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
-
FMF 4.1 RCT Exhaust with MegaBomb - Anodized Titanium 045652
FMF
$1,174.99If you're serious about extracting maximum performance from your machine while reducing unsprung weight, the FMF 4.1 RCT Exhaust is engineered to deliver. By relocating the muffler closer to the engine, this system optimizes mass centralization and...18201956- SKU:
- 18201956
- Availability:
- Ships Same Business Day
- Weight:
- 10.80 LBS
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- TITANIUM
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- TITANIUM
- UNITS:
- EACH
$1,174.99 -
Pro Circuit Ti-6 Pro Exhaust System Suzuki RM-Z 250 2019-2025 0341925FP
PRO CIRCUIT
$1,396.95The Pro Circuit Ti-6 Pro Exhaust System delivers measurable power gains and compliance with AMA/FIM noise regulations—essential for competitive racers who can't afford to sacrifice either performance or track eligibility. Built from titanium and...18201906- SKU:
- 18201906
- Availability:
- Ships Same Business Day
- Weight:
- 10.80 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FULL SYSTEM
- END CAP COLOR/FINISH:
- CARBON FIBER
- MATERIAL:
- TITANIUM
- MODEL:
- TI-6 PRO
- MUFFLER MATERIAL:
- TITANIUM
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- END CAP MATERIAL:
- CARBON FIBER
- MATERIAL:
- CARBON FIBER
- UNITS:
- EACH
- FEATURES:
- WITHOUT SPARK ARRESTOR
- PIPE MATERIAL:
- TITANIUM
- PRODUCT NAME:
- EXHAUST SYSTEM
$1,396.95 -
Pro Circuit T-6 Exhaust System for Suzuki RM-Z250 2019-2025 0141925G
PRO CIRCUIT
$1,089.95The Pro Circuit T-6 Exhaust System delivers measurable gains in power and throttle response while maintaining reliable performance across competitive and recreational riding. By pairing premium stainless steel construction with a refined resonance...18201908- SKU:
- 18201908
- Availability:
- Ships Same Business Day
- Weight:
- 12.20 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- T-6
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- UNITS:
- EACH
$1,089.95 -
Pro Circuit Ti-6 Exhaust System for Suzuki RM-Z250 2019-2025 0341925F
PRO CIRCUIT
$1,396.95If you're serious about extracting every bit of performance from your RM-Z250, weight savings and flow optimization are non-negotiable. The Pro Circuit Ti-6 delivers both through a full titanium construction and precision resonance chamber tuning, while...18201909- SKU:
- 18201909
- Availability:
- Ships Same Business Day
- Weight:
- 11.00 LBS
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- RIDING STYLE:
- OFF-ROAD
- PIPE MATERIAL:
- TITANIUM
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- END CAP MATERIAL:
- CARBON FIBER
- MATERIAL:
- TITANIUM
- MODEL:
- TI-6
- MUFFLER MATERIAL:
- TITANIUM
- UNITS:
- EACH
$1,396.95 -
Pro Circuit T-6 Titanium Exhaust System Honda CRF450X 2019-2025 0111945GX
PRO CIRCUIT
$1,275.95The Pro Circuit T-6 Titanium Exhaust System delivers measurable gains in horsepower and throttle response while shedding unnecessary weight from your CRF450X. Built with stainless steel durability and a titanium canister, this bolt-on system handles...18201910- SKU:
- 18201910
- Availability:
- Ships Same Business Day
- Weight:
- 12.40 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- T-6
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- FEATURES:
- WITH SPARK ARRESTOR
- MUFFLER MATERIAL:
- TITANIUM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- STYLE:
- ASYMMETRICAL
- UNITS:
- EACH
$1,275.95 -
Pro Circuit Works Pipe KTM 250 SX 2019 0751925-O
PRO CIRCUIT
$349.95The Pro Circuit Works Pipe is engineered to unlock measurable gains in horsepower and throttle response on your KTM 250 SX. A hand-welded carbon steel construction combined with CNC precision machining ensures consistent exhaust scavenging and durability...18201911- SKU:
- 18201911
- Availability:
- Ships Same Business Day
- Weight:
- 7.10 LBS
- TYPE:
- EXHAUST
- PRODUCT NAME:
- PIPE
- COLOR/FINISH:
- RAW
- MATERIAL:
- CARBON STEEL
- UNITS:
- EACH
- MODEL:
- WORKS
- RIDING STYLE:
- OFF-ROAD
$349.95 -
Pro Circuit Platinum Pipe KTM 250 SX 2019 0851925-O
PRO CIRCUIT
$365.95The Pro Circuit Platinum Pipe delivers measurable gains in mid-range power and throttle response for your KTM 250 SX, while the nickel-coated carbon steel construction resists the corrosion and fatigue that claim lesser exhaust systems. If you're pushing...18201912- SKU:
- 18201912
- Availability:
- Ships Same Business Day
- Weight:
- 7.30 LBS
- COLOR/FINISH:
- NICKEL-PLATED
- MATERIAL:
- CARBON STEEL
- MODEL:
- OFF-ROAD
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- PLATINUM
- PRODUCT NAME:
- PIPE
- TYPE:
- EXHAUST
- UNITS:
- EACH
$365.95 -
Pro Circuit T-6 Exhaust System Honda CRF110F 2019-2025 0111911G
PRO CIRCUIT
$512.95The Pro Circuit T-6 Exhaust System transforms your CRF110F's power delivery by optimizing exhaust scavenging and reducing backpressure—critical for extracting maximum performance from your small-displacement engine. Whether you're tackling technical...18201915- SKU:
- 18201915
- Availability:
- Ships Same Business Day
- Weight:
- 7.40 LBS
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- T-6
- MUFFLER MATERIAL:
- ALUMINUM
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
- TYPE:
- FULL SYSTEM
- PRODUCT NAME:
- EXHAUST SYSTEM
$512.95 -
Pro Circuit T-6 Exhaust System Honda CRF125F 2019-2025 0111912F
PRO CIRCUIT
$512.95A quality exhaust system is fundamental to unlocking your CRF125F's potential—it directly impacts power delivery, throttle response, and overall engine efficiency. The Pro Circuit T-6 delivers measurable performance gains through optimized scavenging and...18201916- SKU:
- 18201916
- Availability:
- Ships Same Business Day
- Weight:
- 7.80 LBS
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- ALUMINUM
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MODEL:
- T-6
- PRODUCT NAME:
- EXHAUST SYSTEM
- PIPE MATERIAL:
- STAINLESS STEEL
- TYPE:
- FULL SYSTEM
$512.95 -
Pro Circuit T-6 Exhaust Honda CRF250F 2019-2025 0111925F
PRO CIRCUIT
$699.95If you're serious about extracting maximum performance from your CRF250F, a properly tuned exhaust system is non-negotiable. The Pro Circuit T-6 delivers measurable gains in power and throttle response while shedding unnecessary weight—critical...18201917- SKU:
- 18201917
- Availability:
- Ships Same Business Day
- Weight:
- 9.90 LBS
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- T-6
- MUFFLER MATERIAL:
- ALUMINUM
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
- TYPE:
- FULL SYSTEM
- PRODUCT NAME:
- EXHAUST SYSTEM
$699.95 -
Pro Circuit Works Pipe KTM 300 XC-W TPI 2019 0751930
PRO CIRCUIT
$349.95The Pro Circuit Works Pipe delivers measurable gains in horsepower and throttle response across the entire RPM band, making it essential for riders demanding more from their KTM 300 XC-W TPI. Hand-welded seams and CNC-machined construction eliminate...18201921- SKU:
- 18201921
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- WORKS
- PRODUCT NAME:
- PIPE
- TYPE:
- EXHAUST
- COLOR/FINISH:
- RAW
- MATERIAL:
- CARBON STEEL
- UNITS:
- EACH
$349.95 -
Pro Circuit Platinum Pipe KTM 300 XC-W TPI 2019 0851930
PRO CIRCUIT
$365.95The Pro Circuit Platinum Pipe is engineered to unlock measurable gains in mid-range and top-end power on your KTM 300 XC-W TPI, delivering the responsive throttle and aggressive exhaust note serious off-road competitors demand. Hand-welded construction...18201922- SKU:
- 18201922
- Availability:
- Ships Same Business Day
- Weight:
- 7.10 LBS
- MATERIAL:
- CARBON STEEL
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- NICKEL-PLATED
- UNITS:
- EACH
- MODEL:
- PLATINUM
- PRODUCT NAME:
- PIPE
- TYPE:
- EXHAUST
$365.95 -
Pro Circuit Works Pipe KTM 300 XC 2020-2022 0752030
PRO CIRCUIT
$349.95The Pro Circuit Works Pipe delivers measurable gains in horsepower and throttle response by optimizing exhaust scavenging through precision engineering—essential for 300 XC riders who demand every advantage on competitive terrain. Factory stock exhaust...18201923- SKU:
- 18201923
- Availability:
- Ships Same Business Day
- Weight:
- 7.30 LBS
- PRODUCT NAME:
- PIPE
- TYPE:
- EXHAUST
- MODEL:
- WORKS
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- RAW
- MATERIAL:
- CARBON STEEL
- UNITS:
- EACH
$349.95 -
Pro Circuit Platinum Pipe KTM 300 XC TPI 2020-2022 0852030
PRO CIRCUIT
$365.95If you're serious about maximizing your KTM 300 XC TPI's potential, a precision-engineered exhaust system is non-negotiable. The Pro Circuit Platinum Pipe delivers measurable gains in horsepower and torque while engineering out the durability concerns...18201924- SKU:
- 18201924
- Availability:
- Ships Same Business Day
- Weight:
- 6.05 LBS
- PRODUCT NAME:
- PIPE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- EXHAUST
- COLOR/FINISH:
- NICKEL-PLATED
- MATERIAL:
- CARBON STEEL
- UNITS:
- EACH
- MODEL:
- PLATINUM
$365.95 -
Pro Circuit Ti-6 Pro Exhaust System Yamaha YZ450F 2020-2021 0332045FP
PRO CIRCUIT
$1,487.95If you're serious about track performance on your YZ450F, exhaust system choice directly impacts your power delivery and competitive edge. The Pro Circuit Ti-6 Pro extracts measurable gains in torque and horsepower while keeping your bike race-legal and...18201927- SKU:
- 18201927
- Availability:
- Ships Same Business Day
- Weight:
- 12.60 LBS
- END CAP COLOR/FINISH:
- CARBON FIBER
- MATERIAL:
- TITANIUM
- MODEL:
- TI-6 PRO
- MUFFLER MATERIAL:
- TITANIUM
- 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
$1,487.95 -
Pro Circuit T-6 Exhaust System Kawasaki KX250F 2020 0122025G
PRO CIRCUIT
$1,089.95The Pro Circuit T-6 Exhaust System delivers measurable gains in peak power and mid-range response while shedding rotational mass—a critical advantage in competitive motocross where acceleration and throttle response directly impact lap times. Built from...18201928- SKU:
- 18201928
- Availability:
- Ships Same Business Day
- Weight:
- 11.60 LBS
- PIPE MATERIAL:
- STAINLESS STEEL
- END CAP MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- MODEL:
- T-6
- MUFFLER MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
$1,089.95 -
Pro Circuit Ti-6 Pro Exhaust Kawasaki KX250F 2020 0322025FP
PRO CIRCUIT
$1,396.95The Pro Circuit Ti-6 Pro Exhaust System is purpose-built for KX250F riders who refuse to leave power on the table. Titanium construction combined with precision engineering delivers measurable gains in torque and horsepower while keeping unsprung weight...18201930- SKU:
- 18201930
- Availability:
- Ships Same Business Day
- Weight:
- 10.50 LBS
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- MODEL:
- TI-6 PRO
- MUFFLER MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- END CAP COLOR/FINISH:
- CARBON FIBER
- END CAP MATERIAL:
- CARBON FIBER
- MATERIAL:
- TITANIUM
- UNITS:
- EACH
- PIPE MATERIAL:
- TITANIUM
$1,396.95 -
Pro Circuit Ti-6 Pro Exhaust Kawasaki KX450F 2017-2018 0321745FP
PRO CIRCUIT
$1,396.95The Pro Circuit Ti-6 Pro Exhaust System delivers measurable power gains and weight savings for KX450F competitors who demand every advantage on the track. Built from lightweight titanium with precision TIG welding, this full race system meets AMA/FIM...18201733- SKU:
- 18201733
- Availability:
- Ships Same Business Day
- Weight:
- 10.30 LBS
- PRODUCT NAME:
- EXHAUST SYSTEM
- TYPE:
- FULL SYSTEM
- MATERIAL:
- TITANIUM
- MODEL:
- TI-6 PRO
- MUFFLER MATERIAL:
- TITANIUM
- PIPE MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- DESIGN/CONFIGURATION:
- SINGLE CANISTER
- END CAP COLOR/FINISH:
- CARBON FIBER
- END CAP MATERIAL:
- CARBON FIBER
- MATERIAL:
- CARBON FIBER
- UNITS:
- EACH
$1,396.95 -
Pro Circuit T-6 Exhaust Kawasaki KX250F 2017-2019 0121725G
PRO CIRCUIT
$1,089.95The Pro Circuit T-6 Exhaust delivers measurable gains in throttle response and mid-range power while maintaining the durability needed for both competitive motocross and recreational trail riding. Factory-built construction and precision fitment...18201707- SKU:
- 18201707
- Availability:
- Ships Same Business Day
- Weight:
- 10.60 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
$1,089.95 -
Pro Circuit Ti-6 Exhaust Kawasaki KX250F 2017-2019 0321725F
PRO CIRCUIT
$1,396.95If you're running a KX250F and leaving stock exhaust performance on the table, you're costing yourself measurable horsepower and throttle response. The Pro Circuit Ti-6 delivers a substantial power gain through optimized exhaust scavenging while...18201708- SKU:
- 18201708
- Availability:
- Ships Same Business Day
- Weight:
- 10.60 LBS
- 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 MATERIAL:
- CARBON FIBER
- MATERIAL:
- TITANIUM
- MODEL:
- TI-6
- UNITS:
- EACH
$1,396.95
