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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MOOSE RACING Pipe Guard - Powerbomb YPB250F
MOOSE RACING
$107.95Custom molded to fit perfectly every time, Carbon fiber, anti-ballistic composite material, fiberglass, and high temp resins yield an exceptional guard, The lightweight composite has 75% greater tensile strength than aluminum, Protects against power...18610120- SKU:
- 18610120
- Availability:
- Ships Same Business Day
- Weight:
- 0.37 LBS
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- POWERBOMB
- MATERIAL:
- CARBON FIBER
- TYPE:
- PIPE GUARD
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- GUARD
- STYLE:
- FMF
- UNITS:
- EACH
$107.95 -
MOOSE RACING Pipe Guard - Pro Circuit/Stock MPG4F04
MOOSE RACING
$119.95Custom molded to fit perfectly every time, Carbon fiber, anti-ballistic composite material, fiberglass, and high temp resins yield an exceptional guard, The lightweight composite has 75% greater tensile strength than aluminum, Protects against power...18610121- SKU:
- 18610121
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- PRODUCT NAME:
- GUARD
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- PRO CIRCUIT
- MATERIAL:
- CARBON FIBER
- STYLE:
- STOCK
- TYPE:
- PIPE GUARD
$119.95 -
MOOSE RACING Pipe Guard - Pro Circuit MPGPC04
MOOSE RACING
$159.95Custom molded to fit perfectly every time., Carbon fiber, anti-ballistic composite material, fiberglass, and high temp resins yield an exceptional guard, The lightweight composite has 75% greater tensile strength than aluminum, Protects exhaust pipes...18610126- SKU:
- 18610126
- Availability:
- Ships Same Business Day
- Weight:
- 1.29 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- GUARD
- STYLE:
- PRO CIRCUIT
- TYPE:
- HEAT SHIELD
- UNITS:
- EACH
$159.95 -
MOOSE RACING Pipe Guard - Pro Circuit YPGPC02
MOOSE RACING
$182.95Custom molded to fit perfectly every time., Carbon fiber, anti-ballistic composite material, fiberglass, and high temp resins yield an exceptional guard, The lightweight composite has 75% greater tensile strength than aluminum, Protects exhaust pipes...18610128- SKU:
- 18610128
- Availability:
- Ships Same Business Day
- Weight:
- 1.32 LBS
- PRODUCT NAME:
- GUARD
- UNITS:
- EACH
- MATERIAL:
- CARBON FIBER
- TYPE:
- PIPE GUARD
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- PRO CIRCUIT
$182.95 -
MOOSE RACING Pipe Guard - MegaBomb YMB24
MOOSE RACING
$119.95Custom molded to fit perfectly every time, Carbon fiber, anti-ballistic composite material, fiberglass, and high temp resins yield an exceptional guard, The lightweight composite has 75% greater tensile strength than aluminum, Protects against power...18610376- SKU:
- 18610376
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- STYLE:
- MEGABOMB
- MATERIAL:
- CARBON FIBER
- TYPE:
- PIPE GUARD
- PRODUCT NAME:
- GUARD
- STYLE:
- FMF
- UNITS:
- EACH
$119.95 -
MOOSE RACING Pipe Guard - Stock HPG450X
MOOSE RACING
$119.95Custom molded to fit perfectly every time, Carbon fiber, anti-ballistic composite material, fiberglass, and high temp resins yield an exceptional guard, The lightweight composite has 75% greater tensile strength than aluminum, Protects against power...18610378- SKU:
- 18610378
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CARBON FIBER
- STYLE:
- STOCK
- TYPE:
- PIPE GUARD
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- GUARD
- UNITS:
- EACH
$119.95 -
MOOSE RACING Pipe Guard - Powerbomb YPB4507
MOOSE RACING
$142.95Custom molded to fit perfectly every time, Carbon fiber, anti-ballistic composite material, fiberglass, and high temp resins yield an exceptional guard, The lightweight composite has 75% greater tensile strength than aluminum, Protects against power...18610503- SKU:
- 18610503
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- MATERIAL:
- CARBON FIBER
- TYPE:
- PIPE GUARD
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- GUARD
- STYLE:
- FMF
- STYLE:
- POWERBOMB
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
$142.95 -
MOOSE RACING 4-Stroke Exhaust Plug DT-09-4STR
MOOSE RACING
$7.95Keep your exhaust system clean from mud and water while your bike is being washed, Comes with a lanyard for easy removal18610557- SKU:
- 18610557
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- RIDING STYLE:
- ATV
- COLOR/FINISH:
- ORANGE
- PRODUCT NAME:
- PLUG
- RIDING STYLE:
- UTV
- STYLE:
- 4-STROKE
- TYPE:
- EXHAUST
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
$7.95 -
MOOSE RACING Spec 19 Competition Packing - 750g 14584
MOOSE RACING
$40.95Bulk packing is designed to be stuffed around a muffler's core to fill any shape, Resist's breakdown up to 1500 degrees, High strength fibers withstand turbulence and pressure from noise reducing muffler inserts, Made in USA18601717- SKU:
- 18601717
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- COMPETITION SERIES
- PRODUCT NAME:
- MUFFLER PACKING
- TYPE:
- BULK
- WEIGHT METRIC:
- 750 G
- UNITS:
- EACH
$40.95 -
MOOSE RACING Bristol Spec 19 Muffler Packing Pillow - 2 Stroke - 16" 14567
MOOSE RACING
$24.95Universal, easy-to-install design, Pillow can be trimmed to length to fit off-road muffler up to 20" inches long, Lasts 3-5 times longer than traditional packing and extends service to 30-40 engine hours, Resists breakdowns up to 1400°F, Comes with cap...18601719- SKU:
- 18601719
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- PILLOW PACK
- LENGTH IMPERIAL:
- 20'
- STYLE:
- 2-STROKE
- TYPE:
- MUFFLER
- UNITS:
- EACH
$24.95 -
MOOSE RACING Bristol Spec 19 Muffler Packing Pillow - 4 Stroke - 15" 14677
MOOSE RACING
$34.95Universal, easy-to-install design, Pillow can be trimmed to length to fit off-road muffler up to 20" inches long, Lasts 3-5 times longer than traditional packing and extends service to 30-40 engine hours, Resists breakdowns up to 1400°F, Comes with cap...18601720- SKU:
- 18601720
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- RIDING STYLE:
- OFF-ROAD
- LENGTH IMPERIAL:
- 15'
- PRODUCT NAME:
- PILLOW PACK
- STYLE:
- 4-STROKE
- TYPE:
- MUFFLER
- UNITS:
- EACH
$34.95 -
MOOSE RACING Bristol Spec 19 Muffler Packing Pillow - 4 Stroke - 19" 14552
MOOSE RACING
$40.95Universal, easy-to-install design, Pillow can be trimmed to length to fit off-road muffler up to 20" inches long, Lasts 3-5 times longer than traditional packing and extends service to 30-40 engine hours, Resists breakdowns up to 1400°F, Comes with cap...18601721- SKU:
- 18601721
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
- LENGTH IMPERIAL:
- 19'
- STYLE:
- 4-STROKE
- TYPE:
- MUFFLER
- UNITS:
- EACH
- PRODUCT NAME:
- PILLOW PACK
- RIDING STYLE:
- OFF-ROAD
$40.95 -
MOOSE RACING Muffler Packing -11X16X1 160-1112M
MOOSE RACING
$20.95Resists breakdown up tp 1200 F degrees, Made in the U.S.A.18602211- SKU:
- 18602211
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- PRODUCT NAME:
- MUFFLER PACKING
- WIDTH IMPERIAL:
- 11'
- LENGTH IMPERIAL:
- 16'
- RIDING STYLE:
- STREET
- STYLE:
- 4-STROKE
- UNITS:
- EACH
$20.95 -
MOOSE RACING Pillow Packing 13" 2T 14709
MOOSE RACING
$25.95MOOSE RACING Pillow Packing 13" 2T18602222- SKU:
- 18602222
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- LENGTH IMPERIAL:
- 16'
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- 2-STROKE
- TYPE:
- MUFFLER
- UNITS:
- KIT
- PRODUCT NAME:
- PILLOW PACK
$25.95 -
MOOSE RACING Competition Muffler Packing - 750g 14414
MOOSE RACING
$28.95The same low-weight, high-quality packing material used in our repack cartridges, Lighter, quieter, and longer lasting than fiberglass mat packing, Resists breakdown up to 1100°F, Made in the U.S.A.18600575- SKU:
- 18600575
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- PRODUCT NAME:
- MUFFLER PACKING
- RIDING STYLE:
- ATV
- TYPE:
- COMPETITION
- UNITS:
- EACH
- WEIGHT METRIC:
- 750 G
- MATERIAL:
- HIGH-TEMPERATURE FABRIC
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- RIDING STYLE:
- STREET
$28.95 -
MOOSE RACING Competition Muffler Packing - 500g 14647
MOOSE RACING
$25.95The same low-weight, high-quality packing material used in our repack cartridges, Lighter, quieter, and longer lasting than fiberglass mat packing, Resists breakdown up to 1100°F, Made in the U.S.A.18600060- SKU:
- 18600060
- Availability:
- Ships Same Business Day
- Weight:
- 1.14 LBS
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ATV
- TYPE:
- COMPETITION
- UNITS:
- EACH
- WEIGHT METRIC:
- 500 G
- PRODUCT NAME:
- MUFFLER PACKING
- MATERIAL:
- HIGH-TEMPERATURE FABRIC
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
$25.95 -
MOOSE RACING Universal Exhaust Re-Pack Kit 14234
MOOSE RACING
$49.95Louder exhaust does not mean more horsepower, Blown-out packing causes exhaust turbulence and increased back pressure, which reduces horsepower, Repack your silencer with this pro-quality, three-layer packing system and restore the power you've blown...18600037- SKU:
- 18600037
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- PRODUCT NAME:
- MUFFLER PACKING
- RIDING STYLE:
- UTV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
$49.95 -
MOOSE RACING Rivet Kit with Bit - 12-3/16" 14218
MOOSE RACING
$9.95Have the right parts ready to complete the job, Steel rivets with corrosion-resistant coating, Rivets designed to be pulled by a hand-operated rivet gun; no air power needed, Rivet diameter 3/16" with a grip range of .125" to .6", Kit includes 20 rivets...18600176- SKU:
- 18600176
- Availability:
- Ships Same Business Day
- Weight:
- 0.22 LBS
- COLOR/FINISH:
- CORROSION-RESISTANT COATING
- MATERIAL:
- STEEL
- PRODUCT NAME:
- KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- RIVET
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- UTV
$9.95 -
On Sale
Pro Circuit T-4 Exhaust Kawasaki KLX125 2003-2016 4S03125
PRO CIRCUIT
MSRP: $317.95Now: $279.80Was: $317.95Experience unparalleled performance with the PRO CIRCUIT T-4 Exhaust, designed for riders who demand quick throttle response and maximum power. This exhaust system has undergone rigorous track and dyno testing, ensuring it meets the highest standards for...4S03125- SKU:
- 4S03125
- Availability:
- Ships Same Business Day
- Weight:
- 3.88 LBS
- DESIGN/CONFIGURATION:
- 1-INTO-1 SYSTEM
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- T4
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- RIDING STYLE:
- OFF-ROAD
- END CAP STYLE:
- CONICAL
- MATERIAL:
- ALUMINUM
- MUFFLER COLOR/FINISH:
- BRUSHED
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
MSRP: $317.95Now: $279.80Was: $317.95 -
On Sale
Pro Circuit T-4 Slip-On Silencer 2003 KTM 525 SX 4T00400
PRO CIRCUIT
MSRP: $475.95Now: $418.84Was: $475.95Transform your ride with the PRO CIRCUIT T-4 Silencer, expertly engineered to enhance performance and deliver exceptional horsepower gains. This silencer is compatible with both OEM and Pro Circuit head pipes, ensuring a perfect fit while maximizing your...4T00400- SKU:
- 4T00400
- Availability:
- Ships Same Business Day
- Weight:
- 4.50 LBS
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- ALUMINUM
- STYLE:
- ROUND
- FEATURES:
- WITH SPARK ARRESTOR
- MODEL:
- T-4
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER COLOR/FINISH:
- POLISHED
MSRP: $475.95Now: $418.84Was: $475.95
