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!
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- Qty in Cart
- Quantity
- Price
- Subtotal
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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 -
Pro Circuit T-6 Exhaust System Stainless Steel 2022-2025 KTM 250 SX-F 0152225G
PRO CIRCUIT
$1,102.95The Pro Circuit T-6 exhaust system is engineered to unlock measurable gains in horsepower and torque while shedding unnecessary weight from your 2022-2025 KTM 250 SX-F. Optimized flow dynamics and premium stainless steel construction deliver the...18202019- SKU:
- 18202019
- Availability:
- Ships Same Business Day
- Weight:
- 12.90 LBS
$1,102.95Qty in Cart: 0Quantity:Price:$1,102.95Subtotal: -
Pro Circuit T-6 Slip-On Muffler for 2024-2025 Kawasaki KX450F 0152225A
PRO CIRCUIT
$779.95The Pro Circuit T-6 Slip-On Muffler replaces restrictive factory exhaust with a precision-engineered system that improves throttle response and mid-range power while delivering a distinctive, track-inspired exhaust note. Designed specifically for the...18212068- SKU:
- 18212068
- Availability:
- Ships Same Business Day
- Weight:
- 11.00 LBS
$779.95Qty in Cart: 0Quantity:Price:$779.95Subtotal: -
HELIX Exhaust Springs - Zinc - 90 mm 495-9002
HELIX
$7.95Exhaust systems experience constant thermal expansion and vibration—without proper support, your exhaust components will shift, crack, and ultimately fail prematurely. HELIX Exhaust Springs provide reliable, maintenance-free suspension that absorbs...18602388- SKU:
- 18602388
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
$7.95Qty in Cart: 0Quantity:Price:$7.95Subtotal: -
FMF Exhaust O-Rings 014887
FMF
$9.99Exhaust leaks compromise both performance and reliability, robbing your engine of power while creating unnecessary heat and noise. FMF O-rings (MPN 014887) provide the precise seal your exhaust system demands, preventing pressurized gases from escaping...18602403- SKU:
- 18602403
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
$9.99Qty in Cart: 0Quantity:Price:$9.99Subtotal: -
FMF Exhaust O-Rings 014888
FMF
$9.99A proper exhaust seal is foundational to maintaining peak performance and preventing exhaust leaks that compromise power delivery and fuel efficiency. FMF Exhaust O-Rings are engineered to maintain a consistent, reliable seal across thermal cycles,...18602404- SKU:
- 18602404
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
$9.99Qty in Cart: 0Quantity:Price:$9.99Subtotal: -
On Sale
FMF Exhaust O-Rings 014891
FMF
MSRP: $9.99Now: $8.00Was: $9.99FMF exhaust O-rings are critical wear items that maintain proper sealing between exhaust components, preventing exhaust leaks that compromise performance and allow unburned gases to escape. Over time, heat cycling and vibration degrade factory O-rings,...18602407- SKU:
- 18602407
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
MSRP: $9.99Now: $8.00Was: $9.99Qty in Cart: 0Quantity:Price:MSRP: $9.99Now: $8.00Was: $9.99Subtotal: -
On Sale
FMF Exhaust O-Rings 014892
FMF
MSRP: $9.99Now: $8.00Was: $9.99FMF exhaust systems demand precision sealing to maintain peak performance and prevent costly exhaust leaks that compromise efficiency and sound quality. These OEM replacement O-rings restore the critical seal integrity between exhaust components,...18602408- SKU:
- 18602408
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
MSRP: $9.99Now: $8.00Was: $9.99Qty in Cart: 0Quantity:Price:MSRP: $9.99Now: $8.00Was: $9.99Subtotal: -
On Sale
FMF Exhaust O-Rings 014896
FMF
MSRP: $9.99Now: $8.00Was: $9.99FMF exhaust O-rings are critical sealing components that prevent exhaust leaks at connection points, maintaining system integrity and peak performance. A compromised seal allows unmetered air into your exhaust stream, throwing off tune and reducing...18602412- SKU:
- 18602412
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
MSRP: $9.99Now: $8.00Was: $9.99Qty in Cart: 0Quantity:Price:MSRP: $9.99Now: $8.00Was: $9.99Subtotal: -
On Sale
FMF Powercore Muffler 022066
FMF
MSRP: $199.99Now: $170.00Was: $199.99If you're running a high-revving two-stroke or small-displacement engine, exhaust backpressure and weight directly impact your power delivery and handling. The FMF Powercore Muffler 022066 delivers a compact silencer design that minimizes weight penalty...18212088- SKU:
- 18212088
- Availability:
- Ships Same Business Day
- Weight:
- 2.77 LBS
MSRP: $199.99Now: $170.00Was: $199.99 -
MOOSE RACING Adventure Bike Universal Heat Shield - 3-1/2" x 8" PFD1326PF
MOOSE RACING
$34.95Adventure riding exposes your bike to harsh conditions and constant contact with gear—including your exhaust system. Soft luggage and side panels degrading from heat damage not only compromises their integrity but creates a safety hazard mid-ride. This...18611727- SKU:
- 18611727
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
$34.95 -
On Sale
FMF Factory 4.1 RCT Exhaust System - Stainless Steel - Carbon End Cap 042405
FMF
MSRP: $1,049.99Now: $892.00Was: $1,049.99The FMF Factory 4.1 RCT delivers measurable power gains through a tuned expansion chamber design that maximizes exhaust scavenging and reduces back-pressure across the RPM band. Built from stainless steel with a carbon fiber end cap, this system resists...18202045- SKU:
- 18202045
- Availability:
- Ships Same Business Day
- Weight:
- 13.70 LBS
MSRP: $1,049.99Now: $892.00Was: $1,049.99Qty in Cart: 0Quantity:Price:MSRP: $1,049.99Now: $892.00Was: $1,049.99Subtotal: -
BOLT Exhaust Pipe Spring - 62 mm - 4-Pack 023-20260
BOLT
$15.00Exhaust pipe springs secure your exhaust components during vibration and thermal cycling, preventing movement that can damage gaskets, flanges, and adjacent components. A properly retained exhaust system maintains optimal flow characteristics and extends...18602453- SKU:
- 18602453
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
$15.00 -
BOLT Pipe Mount Kit BET.EX.MNTS
BOLT
$24.99Secure exhaust pipe routing is critical for maintaining system integrity under high-performance conditions. This mount kit eliminates pipe vibration and movement that can lead to premature wear, cracking, or misalignment—issues that compromise both...18602458- SKU:
- 18602458
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$24.99 -
On Sale
FMF 4.1 RCT Slip-On Muffler 045690
FMF
MSRP: $899.99Now: $765.00Was: $899.99The FMF 4.1 RCT slip-on muffler delivers a measurable power increase and aggressive sound character without sacrificing durability or reliability. By optimizing exhaust scavenging and reducing backpressure, this muffler improves throttle response and...18212102- SKU:
- 18212102
- Availability:
- Ships Same Business Day
- Weight:
- 7.40 LBS
MSRP: $899.99Now: $765.00Was: $899.99 -
AKRAPOVIC Evolution Line Exhaust System - Titanium S-K4MET9-FDHLTA
AKRAPOVIC
$1,973.40If you're serious about extracting maximum performance on the circuit, every gram and every horsepower matters. The Akrapović Evolution Line Titanium exhaust delivers measurable power gains—2.6 hp and 2.5 Nm of torque—while shedding 1.3 kg of weight...18202052- SKU:
- 18202052
- Availability:
- Ships Same Business Day
- Weight:
- 10.45 LBS
$1,973.40Qty in Cart: 0Quantity:Price:$1,973.40Subtotal: -
S&S CYCLE Turbocharger Kit - KRX 1000 560-0331
S&S CYCLE
$0.00The S&S CYCLE Turbocharger Kit transforms your KRX 1000 from a capable machine into a high-output performer, delivering over 50% more horsepower while maintaining reliability through precision engineering and comprehensive tuning. This complete bolt-on...18300623- SKU:
- 18300623
- Availability:
- Ships Same Business Day
- Weight:
- 235.00 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- TURBOCHARGER KIT
- RIDING STYLE:
- UTV
- MUFFLER DIAMETER IMPERIAL:
- 2-1/4'
- TYPE:
- RACE
$0.00Qty in Cart: 0Quantity:Price:$0.00Subtotal: