER MATERIAL:
- ALUMINUM
- END CAP STYLE:
- CONICAL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- PRODUCT NAME:
- SILENCER
- MODEL:
- POWERCORE 2 SHORTY
- STYLE:
- OVAL
$199.99Qty in Cart: 0Quantity:Price:$199.99Subtotal: -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 042259
FMF
$749.99If you're serious about extracting maximum power from your machine while reducing unsprung weight, the FMF Factory 4.1 RCT muffler delivers measurable gains across the entire RPM band—without compromise. The aerospace-grade titanium construction and...18211222- SKU:
- 18211222
- Availability:
- Ships Same Business Day
- Weight:
- 7.89 LBS
- PRODUCT NAME:
- MUFFLER
- 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
- RIDING STYLE:
- OFF-ROAD
$749.99
