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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Pro Circuit T-6 Stainless Steel Exhaust System for Kawasaki KLX300R 2020-2025 0122030G
PRO CIRCUIT
$658.95The Pro Circuit T-6 Stainless Steel Exhaust System delivers measurable gains in throttle response and engine efficiency for your KLX300R, while the lightweight construction directly improves handling on technical terrain. Built with TIG-welded stainless...18201965- SKU:
- 18201965
- Availability:
- Ships Same Business Day
- Weight:
- 9.10 LBS
- BASE COLOR:
- SILVER
- MODEL:
- T-6
- MUFFLER MATERIAL:
- ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
- DESIGN/CONFIGURATION:
- 1-INTO-1 SYSTEM
- END CAP MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- EXHAUST SYSTEM
- UNITS:
- EACH
$658.95 -
Pro Circuit T-6 Exhaust Kawasaki KLX110 2010-2020 0122011F
PRO CIRCUIT
$549.95The Pro Circuit T-6 Exhaust System delivers measurable gains in power and throttle response while maintaining a refined powerband for the 2010-2020 Kawasaki KLX110. Its stainless steel and aluminum construction resists corrosion in harsh off-road...18201951- SKU:
- 18201951
- Availability:
- Ships Same Business Day
- Weight:
- 7.60 LBS
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER COLOR/FINISH:
- BRUSHED
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- T-6
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
$549.95 -
Pro Circuit T-6 Exhaust Yamaha TT-R110E 2008-2025 0132011F
PRO CIRCUIT
$549.95The stock exhaust on your Yamaha TT-R110E is holding back power you've already paid for. The Pro Circuit T-6 unlocks measurable performance gains while cutting weight and noise—all with the durability you need for serious trail and track use. This is a...18201952- SKU:
- 18201952
- Availability:
- Ships Same Business Day
- Weight:
- 7.55 LBS
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER COLOR/FINISH:
- BRUSHED
- UNITS:
- EACH
- MODEL:
- T-6
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
$549.95 -
Pro Circuit Ti-6 Dual Exhaust System Honda CRF250R 2020 0312025F2
PRO CIRCUIT
$1,816.95The Pro Circuit Ti-6 Dual Exhaust System delivers measurable gains in power and throttle response while keeping your CRF250R competitive on the track and trail. By pairing titanium construction with a tuned resonance chamber, this system optimizes...18201941- SKU:
- 18201941
- Availability:
- Ships Same Business Day
- Weight:
- 17.00 LBS
- MODEL:
- TI-6
- PIPE MATERIAL:
- TITANIUM
- PRODUCT NAME:
- EXHAUST SYSTEM
- UNITS:
- EACH
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- TITANIUM
- DESIGN/CONFIGURATION:
- 2-INTO-2 SYSTEM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
$1,816.95 -
Pro Circuit T-6 Exhaust Kawasaki KLX110 2002-2008 0120911F
PRO CIRCUIT
$549.95The Pro Circuit T-6 exhaust delivers measurable gains in power and throttle response on the KLX110 platform while maintaining compliance with sound regulations—essential for both trail and closed-course riding. Built with TIG-welded stainless steel and...18201972- SKU:
- 18201972
- Availability:
- Ships Same Business Day
- Weight:
- 6.50 LBS
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
- DESIGN/CONFIGURATION:
- 1-INTO-1 SYSTEM
- UNITS:
- EACH
- MODEL:
- T6
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- EXHAUST SYSTEM
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER COLOR/FINISH:
- BRUSHED
$549.95 -
Pro Circuit T-6 Exhaust System for Honda CRF230F 2003-2019 0112023F
PRO CIRCUIT
$549.95If you're running a Honda CRF230F and want measurable gains in throttle response and power delivery, the Pro Circuit T-6 Exhaust System is built to extract every bit of performance your engine has to offer. The optimized header and chambered muffler...18201973- SKU:
- 18201973
- Availability:
- Ships Same Business Day
- Weight:
- 7.40 LBS
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
- MODEL:
- T-6
- PRODUCT NAME:
- EXHAUST SYSTEM
$549.95 -
Pro Circuit T-6 Exhaust System for Yamaha TT-R125 2000-2025 0132012F
PRO CIRCUIT
$549.95The Pro Circuit T-6 Exhaust System unlocks measurable power gains while maintaining trail-legal compliance—essential for riders who refuse to compromise between performance and reliability. Its RC-4 Resonance Chamber delivers the noise control you need...18201974- SKU:
- 18201974
- Availability:
- Ships Same Business Day
- Weight:
- 10.10 LBS
- MATERIAL:
- ALUMINUM
- MODEL:
- T-6
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- TYPE:
- FULL SYSTEM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- EXHAUST SYSTEM
$549.95 -
Pro Circuit T-6 Stainless Steel Exhaust System Kawasaki KX250 2021-2024 0122125G
PRO CIRCUIT
$1,089.95The Pro Circuit T-6 delivers measurable gains in throttle response and mid-range power while cutting rotational mass—critical advantages whether you're attacking motocross berms or pushing lap times at the track. Stainless steel construction resists...18201975- SKU:
- 18201975
- Availability:
- Ships Same Business Day
- Weight:
- 11.80 LBS
- UNITS:
- EACH
- MODEL:
- T6
- TYPE:
- FULL SYSTEM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- EXHAUST SYSTEM
- RIDING STYLE:
- OFF-ROAD
$1,089.95 -
Pro Circuit Ti-6 Pro Exhaust System for 2021 Kawasaki KX250F 0322125FP
PRO CIRCUIT
$1,396.95The Pro Circuit Ti-6 Pro is built for racers who demand measurable gains in power delivery and throttle response without compromising reliability under extreme conditions. Its titanium construction and optimized muffler geometry work together to maximize...18201977- SKU:
- 18201977
- Availability:
- Ships Same Business Day
- Weight:
- 10.50 LBS
- END CAP COLOR/FINISH:
- CARBON FIBER
- END CAP MATERIAL:
- CARBON FIBER
- UNITS:
- EACH
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- MODEL:
- TI-6 PRO
- MUFFLER MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
$1,396.95 -
Pro Circuit T-6 Exhaust System for Kawasaki KLX140 2008-2025 0122014F
PRO CIRCUIT
$549.95The Pro Circuit T-6 Exhaust System delivers measurable gains in power and throttle response while maintaining USFS compliance for dual-sport versatility. Whether you're racing closed-course or exploring technical trail sections, this system combines...18201980- SKU:
- 18201980
- Availability:
- Ships Same Business Day
- Weight:
- 7.50 LBS
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- T-6
- MUFFLER COLOR/FINISH:
- BRUSHED
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- EXHAUST SYSTEM
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
$549.95Qty in Cart: 0Quantity:Price:$549.95Subtotal: -
Pro Circuit R-304 Silencer for Honda CR250R 2004-2007 SH04250-RE
PRO CIRCUIT
$206.29If you're running a CR250R in closed-course racing, exhaust flow directly impacts your powerband delivery and lap times. The Pro Circuit R-304 Silencer optimizes that flow while maintaining the durability needed for competitive riding. You get measurable...18210027- SKU:
- 18210027
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- R-304
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
$206.29 -
Pro Circuit 304 Silencer for Honda CR250R 2004-2007 SH04250-SE
PRO CIRCUIT
$205.95If you're running a CR250R hard on the track or trail, exhaust scavenging directly impacts your power band—and a poorly designed silencer will cost you both top-end response and mid-range punch. The Pro Circuit 304 Silencer optimizes your two-stroke's...18210029- SKU:
- 18210029
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- STYLE:
- ROUND
- MODEL:
- 304
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
$205.95 -
Pro Circuit R-304 Silencer KTM 250 SX 2003-2009 ST03250-RE
PRO CIRCUIT
$206.29The Pro Circuit R-304 Silencer is engineered to extract maximum power from your KTM 250 SX while maintaining the lightweight performance you need on the track. This bolt-on silencer delivers measurable gains in horsepower and torque through optimized...18210054- SKU:
- 18210054
- Availability:
- Ships Same Business Day
- Weight:
- 2.74 LBS
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- R-304
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
$206.29 -
Pro Circuit R-304 Silencer for Suzuki RM250 2004-2008 SS04250-RE
PRO CIRCUIT
$206.29If you're running a 2004-2008 Suzuki RM250, factory silencers wear out fast under racing conditions—losing power delivery and reliability when you need them most. The Pro Circuit R-304 replaces that worn component with precision engineering that restores...18210058- SKU:
- 18210058
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MODEL:
- R-304
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
$206.29 -
Pro Circuit 304 Silencer Suzuki RM250 2004-2008 SS04250-SE
PRO CIRCUIT
$205.95The Pro Circuit 304 Silencer is engineered to deliver measurable gains in power delivery and throttle response on your RM250, while providing the durability required for both track days and competitive racing. Factory exhaust systems restrict peak...18210060- SKU:
- 18210060
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- MODEL:
- 304
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- ROUND
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
$205.95 -
Pro Circuit R-304 Silencer KTM 65 SX 2009-2015 ST09065-RE
PRO CIRCUIT
$206.29If you're running a KTM 65 SX in competitive racing, exhaust efficiency directly impacts your power delivery and throttle response. The Pro Circuit R-304 Shorty Silencer is engineered specifically for two-stroke performance, optimizing scavenging cycles...18211007- SKU:
- 18211007
- Availability:
- Ships Same Business Day
- Weight:
- 1.54 LBS
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MODEL:
- R-304
- MUFFLER COLOR/FINISH:
- BRUSHED
- UNITS:
- EACH
$206.29Qty in Cart: 0Quantity:Price:$206.29Subtotal: -
Pro Circuit T-4 Slip-On Exhaust Honda CRF450R 2005 4H05450
PRO CIRCUIT
$593.95If you're running a CRF450R, upgrading to the Pro Circuit T-4 slip-on exhaust is one of the most straightforward ways to unlock measurable horsepower gains and sharpen throttle response. The engineered reduction in back pressure translates directly to...18210175- SKU:
- 18210175
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- FEATURES:
- WITH SPARK ARRESTOR
- MODEL:
- T-4
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- STYLE:
- ROUND
- UNITS:
- EACH
- MUFFLER COLOR/FINISH:
- POLISHED
$593.95Qty in Cart: 0Quantity:Price:$593.95Subtotal: -
Pro Circuit 304 Silencer for Suzuki RMX250 1993-1998 SS93250X-SE
PRO CIRCUIT
$205.95If you're running a Suzuki RMX250, exhaust flow directly impacts mid-range power and throttle response on two-stroke engines. The Pro Circuit 304 Factory Sound Silencer delivers a measurable boost in performance while bringing noise levels down to legal...18210178- SKU:
- 18210178
- Availability:
- Ships Same Business Day
- Weight:
- 2.59 LBS
- STYLE:
- ROUND
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- 304
- TYPE:
- SLIP-ON
$205.95Qty in Cart: 0Quantity:Price:$205.95Subtotal: -
Pro Circuit R-304 Silencer for 1993-1997 Honda CR125R SH93125-RE
PRO CIRCUIT
$206.29If you're running a CR125R in competitive motocross, exhaust flow directly impacts your power delivery and throttle response when it matters most. The Pro Circuit R-304 Shorty Silencer is engineered to maximize exhaust scavenging while keeping unsprung...18210119- SKU:
- 18210119
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- R-304
- UNITS:
- EACH
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$206.29 -
Pro Circuit 304 Silencer Honda CR500R 1989-1990 SH89500-SE
PRO CIRCUIT
$205.95If you're running a 1989–1990 Honda CR500R, factory exhaust noise and restrictive flow are holding back your bike's potential. The Pro Circuit 304 Silencer delivers measurable horsepower gains while bringing sound levels down to race-legal...18210128- SKU:
- 18210128
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- STYLE:
- ROUND
- MODEL:
- 304
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
$205.95
