Dirt Bike Exhaust Kits
Dirt Bike Exhaust Kits for Honda CRF & Yamaha YZ at JJ Motorsports
Unlock more power and lighter weight with premium dirt bike exhaust kits from JJ Motorsports, featuring full systems with headers, mid-pipes, and mufflers for superior flow, reduced weight, and aggressive sound in motocross and enduro riding. Compatible with Honda CRF and Yamaha YZ models, these Pro Circuit kits deliver bolt-on gains in horsepower, torque, and throttle response with stainless steel or titanium construction for durability.
Shop Pro Circuit exhaust systems at JJ Motorsports for race-proven performance. Explore related categories such as dirt bike silencers and mufflers for slip-ons or dirt bike air and fuel for tuning essentials.
Top Dirt Bike Exhaust Kits
- Pro Circuit T-6 Exhaust Yamaha YZ125 2014-2023 0111311G – Complete T-6 system with stainless header and aluminum muffler for 2-stroke power gains.
- Pro Circuit Ti-6 Exhaust System Honda CRF250R 2022 0312225F – Titanium full system with hex muffler for lightweight performance and crisp sound.
- Pro Circuit T-6 Exhaust System with Carbon Fiber End Cap Honda CRF450R 2022 0352245F – T-6 system with carbon end cap for reduced weight and premium styling.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Pro Circuit T-6 Exhaust System Stainless Steel 2022-2025 KTM 250 SX-F 0152225G
PRO CIRCUIT
$1,102.95PRO CIRCUIT T-6 Exhaust System - 0152225G Experience the ultimate upgrade for your bike with the PRO CIRCUIT T-6 Exhaust System, meticulously crafted for riders who demand top-tier performance. This exhaust not only enhances horsepower but also...18202019- SKU:
- 18202019
- Availability:
- Ships Same Business Day
- Weight:
- 12.90 LBS
$1,102.95Qty in Cart: 0Quantity:Price:$1,102.95Subtotal: -
On Sale
FMF Factory 4.1 RCT Exhaust System - Stainless Steel - Carbon End Cap 042405
FMF
MSRP: $1,049.99Now: $892.00Was: $1,049.99Factory 4.1 RCT Exhaust System - Stainless Steel - Carbon End Cap Spark arrestor screen insert included, 94dB insert included, For closed course competition only18202045- SKU:
- 18202045
- Availability:
- Ships Same Business Day
- Weight:
- 13.70 LBS
MSRP: $1,049.99Now: $892.00Was: $1,049.99 -
AKRAPOVIC Evolution Line Exhaust System - Titanium S-K4MET9-FDHLTA
AKRAPOVIC
$1,973.40Evolution Line Exhaust System - Titanium Complete exhaust is 29.8% (1.3 kg) lighter than standard stock and features headers with an integrated resonance chamber and a debossed Akrapovic logo, Technology has been developed directly from Akrapovic*s...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
$0.00Turbocharger Kit - KRX 1000 50%+ increase in horsepower over factory, Tuned for 10 psi of boost, 9:1 compression ration, forged piston kit (OEM 11.5:1), Full size aluminum intercooler, All stainless steel air tubes with silicone couplers, Blow-off valve...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: -
Pro Circuit Platinum 2 Pipe KTM 250 SX 2000-2002 PT00250P2
PRO CIRCUIT
$365.95Elevate your riding experience with the PRO CIRCUIT Platinum 2 Pipe PT00250P2, engineered for performance enthusiasts seeking enhanced responsiveness and power delivery. This meticulously crafted pipe combines cutting-edge technology with robust...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
$365.95Qty in Cart: 0Quantity:Price:$365.95Subtotal: -
Pro Circuit Platinum Pipe Yamaha YZ65 2018-2025 0831865
PRO CIRCUIT
$337.95Pro Circuit Platinum Pipe - Part #0831865 Elevate your Yamaha YZ65 with the Pro Circuit Platinum Pipe, engineered for those who demand peak performance and reliability. This exhaust pipe not only enhances your bike's power but also ensures a seamless...18201838- SKU:
- 18201838
- Availability:
- Ships Same Business Day
- Weight:
- 3.35 LBS
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- NICKEL-PLATED
- MATERIAL:
- CARBON STEEL
- UNITS:
- EACH
- MODEL:
- PLATINUM
- PRODUCT NAME:
- PIPE
- TYPE:
- EXHAUST
$337.95 -
Pro Circuit Ti-6 Pro Exhaust System for Suzuki RM-Z450 2018-2024 0341845FP
PRO CIRCUIT
$1,269.95Pro Circuit Ti-6 Pro Titanium Exhaust System - Part #0341845FP Elevate your racing experience with the Pro Circuit Ti-6 Pro Titanium Exhaust System, designed for those who demand excellence. This lightweight and durable exhaust system offers unparalleled...18201810- SKU:
- 18201810
- Availability:
- Ships Same Business Day
- Weight:
- 4.80 LBS
- MODEL:
- TI-6 PRO
- MUFFLER MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- PIPE MATERIAL:
- TITANIUM
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- END CAP COLOR/FINISH:
- CARBON FIBER
- END CAP MATERIAL:
- CARBON FIBER
- MATERIAL:
- TITANIUM
- UNITS:
- EACH
$1,269.95Qty in Cart: 0Quantity:Price:$1,269.95Subtotal: -
Pro Circuit Ti-6 Pro Dual Exhaust System for Honda CRF450R 2017-2018 0311745FP2
PRO CIRCUIT
$1,840.95Pro Circuit Ti-6 Pro Titanium Dual Exhaust System - Part #0311745FP2 Elevate your racing performance with the Pro Circuit Ti-6 Pro Titanium Dual Exhaust System, expertly engineered for serious competitors. This exhaust system not only adheres to strict...18201762- SKU:
- 18201762
- Availability:
- Ships Same Business Day
- Weight:
- 15.30 LBS
- END CAP COLOR/FINISH:
- CARBON FIBER
- END CAP MATERIAL:
- CARBON FIBER
- MATERIAL:
- TITANIUM
- DESIGN/CONFIGURATION:
- DUAL CANISTER
- FEATURES:
- WITHOUT SPARK ARRESTOR
- PIPE MATERIAL:
- TITANIUM
- UNITS:
- EACH
- MODEL:
- TI-6 PRO
- MUFFLER MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- EXHAUST SYSTEM
$1,840.95Qty in Cart: 0Quantity:Price:$1,840.95Subtotal: -
Pro Circuit Ti-6 Pro Exhaust KTM 250 SX-F 2019-2022 0351925FP
PRO CIRCUIT
$1,269.95Pro Circuit Ti-6 Pro Full System Exhaust - Part #0351925FP Elevate your motorcycle's performance with the Pro Circuit Ti-6 Pro Full System Exhaust, meticulously crafted for serious racers. This advanced exhaust system merges state-of-the-art engineering...18201882- SKU:
- 18201882
- Availability:
- Ships Same Business Day
- Weight:
- 10.10 LBS
- END CAP COLOR/FINISH:
- CARBON FIBER
- END CAP MATERIAL:
- CARBON FIBER
- MATERIAL:
- TITANIUM
- MODEL:
- TI-6 PRO
- MUFFLER MATERIAL:
- TITANIUM
- PIPE MATERIAL:
- TITANIUM
- UNITS:
- EACH
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- EXHAUST SYSTEM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
$1,269.95Qty in Cart: 0Quantity:Price:$1,269.95Subtotal: -
Pro Circuit TI-6 Pro Exhaust Honda CRF450R 2019 2020 0311945FP2
PRO CIRCUIT
$1,840.95Pro Circuit Ti-6 Pro Exhaust System - Part #0311945FP2 Unlock the full potential of your Honda CRF450R with the Pro Circuit Ti-6 Pro Exhaust System. Engineered for elite performance, this exhaust system is perfect for serious competitors aiming for the...18201897- SKU:
- 18201897
- Availability:
- Ships Same Business Day
- Weight:
- 16.50 LBS
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- MODEL:
- TI-6 PRO
- MUFFLER MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- PIPE MATERIAL:
- TITANIUM
- DESIGN/CONFIGURATION:
- DUAL CANISTER
- END CAP COLOR/FINISH:
- CARBON FIBER
- END CAP MATERIAL:
- CARBON FIBER
- FEATURES:
- WITHOUT SPARK ARRESTOR
- MATERIAL:
- TITANIUM
- UNITS:
- EACH
$1,840.95Qty in Cart: 0Quantity:Price:$1,840.95Subtotal: -
AKRAPOVIC Race Exhaust - Stainless Steel/Carbon Fiber S-VE125R2-HZBL
AKRAPOVIC
$714.95Hexagonal-shaped canister with titanium outer sleeve, Hexagonal mufflers feature a carbon-fiber outlet cap to match the design of each bike, Outlet cap, perforated inner sleeve and inlet cap are all made of titanium, Joint of the inlet cap is milled on a...18113269- SKU:
- 18113269
- Availability:
- Ships Same Business Day
- Weight:
- 11.00 LBS
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- MODEL:
- RACING LINE
- WEIGHT REDUCTION IMPERIAL:
- 3.75 LB
- END CAP COLOR/FINISH:
- CARBON FIBER
- MATERIAL:
- CARBON FIBER
- RIDING STYLE:
- STREET
- STYLE:
- HEXAGONAL
- TYPE:
- FULL SYSTEM
- WEIGHT IMPERIAL:
- 8.6 LB
- COLOR/FINISH:
- BLACK
- MATERIAL:
- TITANIUM
- UNITS:
- EACH
- BASE COLOR:
- BLACK
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- EXHAUST SYSTEM
$714.95Qty in Cart: 0Quantity:Price:$714.95Subtotal: -
FMF Factory Fatty Pipe - KTM 250/300 025072
FMF
$299.99The Factory Fatty is reminiscent of the “works” or cone pipe once used by Factory Teams and it shares many of the same characteristics with its’ craftsmanship and material quality, Broadens and smooths out the power curve while boosting gains throughout...18200083- SKU:
- 18200083
- Availability:
- Ships Same Business Day
- Weight:
- 5.35 LBS
- PRODUCT NAME:
- PIPE
- MODEL:
- FACTORY FATTY
- TYPE:
- EXHAUST
- UNITS:
- EACH
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$299.99Qty in Cart: 0Quantity:Price:$299.99Subtotal: -
FMF Factory Fatty Pipe - '09-'15 65SX 025103
FMF
$289.99The Factory Fatty is reminiscent of the “works” or cone pipe once used by Factory Teams and it shares many of the same characteristics with its’ craftsmanship and material quality, Broadens and smooths out the power curve while boosting gains throughout...18201128- SKU:
- 18201128
- Availability:
- Ships Same Business Day
- Weight:
- 4.25 LBS
- MATERIAL:
- STEEL
- TYPE:
- EXHAUST
- UNITS:
- EACH
- PRODUCT NAME:
- PIPE
- MODEL:
- FACTORY FATTY
- RIDING STYLE:
- OFF-ROAD
$289.99Qty in Cart: 0Quantity:Price:$289.99Subtotal: -
FMF Powercore 4 Exhaust 044156
FMF
$279.99Hi-Flo end cap boosts all-around performance, Computer designed and dyno-tested for every 4-stroke application, Enhanced sonic evacuation delivers a higher flow of exhaust gases, which increases power, A stainless steel mid-pipe mates to the...18201321- SKU:
- 18201321
- Availability:
- Ships Same Business Day
- Weight:
- 3.22 LBS
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- FEATURES:
- STANDARD
- MATERIAL:
- STAINLESS STEEL
- STYLE:
- ELLIPTICAL
- END CAP STYLE:
- EURO
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
- UNITS:
- KIT
- BASE COLOR:
- SILVER
- MODEL:
- POWERCORE 4
- PRODUCT NAME:
- EXHAUST SYSTEM
$279.99Qty in Cart: 0Quantity:Price:$279.99Subtotal: -
FMF Powercore 4 Exhaust 041071
FMF
$299.99Hi-Flo end cap boosts all-around performance, Computer designed and dyno-tested for every 4-stroke application, Enhanced sonic evacuation delivers a higher flow of exhaust gases, which increases power, A stainless steel mid-pipe mates to the...18201342- SKU:
- 18201342
- Availability:
- Ships Same Business Day
- Weight:
- 2.81 LBS
- BASE COLOR:
- SILVER
- MODEL:
- BIG BORE
- MODEL:
- POWERCORE 4
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- END CAP STYLE:
- EURO
- FEATURES:
- STANDARD
- MATERIAL:
- ALUMINUM
- MATERIAL:
- STAINLESS STEEL
- STYLE:
- ELLIPTICAL
$299.99Qty in Cart: 0Quantity:Price:$299.99Subtotal: -
FMF 4.1 RCT Exhaust with MegaBomb - Aluminum 045634
FMF
$1,049.99The Factory 4.1 RCT incorporates FMF Resonance Chamber Technology™ both internally and externally, Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the...18201871- SKU:
- 18201871
- Availability:
- Ships Same Business Day
- Weight:
- 10.40 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- RAW
- MUFFLER MATERIAL:
- ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- TYPE:
- FULL SYSTEM
- PRODUCT NAME:
- EXHAUST SYSTEM
$1,049.99Qty in Cart: 0Quantity:Price:$1,049.99Subtotal: -
FMF 4.1 RCT Exhaust with MegaBomb - Anodized Titanium 045637
FMF
$1,329.99The Factory 4.1 RCT incorporates FMF Resonance Chamber Technology™ both internally and externally, Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the...18201874- SKU:
- 18201874
- Availability:
- Ships Same Business Day
- Weight:
- 9.00 LBS
- PIPE MATERIAL:
- TITANIUM
- PRODUCT NAME:
- EXHAUST SYSTEM
- MUFFLER MATERIAL:
- TITANIUM
- END CAP MATERIAL:
- CARBON FIBER
- UNITS:
- EACH
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
$1,329.99Qty in Cart: 0Quantity:Price:$1,329.99Subtotal: -
FMF 4.1 RCT Exhaust with MegaBomb - Aluminum 045638
FMF
$1,049.99The Factory 4.1 RCT incorporates FMF Resonance Chamber Technology™ both internally and externally, Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the...18201875- SKU:
- 18201875
- Availability:
- Ships Same Business Day
- Weight:
- 10.00 LBS
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- PIPE MATERIAL:
- STAINLESS STEEL
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- RAW
- RIDING STYLE:
- OFF-ROAD
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- ALUMINUM
- UNITS:
- EACH
$1,049.99 -
FMF 4.1 RCT Exhaust with MegaBomb - Anodized Titanium 045639
FMF
$1,329.99The Factory 4.1 RCT incorporates FMF Resonance Chamber Technology™ both internally and externally, Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the...18201876- SKU:
- 18201876
- Availability:
- Ships Same Business Day
- Weight:
- 9.00 LBS
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- MUFFLER MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- END CAP MATERIAL:
- CARBON FIBER
- UNITS:
- EACH
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- TITANIUM
$1,329.99 -
FMF Fatty Pipe 024068
FMF
$289.99Computer designed and dyno tested to make power gains where each machine needs them the most, Tru-Flo stamping process ensures a perfect fit and optimum performance, Constructed of strong 19-gauge steel with a nickel-plated finish18201827- SKU:
- 18201827
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- COLOR/FINISH:
- NICKEL-PLATED
- MODEL:
- GOLD SERIES FATTY
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- DESIGN/CONFIGURATION:
- 1-INTO-1 SYSTEM
- PRODUCT NAME:
- PIPE
- UNITS:
- EACH
$289.99
