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
-
Pro Circuit T-6 Slip-On Exhaust Kawasaki KX250F 2009-2016 0121425A
PRO CIRCUIT
$649.95If you're running a KX250F, factory exhaust is leaving horsepower on the table and adding unnecessary weight to your chassis. The Pro Circuit T-6 slip-on delivers measurable gains in throttle response and mid-range power through optimized exhaust...18211604- SKU:
- 18211604
- Availability:
- Ships Same Business Day
- Weight:
- 9.35 LBS
- PRODUCT NAME:
- SILENCER
- MODEL:
- T-6
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- ALUMINUM
$649.95 -
Pro Circuit Ti-2 Silencer Yamaha YZ250 2003-2025 1131425K
PRO CIRCUIT
$446.95Two-stroke performance demands a silencer that matches your bike's capabilities—and the Pro Circuit Ti-2 delivers. This compact system extracts top-end power while cutting weight, giving you the responsiveness and durability needed to stay competitive on...18211656- SKU:
- 18211656
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
- END CAP MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SILENCER
- PIPE MATERIAL:
- TITANIUM
- UNITS:
- EACH
- MUFFLER MATERIAL:
- CARBON-ARAMID FIBER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MODEL:
- TI-2
$446.95 -
Pro Circuit R-304 Silencer Beta 250 RR 2014 11101430
PRO CIRCUIT
$206.29If you're running a Beta 250 RR on the track, exhaust flow directly impacts your power band and throttle response. The Pro Circuit R-304 Shorty Silencer delivers measurable gains in top-end performance while cutting weight—critical for competitive racing...18211692- SKU:
- 18211692
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- MUFFLER COLOR/FINISH:
- BRUSHED
- PRODUCT NAME:
- SILENCER
- MODEL:
- R-304
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$206.29Qty in Cart: 0Quantity:Price:$206.29Subtotal: -
Pro Circuit Ti-2 Silencer for Kawasaki KX85 2001-2022 1121485K
PRO CIRCUIT
$446.95The Pro Circuit Ti-2 Shorty Silencer is engineered specifically for KX85 riders who refuse to compromise between performance and durability. By combining titanium construction with optimized exhaust scavenging, this silencer delivers measurable gains in...18211695- SKU:
- 18211695
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- END CAP MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SILENCER
- PIPE MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MUFFLER MATERIAL:
- CARBON-ARAMID FIBER
- TYPE:
- SLIP-ON
- MODEL:
- TI-2
$446.95 -
Pro Circuit 304 Silencer KTM 250 SX 2011-2016 1051525
PRO CIRCUIT
$205.95If you're running a KTM 250 SX and want meaningful gains in throttle response without waking the neighbors, the Pro Circuit 304 Silencer delivers both. This is a bolt-on upgrade that trades excessive noise for usable power—no compromises. Built to endure...18211696- SKU:
- 18211696
- Availability:
- Ships Same Business Day
- Weight:
- 2.83 LBS
- MODEL:
- 304
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER COLOR/FINISH:
- BRUSHED
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- STYLE:
- ROUND
$205.95 -
Pro Circuit R-304 Silencer for KTM 250 SX 2011-2016 1151525
PRO CIRCUIT
$206.29If you're running a KTM 250 SX at the track, you already know that every gram and every horsepower matters. The Pro Circuit R-304 Shorty Silencer delivers measurable top-end power gains while trimming weight from your bike's mass—a combination that...18211697- SKU:
- 18211697
- Availability:
- Ships Same Business Day
- Weight:
- 2.87 LBS
- MODEL:
- R-304
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER COLOR/FINISH:
- BRUSHED
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
$206.29 -
Pro Circuit 304 Silencer for KTM 300 XC 2011-2016 1051130
PRO CIRCUIT
$205.95Two-stroke performance demands a silencer that doesn't compromise power for compliance—the Pro Circuit 304 delivers both. This purpose-built exhaust component extracts real gains in throttle response and top-end pull while keeping noise levels manageable...18211323- SKU:
- 18211323
- Availability:
- Ships Same Business Day
- Weight:
- 3.51 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- STYLE:
- ROUND
- MUFFLER COLOR/FINISH:
- BRUSHED
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PRODUCT NAME:
- SILENCER
- MODEL:
- 304
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$205.95Qty in Cart: 0Quantity:Price:$205.95Subtotal: -
Pro Circuit 304 Silencer for KTM 65 SX 2016-2023 1051665
PRO CIRCUIT
$205.95If you're running a KTM 65 SX and want measurable gains in throttle response and mid-to-high RPM power, the Pro Circuit 304 Silencer delivers real performance improvements without sacrificing durability. Built from premium materials and engineered...18211770- SKU:
- 18211770
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- UNITS:
- EACH
- MUFFLER COLOR/FINISH:
- BRUSHED
- PRODUCT NAME:
- SILENCER
- STYLE:
- ROUND
- MODEL:
- 304
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
$205.95 -
MOOSE RACING Pipe Guard - FMF Factory/Fatty MPG25019C
MOOSE RACING
$186.95Dented exhaust pipes rob your engine of power and efficiency before you even hit the track. The MOOSE RACING Pipe Guard protects your FMF Factory/Fatty exhaust system from impact damage while optimizing gas flow temperature for measurable horsepower...18611351- SKU:
- 18611351
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- GUARD
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- FMF
- TYPE:
- PIPE GUARD
$186.95 -
MOOSE RACING Pipe Guard - FMF Factory MPG12550
MOOSE RACING
$182.95Exhaust pipe dents don't just look bad—they rob your engine of power by disrupting gas flow and reducing combustion efficiency. The MOOSE RACING Pipe Guard protects your exhaust system from impact damage while actually improving performance by...18611462- SKU:
- 18611462
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- GUARD
- TYPE:
- EXHAUST
- STYLE:
- STOCK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$182.95Qty in Cart: 0Quantity:Price:$182.95Subtotal: -
MOOSE RACING Pipe Guard - FMF Gnarly MPG203
MOOSE RACING
$186.95Dented exhaust pipes rob horsepower and compromise flow dynamics—this guard eliminates that risk. The MOOSE RACING Pipe Guard uses a composite construction that outperforms aluminum while staying lightweight, protecting your pipes from impact while...18611474- SKU:
- 18611474
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- GUARD
- STYLE:
- GNARLY
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- PIPE GUARD
$186.95 -
MOOSE RACING Pipe Guard - 4-Stroke FMF UMB
MOOSE RACING
$87.95Your exhaust system is one of the hardest-working components on your machine, and a quality pipe guard protects that investment from rocks, debris, and impact damage during aggressive riding. The MOOSE RACING Pipe Guard is engineered specifically for...18611396- SKU:
- 18611396
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- PRODUCT NAME:
- GUARD
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- 4-STROKE
- STYLE:
- FMF
- TYPE:
- PIPE GUARD
- MATERIAL:
- CARBON FIBER
$87.95 -
MOOSE RACING Pipe Guard - FMF HPGH70
MOOSE RACING
$186.95Dented exhaust pipes rob your engine of power—literally. The MOOSE Racing Pipe Guard shields your FMF system from impact damage that compromises gas flow and costs you measurable horsepower. With 75% greater tensile strength than aluminum and...18610133- SKU:
- 18610133
- Availability:
- Ships Same Business Day
- Weight:
- 1.04 LBS
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- FMF
- TYPE:
- PIPE GUARD
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- GUARD
- UNITS:
- EACH
$186.95 -
MOOSE RACING Pipe Guard - FMF HPG006
MOOSE RACING
$186.95Dented exhaust pipes rob your engine of peak performance by restricting gas flow and reducing combustion efficiency. The MOOSE RACING Pipe Guard protects your exhaust system from impact damage while optimizing thermal dynamics to preserve horsepower...18610134- SKU:
- 18610134
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- GUARD
- STYLE:
- FMF
- TYPE:
- PIPE GUARD
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
$186.95Qty in Cart: 0Quantity:Price:$186.95Subtotal: -
MOOSE RACING Pipe Guard - FMF HPGH62
MOOSE RACING
$159.95Exhaust dents rob horsepower and ruin aesthetics—this guard eliminates both problems. The MOOSE RACING Pipe Guard shields your FMF system from impact while maintaining optimal exhaust gas flow temperatures, preserving the power gains you paid for. Built...18610184- SKU:
- 18610184
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- TYPE:
- PIPE GUARD
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- GUARD
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- STYLE:
- FMF
$159.95 -
MOOSE RACING Pipe Guard - Stock/FMF MPG25011
MOOSE RACING
$186.95Exhaust pipe dents don't just look bad—they rob your engine of power by disrupting optimal gas flow and heat management. The MOOSE RACING Pipe Guard shields your exhaust system from impacts while maintaining elevated gas temperatures, preserving the...18610691- SKU:
- 18610691
- Availability:
- Ships Same Business Day
- Weight:
- 1.56 LBS
- PRODUCT NAME:
- GUARD
- STYLE:
- FMF
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CARBON FIBER
- STYLE:
- STOCK
- TYPE:
- PIPE GUARD
$186.95 -
Pro Circuit Ti-6 Exhaust System for 2024 Kawasaki KX450 0322445FP
PRO CIRCUIT
$1,250.95The Pro Circuit Ti-6 Exhaust System delivers measurable gains in peak power and mid-range torque while shedding unnecessary weight from your 2024 KX450—critical advantages whether you're chasing lap times or pushing harder on trail rides. The stainless...18300397- SKU:
- 18300397
- Availability:
- Ships Same Business Day
- Weight:
- 21.35 LBS
$1,250.95 -
FMF Powercore 4 Hex Muffler 041608
FMF
$399.99The FMF Powercore 4 Hex delivers measurable gains in power and torque while maintaining the durability your engine demands. Its Hi-Flo internal core geometry optimizes exhaust scavenging, reducing backpressure without sacrificing reliability. The...18212050- SKU:
- 18212050
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$399.99Qty in Cart: 0Quantity:Price:$399.99Subtotal: -
FMF Powercore 2.1 Muffler 025283
FMF
$239.99If you're running a performance exhaust system, your muffler is either holding back power or unlocking it. The FMF Powercore 2.1 delivers a smooth, consistent power curve across the entire RPM range without sacrificing scavenging efficiency—something...18212065- SKU:
- 18212065
- Availability:
- Ships Same Business Day
- Weight:
- 1.36 LBS
$239.99Qty in Cart: 0Quantity:Price:$239.99Subtotal: -
FMF Turbinecore 2.1 Muffler 025284
FMF
$269.99If you're running serious track or trail time, your exhaust system directly impacts throttle response, power delivery, and overall performance. The FMF Turbinecore 2.1 Muffler combines race-proven engineering with substantial weight savings and extended...18212066- SKU:
- 18212066
- Availability:
- Ships Same Business Day
- Weight:
- 3.97 LBS
$269.99
