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 Spark Arrestor End Cap 40-212
MOOSE RACING
$119.95If you're running closed-course or off-road events, you need spark arrestor compliance without the cost and weight penalty of swapping silencers. The MOOSE RACING 40-212 delivers USFS-approved spark suppression on your existing stock silencer,...18611342- SKU:
- 18611342
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- TYPE:
- SPARK ARRESTOR
- UNITS:
- EACH
- PRODUCT NAME:
- END CAP
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
$119.95Qty in Cart: 0Quantity:Price:$119.95Subtotal: -
MOOSE RACING Spec 19 Competition Packing - 500g 14583
MOOSE RACING
$32.95Factory mufflers rarely deliver the acoustic precision needed for track performance, and standard packing materials break down under sustained heat and exhaust pressure. The MOOSE RACING Spec 19 Competition Packing is engineered to maintain structural...18601716- SKU:
- 18601716
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- MODEL:
- COMPETITION SERIES
- RIDING STYLE:
- OFF-ROAD
- WEIGHT METRIC:
- 500 G
- UNITS:
- EACH
- TYPE:
- BULK
- PRODUCT NAME:
- MUFFLER PACKING
$32.95Qty in Cart: 0Quantity:Price:$32.95Subtotal: -
MOOSE RACING Spec 19 Competition Packing - 1000g 14585
MOOSE RACING
$44.95If you're running a competition muffler and dealing with unwanted noise or inconsistent packing material breakdown, the MOOSE RACING Spec 19 Competition Packing delivers the thermal stability and structural integrity your build demands. This bulk...18601718- SKU:
- 18601718
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- COMPETITION SERIES
- PRODUCT NAME:
- MUFFLER PACKING
- TYPE:
- BULK
- WEIGHT METRIC:
- 1000 G
$44.95Qty in Cart: 0Quantity:Price:$44.95Subtotal: -
MOOSE RACING Pillow Packing 16" 2T 14826
MOOSE RACING
$21.95Proper wheel packing is critical for maintaining bearing preload and axle alignment during high-stress racing conditions. The MOOSE RACING Pillow Packing eliminates play in your wheel assembly while protecting bearings from contamination, ensuring...18602223- SKU:
- 18602223
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- LENGTH IMPERIAL:
- 13'
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- 2-STROKE
- TYPE:
- MUFFLER
- PRODUCT NAME:
- PILLOW PACK
- UNITS:
- KIT
$21.95Qty in Cart: 0Quantity:Price:$21.95Subtotal: -
MOOSE RACING Competition Pillow Packing - 15" 14412
MOOSE RACING
$29.95Over time, muffler packing deteriorates from heat cycling and vibration, causing your exhaust to lose sound deadening properties and performance efficiency. The MOOSE RACING Competition Pillow Packing restores your muffler's original acoustic and thermal...18600573- SKU:
- 18600573
- Availability:
- Ships Same Business Day
- Weight:
- 1.51 LBS
- LENGTH IMPERIAL:
- 15'
- RIDING STYLE:
- ATV
- TYPE:
- COMPETITION
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- PILLOW
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
$29.95Qty in Cart: 0Quantity:Price:$29.95Subtotal: -
MOOSE RACING Competition Pillow Packing - 19" 14413
MOOSE RACING
$31.95Exhaust packing degrades over time, causing power loss, increased noise, and poor throttle response. This 19" MOOSE Racing Competition Pillow Packing restores your muffler's acoustic and performance characteristics without requiring a full replacement. A...18600574- SKU:
- 18600574
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- LENGTH IMPERIAL:
- 19'
- PRODUCT NAME:
- PILLOW
- RIDING STYLE:
- ATV
- TYPE:
- COMPETITION
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$31.95Qty in Cart: 0Quantity:Price:$31.95Subtotal: -
Pro Circuit T-6 Slip-On Exhaust for Suzuki RM-Z450 2018-2025 0141845A
PRO CIRCUIT
$590.95The Pro Circuit T-6 slip-on exhaust delivers measurable gains in horsepower and throttle response while keeping your RM-Z450 street-legal with a removable spark arrestor. This bolt-on upgrade requires zero fabrication, making it an ideal first...18211845- SKU:
- 18211845
- Availability:
- Ships Same Business Day
- Weight:
- 10.00 LBS
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- T-6
$590.95Qty in Cart: 0Quantity:Price:$590.95Subtotal: -
Pro Circuit Ti-2 Silencer Kawasaki KX125 2003 2004 2005 2006 2007 1121412K
PRO CIRCUIT
$446.95The Pro Circuit Ti-2 Silencer delivers measurable gains in power and throttle response while significantly reducing unsprung weight on your KX125. Built with titanium and carbon-aramid fiber, this closed-course racing exhaust provides the durability and...18211734- SKU:
- 18211734
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- PIPE MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- END CAP MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SILENCER
- MODEL:
- TI-2
- MUFFLER MATERIAL:
- CARBON-ARAMID FIBER
- TYPE:
- SLIP-ON
$446.95 -
Pro Circuit Platinum Head Pipe Kawasaki KX125 2000 PK00125P
PRO CIRCUIT
$352.95The Pro Circuit Platinum Head Pipe is engineered for KX125 riders who demand measurable gains in exhaust scavenging and throttle response. Its nickel-bath technology resists corrosion and abrasion far longer than standard steel, while hand-welded...PK00125P- SKU:
- PK00125P
- Availability:
- Ships Same Business Day
- Weight:
- 5.63 LBS
$352.95 -
Pro Circuit Platinum Head Pipe KX125 2001-2002 PK01125P
PRO CIRCUIT
$352.95If you're running a KX125 that sees serious track time, exhaust flow directly impacts your power band and throttle response. The Pro Circuit Platinum Head Pipe delivers measurable performance gains through proven championship-level design, while the...PK01125P- SKU:
- PK01125P
- Availability:
- Ships Same Business Day
- Weight:
- 5.31 LBS
$352.95 -
Pro Circuit Platinum Head Pipe Kawasaki KX250 1995 PK95250P
PRO CIRCUIT
$393.95The Pro Circuit Platinum Head Pipe is engineered to deliver measurable gains in exhaust scavenging and peak power delivery on your KX250. Hand-welded construction and CNC-machined flanges ensure precise fitment and consistent performance lap after lap...PK95250P- SKU:
- PK95250P
- Availability:
- Ships Same Business Day
- Weight:
- 5.13 LBS
$393.95 -
Pro Circuit Platinum Head Pipe Kawasaki KX250 1999 PK99250P
PRO CIRCUIT
$393.95The Pro Circuit Platinum Head Pipe is engineered to maximize exhaust flow and throttle response on your KX250, delivering measurable gains in mid-range power and engine efficiency. Built with hand-welded AKDQ carbon steel and precision-machined...PK99250P- SKU:
- PK99250P
- Availability:
- Ships Same Business Day
- Weight:
- 7.81 LBS
$393.95 -
Pro Circuit Platinum Head Pipe YZ125 2001 PY01125P
PRO CIRCUIT
$352.95If you're running a YZ125 and want measurable gains in exhaust scavenging and engine responsiveness, a quality head pipe is non-negotiable. The Pro Circuit Platinum delivers optimized flow characteristics that translate to better throttle response and...PY01125P- SKU:
- PY01125P
- Availability:
- Ships Same Business Day
- Weight:
- 3.70 LBS
- COLOR/FINISH:
- NICKEL-PLATED
- MODEL:
- PLATINUM
- DESIGN/CONFIGURATION:
- 1-INTO-1 SYSTEM
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CARBON STEEL
- UNITS:
- EACH
- PRODUCT NAME:
- HEADER
- TYPE:
- HEAD PIPE
$352.95Qty in Cart: 0Quantity:Price:$352.95Subtotal: -
Pro Circuit Platinum Pipe Yamaha YZ85 2002-2017 PY02085P
PRO CIRCUIT
$352.95The Pro Circuit Platinum Pipe delivers the exhaust flow characteristics and durability you need to keep your YZ85 competitive on the track or trail. Hand-welded construction and CNC-machined flanges ensure a precise fit that maintains optimal scavenging...PY02085P- SKU:
- PY02085P
- Availability:
- Ships Same Business Day
- Weight:
- 4.76 LBS
- MODEL:
- PLATINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- HEAD PIPE
- COLOR/FINISH:
- NICKEL-PLATED
- MATERIAL:
- CARBON STEEL
- PRODUCT NAME:
- HEADER
- DESIGN/CONFIGURATION:
- 1-INTO-1 SYSTEM
- UNITS:
- EACH
$352.95Qty in Cart: 0Quantity:Price:$352.95Subtotal: -
Pro Circuit Platinum Head Pipe Suzuki RM250 1999-2000 PS99250P
PRO CIRCUIT
$407.95The Pro Circuit Platinum Head Pipe delivers measurable exhaust flow improvements and thermal efficiency for RM250 two-stroke engines, translating to noticeable gains in mid-range and top-end power. Built with hand-welded construction and nickel-plated...PS99250P- SKU:
- PS99250P
- Availability:
- Ships Same Business Day
- Weight:
- 7.88 LBS
- DESIGN/CONFIGURATION:
- 1-INTO-1 SYSTEM
- UNITS:
- EACH
- COLOR/FINISH:
- NICKEL-PLATED
- MATERIAL:
- CARBON STEEL
- PRODUCT NAME:
- HEADER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- HEAD PIPE
- MODEL:
- PLATINUM
$407.95Qty in Cart: 0Quantity:Price:$407.95Subtotal: -
Pro Circuit Platinum 2 Pipe KTM 250 SX 2000-2002 PT00250P2
PRO CIRCUIT
$365.95The Pro Circuit Platinum 2 Pipe delivers measurable gains in low to mid-range power and throttle response—critical for 2-stroke racing where every millisecond counts. If you're running a KTM 250 SX and want a bolt-on upgrade that actually performs, this...PT00250P2- SKU:
- PT00250P2
- Availability:
- Ships Same Business Day
- Weight:
- 8.15 LBS
- COLOR/FINISH:
- NICKEL-PLATED
- PRODUCT NAME:
- EXHAUST SYSTEM
- END CAP COLOR/FINISH:
- STRAIGHT-CUT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- BASE FINISH:
- NICKEL
- MATERIAL:
- CARBON STEEL
- MODEL:
- PLATINUM II
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$365.95 -
Pro Circuit 304 Silencer for Suzuki RM250 1991-1992 SS91250-304
PRO CIRCUIT
$205.95If you're running a Suzuki RM250 and tired of sacrificing performance for noise compliance, the Pro Circuit 304 Silencer delivers both. Built from 304 stainless steel and engineered specifically for two-stroke mid-to-high RPM power, this FIM-approved...SS91250304- SKU:
- SS91250304
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
$205.95 -
Pro Circuit Nature Friendly Spark Arrestor Silencer RM250 1993-1995 SS93250-SA
PRO CIRCUIT
$173.95If you're running a 1993-1995 RM250 in areas requiring spark arrestor compliance, this Pro Circuit silencer delivers the containment you need without sacrificing performance. The internal baffle and Krizzman bullet design work together to trap embers...SS93250SA- SKU:
- SS93250SA
- Availability:
- Ships Same Business Day
- Weight:
- 3.16 LBS
$173.95Qty in Cart: 0Quantity:Price:$173.95Subtotal: -
Pro Circuit Spark Arrestor Silencer CR250R 2002-2007 SH02250-296
PRO CIRCUIT
$232.95If you're running a CR250R between 2002-2007 and need to meet U.S. Forest Service noise regulations, the Pro Circuit Type 296 Silencer is your straightforward solution. This spark arrestor delivers genuine noise reduction to approximately 96dB without...SH02250296- SKU:
- SH02250296
- Availability:
- Ships Same Business Day
- Weight:
- 3.65 LBS
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- FEATURES:
- WITH SPARK ARRESTOR
- RIDING STYLE:
- OFF-ROAD
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- TYPE 296
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PRODUCT NAME:
- MUFFLER
$232.95Qty in Cart: 0Quantity:Price:$232.95Subtotal: -
Pro Circuit Type 296 Spark Arrestor Silencer for Honda CR500R 1991-2001 SH91500-296
PRO CIRCUIT
$202.95If you're running a CR500R in noise-restricted areas, the Pro Circuit Type 296 Spark Arrestor Silencer is your solution for staying compliant while maintaining peak exhaust scavenging. This silencer delivers measurable noise reduction to 96dB—clearing U...SH91500296- SKU:
- SH91500296
- Availability:
- Ships Same Business Day
- Weight:
- 3.90 LBS
- FEATURES:
- WITH SPARK ARRESTOR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PRODUCT NAME:
- MUFFLER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- TYPE 296
- UNITS:
- EACH
$202.95Qty in Cart: 0Quantity:Price:$202.95Subtotal:
