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 Ti-6 Exhaust System KTM 250 SX-F 2023-2025 0352225F
PRO CIRCUIT
$1,396.95If you're running a 250 SX-F in competitive closed-course or off-road racing, every gram and every decibel counts. The Pro Circuit Ti-6 Exhaust System delivers measurable power gains through optimized flow dynamics while keeping your bike compliant with...18202021- SKU:
- 18202021
- Availability:
- Ships Same Business Day
- Weight:
- 11.50 LBS
$1,396.95 -
Pro Circuit Ti-6 Pro Exhaust System KTM 250 SX-F 2022-2024 0352225FP
PRO CIRCUIT
$1,396.95If you're running a 250 SX-F and serious about maximizing power delivery on the track or trail, a properly engineered exhaust system isn't optional—it's essential. The Pro Circuit Ti-6 Pro unlocks measurable gains in mid-range torque and top-end...18202026- SKU:
- 18202026
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$1,396.95 -
Pro Circuit Works Pipe Husqvarna TC250 2023 2024 2025 0752325
PRO CIRCUIT
$367.95The Pro Circuit Works Pipe delivers measurable gains in horsepower and torque across your TC250's entire RPM range, translating directly to faster acceleration and sharper throttle response on the track. Two-stroke engines demand precision exhaust...18220542- SKU:
- 18220542
- Availability:
- Ships Same Business Day
- Weight:
- 5.60 LBS
$367.95 -
Pro Circuit Platinum Pipe KTM 250 SX 2023-2024 0852325
PRO CIRCUIT
$384.95The Pro Circuit Platinum Pipe delivers measurable performance gains while eliminating the weak link in your 2023-2024 KTM 250 SX's exhaust system. Hand-welded construction and premium nickel plating ensure this pipe withstands the punishment of...18220545- SKU:
- 18220545
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$384.95 -
FMF Exhaust O-Rings 014880
FMF
$9.99Exhaust system leaks compromise performance and create unwanted noise that undermines your build. FMF Exhaust O-Rings provide a reliable seal at critical connection points, ensuring your exhaust system maintains peak efficiency and longevity. Whether...18602396- SKU:
- 18602396
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
$9.99 -
FMF Exhaust O-Rings 014881
FMF
$9.99Exhaust O-rings are critical wear items that prevent gas leakage at connection points, maintaining proper backpressure and engine efficiency. FMF's 014881 O-rings are precision-engineered to OEM specifications, ensuring a reliable seal across their full...18602397- SKU:
- 18602397
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
$9.99Qty in Cart: 0Quantity:Price:$9.99Subtotal: -
FMF Exhaust O-Rings 014882
FMF
$9.99Exhaust leaks compromise performance, efficiency, and sound quality—and worn O-rings are often the culprit. FMF Exhaust O-Rings (014882) provide a precision seal at critical connection points, preventing exhaust bypass and maintaining backpressure for...18602398- SKU:
- 18602398
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
$9.99Qty in Cart: 0Quantity:Price:$9.99Subtotal: -
FMF Exhaust O-Rings 014883
FMF
$9.99Exhaust leaks compromise performance and create unwanted noise—FMF Exhaust O-Rings 014883 restore the critical seal your system needs to function at peak efficiency. These replacement seals are engineered to handle extreme combustion temperatures and...18602399- SKU:
- 18602399
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$9.99 -
FMF Exhaust O-Rings 014884
FMF
$9.99FMF exhaust o-rings are critical sealing components that prevent exhaust gas leaks at connection points, ensuring optimal scavenging and peak engine performance. A degraded or missing o-ring compromises system integrity and reduces the reliability of...18602400- SKU:
- 18602400
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$9.99 -
FMF Exhaust O-Rings 014885
FMF
$9.99Exhaust system integrity depends on reliable sealing at every connection point—degraded or missing o-rings compromise performance and allow unmetered air infiltration that throws off your tune. FMF Exhaust O-Rings are engineered to withstand the extreme...18602401- SKU:
- 18602401
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
$9.99 -
FMF Exhaust O-Rings 014886
FMF
$9.99FMF exhaust O-rings are critical wear items that prevent exhaust gas leaks and maintain system integrity under high-temperature cycling. These seals are engineered to withstand repeated thermal stress, ensuring your exhaust system performs reliably...18602402- SKU:
- 18602402
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$9.99 -
FMF Exhaust O-Rings 014889
FMF
$9.99FMF exhaust O-rings are critical sealing components that prevent exhaust leaks at connection points, maintaining back-pressure and system efficiency. Over time, O-rings degrade from heat cycling and thermal stress, compromising your exhaust system's...18602405- SKU:
- 18602405
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
$9.99 -
On Sale
FMF Exhaust O-Rings 014893
FMF
MSRP: $9.99Now: $8.00Was: $9.99A leaking exhaust system undermines performance and creates safety hazards. FMF Exhaust O-Rings maintain a perfect seal at critical connection points, preventing exhaust gas leakage and ensuring your system operates at peak efficiency. These OEM-quality...18602409- SKU:
- 18602409
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
MSRP: $9.99Now: $8.00Was: $9.99 -
On Sale
FMF Exhaust O-Rings 014894
FMF
MSRP: $9.99Now: $8.00Was: $9.99Exhaust O-ring seals deteriorate over time due to heat cycling and vibration, leading to exhaust leaks that compromise performance and create unwanted noise. FMF Exhaust O-Rings 014894 are direct replacements engineered to withstand extreme temperatures...18602410- SKU:
- 18602410
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
MSRP: $9.99Now: $8.00Was: $9.99 -
On Sale
FMF Exhaust O-Rings 014895
FMF
MSRP: $9.99Now: $8.00Was: $9.99Exhaust O-ring degradation is one of the most common culprits behind exhaust leaks and performance loss in high-performance systems. FMF Exhaust O-Rings (MPN: 014895) provide a critical seal at connection points, preventing unmetered air intrusion that...18602411- SKU:
- 18602411
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
MSRP: $9.99Now: $8.00Was: $9.99 -
On Sale
FMF Exhaust O-Rings 014890
FMF
MSRP: $9.99Now: $8.00Was: $9.99Exhaust leaks compromise performance and create costly engine damage—a quality seal is non-negotiable. FMF Exhaust O-Rings 014890 deliver a reliable, temperature-resistant seal that prevents bypass and maintains optimal exhaust scavenging. Replace worn...18602406- SKU:
- 18602406
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
MSRP: $9.99Now: $8.00Was: $9.99 -
On Sale
FMF Q Series Silencer 025298
FMF
MSRP: $219.99Now: $187.00Was: $219.99If you're running a machine that demands both legal compliance and genuine performance, the FMF Q Series Silencer doesn't force you to choose between them. The proprietary oval canister design maintains optimal exhaust flow while delivering serious sound...18212083- SKU:
- 18212083
- Availability:
- Ships Same Business Day
- Weight:
- 3.23 LBS
MSRP: $219.99Now: $187.00Was: $219.99 -
On Sale
FMF Gold Series Fatty* Pipe 025297
FMF
MSRP: $299.99Now: $255.00Was: $299.99If you're looking to unlock more usable power across the RPM range while gaining finer throttle control, the FMF Gold Series Fatty Pipe delivers the reliability that serious riders demand. This exhaust component is engineered to optimize flow...18202036- SKU:
- 18202036
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
MSRP: $299.99Now: $255.00Was: $299.99 -
Pro Circuit Exhaust Flange for Honda CR250R 2003-2004 141001
PRO CIRCUIT
$39.95A properly sealed exhaust flange is critical to maximizing scavenging efficiency and preventing boost leak on your CR250R—even small gaps can rob you of measurable horsepower. The Pro Circuit Exhaust Flange for 2003-2004 Honda CR250R delivers a precision...18602416- SKU:
- 18602416
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
$39.95 -
Pro Circuit 304 Silencer KTM 125 SX 2023-2025 1052312
PRO CIRCUIT
$205.95If you're running a KTM 125 SX in a competition or practice environment where noise restrictions apply, the Pro Circuit 304 Silencer delivers track-legal sound levels without sacrificing the exhaust scavenging characteristics your engine needs. The...18212075- SKU:
- 18212075
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
$205.95
