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 Platinum Pipe Honda CR125R 2002 PH02125P
PRO CIRCUIT
$352.95The stock exhaust on your CR125R is leaving power on the table. A precision-tuned pipe like the Pro Circuit Platinum directly impacts scavenging efficiency, translating to measurable gains in mid-range torque and peak horsepower—essential when every...PH02125P- SKU:
- PH02125P
- Availability:
- Ships Same Business Day
- Weight:
- 5.20 LBS
$352.95 -
Pro Circuit Works Pipe Honda CR250R 2002 PH02250
PRO CIRCUIT
$349.95A quality exhaust pipe is fundamental to 2-stroke performance—it directly impacts power delivery, throttle response, and weight distribution. The Pro Circuit Works Pipe (PH02250) is engineered specifically for the 2002 Honda CR250R to optimize scavenging...PH02250- SKU:
- PH02250
- Availability:
- Ships Same Business Day
- Weight:
- 6.76 LBS
$349.95 -
Pro Circuit Platinum Head Pipe Honda CR250R 2002 PH02250P
PRO CIRCUIT
$365.95The Pro Circuit Platinum Head Pipe delivers measurable performance gains for the Honda CR250R through optimized exhaust scavenging and reduced back pressure. Hand-welded AKDQ carbon steel construction paired with an electroless nickel finish provides the...PH02250P- SKU:
- PH02250P
- Availability:
- Ships Same Business Day
- Weight:
- 6.75 LBS
$365.95 -
Pro Circuit Works Pipe Honda CR250R 2003-2004 PH03250
PRO CIRCUIT
$349.95If you're running a CR250R and looking to unlock measurable gains in mid-range power and throttle response, the Pro Circuit Works Pipe delivers real performance improvements through optimized exhaust scavenging. Hand-welded from premium carbon steel with...PH03250- SKU:
- PH03250
- Availability:
- Ships Same Business Day
- Weight:
- 7.65 LBS
$349.95 -
Pro Circuit Platinum Head Pipe Honda CR250R 2003-2004 PH03250P
PRO CIRCUIT
$365.95A quality head pipe is fundamental to unlocking your CR250R's full potential—restrictive or poorly-designed units rob you of horsepower and throttle response. The Pro Circuit Platinum delivers optimized exhaust scavenging with hand-welded construction...PH03250P- SKU:
- PH03250P
- Availability:
- Ships Same Business Day
- Weight:
- 5.78 LBS
$365.95 -
Pro Circuit Platinum 2 Pipe Honda CR250R 2003-2004 PH03250P2
PRO CIRCUIT
$365.95The Pro Circuit Platinum 2 Exhaust Pipe is engineered to unlock measurable gains in torque and power delivery across the RPM band—critical for competitive 2-stroke racing where every fraction of performance counts. Hand-welded construction and reinforced...PH03250P2- SKU:
- PH03250P2
- Availability:
- Ships Same Business Day
- Weight:
- 8.06 LBS
$365.95 -
Pro Circuit 4" Quiet End Cap Billet 1-1/2" PC4001-0007
PRO CIRCUIT
$132.95If you're running a high-performance dirt bike or off-road vehicle, you know that exhaust noise can be both a liability and a distraction—especially when you need precision throttle control across varying terrain. The Pro Circuit 4" Quiet End Cap gives...18610312- SKU:
- 18610312
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- COLOR/FINISH:
- ALUMINUM
- RIDING STYLE:
- ATV
- FITS PIPE SIZE IMPERIAL:
- 1-1/2'
- PRODUCT NAME:
- END CAP
- RIDING STYLE:
- UTV
- OUTSIDE DIAMETER IMPERIAL:
- 4'
- UNITS:
- EACH
- COLOR/FINISH:
- BILLET
- END CAP STYLE:
- QUIET TIP
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- ROUND
$132.95 -
Pro Circuit Quiet Insert with Spark Arrestor for 3.5" Exhaust 2007-2008 PC4003-0002
PRO CIRCUIT
$84.95If you're running a Pro Circuit exhaust system but need to dial back the noise level—whether for track regulations, neighbor relations, or personal preference—this quiet insert delivers measurable sound reduction without sacrificing flow characteristics...18610474- SKU:
- 18610474
- Availability:
- Ships Same Business Day
- Weight:
- 0.42 LBS
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- TIP
- BASE FINISH:
- NATURAL
- OUTSIDE DIAMETER IMPERIAL:
- 3-1/2'
- TYPE:
- SPARK ARRESTOR SCREEN INSERT
- COLOR/FINISH:
- STAINLESS STEEL
- END CAP STYLE:
- STRAIGHT-CUT
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- ROUND
- TYPE:
- QUIET INSERT
$84.95 -
Pro Circuit Stainless Steel End Cap 4" for 2007-2015 Models PC4022-0000
PRO CIRCUIT
$45.95If you're running a stock exhaust, you're leaving performance on the table while tolerating excess noise. The Pro Circuit Stainless Steel End Cap upgrades both your bike's exhaust efficiency and your riding experience by delivering improved throttle...18610475- SKU:
- 18610475
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- PRODUCT NAME:
- END CAP
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- ROUND
- END CAP STYLE:
- CONICAL
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- CANISTER
- OUTSIDE DIAMETER IMPERIAL:
- 4'
- UNITS:
- EACH
- COLOR/FINISH:
- STAINLESS STEEL
$45.95 -
Pro Circuit Stainless Steel End Cap 3.5" 2007-2015 PC4032-0001
PRO CIRCUIT
$45.95If you're running a stock exhaust on your 2007-2015 motorcycle, you're leaving both performance and sound quality on the table. The Pro Circuit Stainless Steel End Cap replaces your restrictive factory unit with a precision-engineered component that...18610476- SKU:
- 18610476
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
- COLOR/FINISH:
- STAINLESS STEEL
- OUTSIDE DIAMETER IMPERIAL:
- 3-1/2'
- END CAP STYLE:
- CONICAL
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- CANISTER
- UNITS:
- EACH
- PRODUCT NAME:
- END CAP
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- ROUND
$45.95 -
Pro Circuit 4" Quiet Insert 1-5/8" 2012-2017 Honda CRF150R PC4012-0006
PRO CIRCUIT
$39.95If you're running your CRF150R on tracks or residential roads where noise restrictions matter, the Pro Circuit 4" Quiet Insert delivers measurable sound reduction without compromising throttle response or peak power. This insert integrates seamlessly...18610444- SKU:
- 18610444
- Availability:
- Ships Same Business Day
- Weight:
- 0.34 LBS
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- TYPE:
- QUIET INSERT
- COLOR/FINISH:
- STAINLESS STEEL
- END CAP STYLE:
- STRAIGHT-CUT
- MATERIAL:
- ALUMINUM
- BASE FINISH:
- NATURAL
- STYLE:
- ROUND
- OUTSIDE DIAMETER IMPERIAL:
- 4'
- PRODUCT NAME:
- TIP
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$39.95 -
Pro Circuit 4" Quiet Insert 1-1/2" 2007 Harley-Davidson Sportster XL 883L PC4012-0007
PRO CIRCUIT
$39.95If you're running a stock or aftermarket exhaust on your 2007 Harley-Davidson Sportster XL 883L, you know the trade-off between aggressive sound and street legality. The Pro Circuit 4" Quiet Insert delivers genuine noise reduction without sacrificing...18610445- SKU:
- 18610445
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- RIDING STYLE:
- UTV
- COLOR/FINISH:
- STAINLESS STEEL
- MATERIAL:
- ALUMINUM
- STYLE:
- ROUND
- BASE FINISH:
- NATURAL
- PRODUCT NAME:
- TIP
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- QUIET INSERT
- END CAP STYLE:
- STRAIGHT-CUT
- OUTSIDE DIAMETER IMPERIAL:
- 4'
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$39.95 -
Pro Circuit 4" Quiet Insert 1-3/4" 2007-2008 PC4012-0008
PRO CIRCUIT
$39.95Noise ordinances and neighbor relations don't have to cost you performance. The Pro Circuit 4" Quiet Insert reduces exhaust sound without compromising engine efficiency, giving you the ability to ride in noise-restricted areas while maintaining full...18610446- SKU:
- 18610446
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- END CAP STYLE:
- STRAIGHT-CUT
- OUTSIDE DIAMETER IMPERIAL:
- 4'
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- COLOR/FINISH:
- STAINLESS STEEL
- MATERIAL:
- ALUMINUM
- STYLE:
- ROUND
- PRODUCT NAME:
- TIP
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- QUIET INSERT
- BASE FINISH:
- NATURAL
- RIDING STYLE:
- UTV
$39.95 -
Pro Circuit Spark Arrestor Screen 3.5" 4" 4-Stroke Silencers 2006 and Older PC4000-0000
PRO CIRCUIT
$25.95If you're running off-road, a spark arrestor screen isn't optional—it's mandatory in most jurisdictions and critical for trail access. The PRO CIRCUIT PC4000-0000 delivers Forest Service compliance without sacrificing the throttle response and power...18610015- SKU:
- 18610015
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- UTV
- STYLE:
- ROUND
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STEEL
- PRODUCT NAME:
- INSERT
- TYPE:
- SPARK ARRESTOR SCREEN INSERT
- UNITS:
- EACH
$25.95 -
Pro Circuit End Cap Stainless Steel Modular 3.50" 2007-2015 PC4000-0031
PRO CIRCUIT
$39.95If you're running a modular exhaust system, the right end cap can be the difference between an aggressive growl and an unbearable drone. The PRO CIRCUIT End Cap delivers a refined exhaust note through proven Quiet Core and Quiet Tips technology—giving...18610017- SKU:
- 18610017
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- MODEL:
- T-4
- PRODUCT NAME:
- END CAP
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- ROUND
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- OUTSIDE DIAMETER IMPERIAL:
- 3-1/2'
- RIDING STYLE:
- UTV
- COLOR/FINISH:
- STAINLESS STEEL
- END CAP STYLE:
- CONICAL
$39.95 -
Pro Circuit Quiet Tip Modular 3.50" for 2020 Triumph Tiger 900 PC4001-0000
PRO CIRCUIT
$32.95Track days and early morning rides don't have to wake the neighborhood. The PRO CIRCUIT Quiet Tip Modular gives you the performance exhaust note you've earned while keeping your decibel levels in check—essential for circuits with sound limits and riders...18610019- SKU:
- 18610019
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 3-1/2'
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- ROUND
- TYPE:
- QUIET INSERT
- COLOR/FINISH:
- STAINLESS STEEL
- END CAP STYLE:
- STRAIGHT-CUT
- UNITS:
- EACH
- BASE FINISH:
- NATURAL
- RIDING STYLE:
- UTV
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- TIP
- RIDING STYLE:
- ATV
$32.95 -
Pro Circuit Modular 4.00" Quiet Tip for 4" Canister PC4001-0001
PRO CIRCUIT
$32.95Running a loud exhaust costs you track time and riding opportunities—tracks with noise restrictions keep you on the sidelines, and early morning sessions become impossible. The Pro Circuit Modular 4.00" Quiet Tip drops your exhaust signature without...18610020- SKU:
- 18610020
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- END CAP STYLE:
- STRAIGHT-CUT
- OUTSIDE DIAMETER IMPERIAL:
- 4'
- PRODUCT NAME:
- TIP
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- QUIET INSERT
- UNITS:
- EACH
- RIDING STYLE:
- UTV
- STYLE:
- ROUND
- BASE FINISH:
- NATURAL
- COLOR/FINISH:
- STAINLESS STEEL
- MATERIAL:
- ALUMINUM
$32.95 -
Pro Circuit Platinum Pipe KTM 125 SX 2016-2018 0851812
PRO CIRCUIT
$352.95The Pro Circuit Platinum Pipe delivers measurable gains in throttle response and mid-range acceleration for your KTM 125 SX, giving you the edge in competitive riding or trail sessions. Hand-welded construction and electroless nickel plating ensure this...18201833- SKU:
- 18201833
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
- MATERIAL:
- CARBON STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- NICKEL-PLATED
- MODEL:
- PLATINUM
- PRODUCT NAME:
- PIPE
- TYPE:
- EXHAUST
$352.95Qty in Cart: 0Quantity:Price:$352.95Subtotal: -
Pro Circuit T-6 Exhaust KTM 450 SX-F 2019-2022 0151845G
PRO CIRCUIT
$1,089.95The Pro Circuit T-6 exhaust unlocks measurable horsepower and torque gains on your KTM 450 SX-F while maintaining streetable noise levels—critical if you're running a bike that needs to perform both on the track and in real-world conditions. Built from...18201834- SKU:
- 18201834
- Availability:
- Ships Same Business Day
- Weight:
- 11.70 LBS
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- T-6
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- EXHAUST SYSTEM
$1,089.95Qty in Cart: 0Quantity:Price:$1,089.95Subtotal: -
Pro Circuit Ti-6 Exhaust KTM 450 SX-F 2019-2022 0351845F
PRO CIRCUIT
$1,396.95If you're serious about maximizing your KTM 450 SX-F's power and handling, weight savings matter—and the Pro Circuit Ti-6 exhaust delivers measurable gains through its titanium construction and tuned resonance chamber. This bolt-on system reduces...18201835- SKU:
- 18201835
- Availability:
- Ships Same Business Day
- Weight:
- 25.00 LBS
- MATERIAL:
- TITANIUM
- MUFFLER MATERIAL:
- TITANIUM
- MODEL:
- TI-6
- PIPE MATERIAL:
- TITANIUM
- PRODUCT NAME:
- EXHAUST SYSTEM
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- END CAP MATERIAL:
- CARBON FIBER
- MATERIAL:
- CARBON FIBER
$1,396.95
