Dirt Bike Air and Fuel
Dirt Bike Air & Fuel Systems at JJ Motorsports
Optimize your bike’s performance with high-quality air and fuel components from JJ Motorsports. Browse air filters, carburetors, and fuel system parts engineered to deliver clean airflow and a consistent fuel mix for peak efficiency. Ensure your bike runs smoothly by pairing these with other essential off-road dirt bike accessories.
Shop trusted brands like Motion Pro for cables and Uni Filter for high-flow filters. Explore related categories such as Dirt Bike Engine Parts for rebuilds or Dirt Bike Exhaust for complete tuning.
Top Dirt Bike Air & Fuel Products
- MOTION PRO Clutch Cable - Honda - Black Vinyl 02-0603 – Nylon-lined for smooth operation and OEM fit.
- UNI FILTER Filter - GS550/650 Miscellaneous NU-2439 – High-flow foam for better air intake and easy cleaning.
- MIKUNI Main Jet - 4-Pack N100604-1025 – Precision jets for VM16, HS40, HSR42/45/48 carbs.
- DYNOJET Power Vision 3 - Yamaha PV3-22-16 – Flash tunes with real-time data display for Yamaha models.
- UNI FILTER Filter - GS650G/GL/M NU-2440 – Precision fit with indefinite service life for Suzuki GS models.
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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Wiseco Keihin Main Jet Assortment Kit 135-205 JK001
WISECO
$266.95Carburetor tuning is where precision directly translates to performance gains, and having the right jet selection on hand eliminates guesswork during dyno sessions or track days. The Wiseco Keihin Main Jet Assortment Kit JK001 gives you five jets per...10060314- SKU:
- 10060314
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ATV
- TYPE:
- KEIHIN
- UNITS:
- KIT
- PRODUCT NAME:
- MAIN JET
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
$266.95 -
Wiseco Mikuni Main Jet Assortment Kit for VM Roundslide/TMX Carbs 160-510 JK003
WISECO
$264.95Carburetor tuning is critical to extracting consistent performance from your engine, and jet selection directly impacts throttle response, fuel delivery, and overall drivability. The Wiseco Mikuni Main Jet Assortment Kit (JK003) eliminates guesswork by...10050166- SKU:
- 10050166
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- MIKUNI
- UNITS:
- KIT
- PRODUCT NAME:
- MAIN JET
- RIDING STYLE:
- STREET
- RIDING STYLE:
- SNOW
$264.95 -
WSM Adapter for Mikuni 44 006-661
WSM
$26.11If you're running a Mikuni 44 carb on a closed-course competition vehicle, fuel delivery precision directly impacts throttle response and power consistency. The WSM Adapter 006-661 ensures optimal carb positioning and secure mounting, eliminating fitment...10130134- SKU:
- 10130134
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- BASE FINISH:
- RAW
- COLOR/FINISH:
- SILVER
- PRODUCT NAME:
- ADAPTER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CARBURETOR
$26.11 -
WSM Adapter with Oil Injection - Silver - 44 mm 006-661-01
WSM
$26.11If you're running an aftermarket flame arrestor or upgrading your intake filtration system, the WSM Adapter with Oil Injection is the critical link between your filter and manifold. This 44 mm adapter ensures proper airflow dynamics while maintaining oil...10130024- SKU:
- 10130024
- Availability:
- Ships Same Business Day
- Weight:
- 0.42 LBS
- SIZE:
- 44,00 MM (1,73')
- SIZE IMPERIAL:
- 1.73'
- TYPE:
- CARBURETOR
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- WATERCRAFT
- SIZE METRIC:
- 44.00 MM
- BASE COLOR:
- SILVER
- MODEL:
- MIKUNI WITH OIL INJECTION
- PRODUCT NAME:
- ADAPTER
- UNITS:
- EACH
$26.11 -
WSM Mikuni Adapter - Silver - 38 mm 006-660
WSM
$26.11If you're upgrading to an aftermarket flame arrestor or running clamp-on air filters, the WSM Mikuni Adapter is essential for proper intake manifold integration. This 38mm adapter ensures secure fitment and optimal airflow characteristics, eliminating...10130026- SKU:
- 10130026
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- PRODUCT NAME:
- ADAPTER
- SIZE METRIC:
- 38.00 MM
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- MODEL:
- MIKUNI
- RIDING STYLE:
- WATERCRAFT
- SIZE:
- 38,00 MM (1,50')
- SIZE IMPERIAL:
- 1.50'
- COLOR/FINISH:
- SILVER
- TYPE:
- CARBURETOR
$26.11 -
WSM Mikuni Adapter - Silver - 38 mm 006-664
WSM
$26.11If you're upgrading to an aftermarket flame arrestor or running a high-flow intake setup, the WSM Mikuni Adapter is the missing link between your carb and modern filtration. This 38 mm silver adapter ensures proper fitment and airflow consistency,...10130027- SKU:
- 10130027
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- SIZE IMPERIAL:
- 1.50' - 1.57'
- SIZE METRIC:
- 38.00 MM - 40.00 MM
- TYPE:
- CARBURETOR
- BASE COLOR:
- SILVER
- MODEL:
- MIKUNI I SILVER
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- WATERCRAFT
- PRODUCT NAME:
- ADAPTER
- SIZE:
- 38,00 - 40,00 MM (1,50' - 1,57')
- UNITS:
- EACH
$26.11 -
WSM Adapter Mikuni with Oil Injection - Silver - 38 mm 006-660-01
WSM
$26.11If you're running a high-performance watercraft engine and planning to upgrade your intake system, the WSM Adapter Mikuni with Oil Injection is the foundation you need. This 38 mm adapter bridges your Mikuni carb to modern aftermarket filtration and...10130028- SKU:
- 10130028
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- BASE COLOR:
- SILVER
- SIZE IMPERIAL:
- 1.50'
- SIZE METRIC:
- 38.00 MM
- MODEL:
- MIKUNI WITH OIL INJECTION
- PRODUCT NAME:
- ADAPTER
- TYPE:
- CARBURETOR
- UNITS:
- EACH
- RIDING STYLE:
- WATERCRAFT
- COLOR/FINISH:
- SILVER
- SIZE:
- 38,00 MM (1,50')
$26.11 -
WSM Adapter with Oil Injection - Silver - 57 mm 006-667
WSM
$26.11If you're running an aftermarket flame arrestor or upgrading your intake system, the WSM Adapter with Oil Injection is the critical link between your carb and filter. This 57 mm adapter ensures proper fitment with leading clamp-on filter systems while...10130029- SKU:
- 10130029
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- COLOR/FINISH:
- SILVER
- SIZE IMPERIAL:
- 2.24'
- TYPE:
- CARBURETOR
- MODEL:
- MIKUNI WITH OIL INJECTION
- SIZE:
- 57,00 MM (2,24')
- RIDING STYLE:
- WATERCRAFT
- BASE COLOR:
- SILVER
- PRODUCT NAME:
- ADAPTER
- SIZE METRIC:
- 57.00 MM
- UNITS:
- EACH
$26.11 -
GATES Low Permeation Fuel Line - 3/8" - 1' 27097
GATES
$53.91Environmental regulations and fuel system reliability demand a fuel line that performs under pressure while keeping volatile compounds contained. The GATES Low Permeation Fuel Line combines durable construction with patented Greenshield™ barrier...07060291- SKU:
- 07060291
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- LENGTH METRIC:
- 30.5 CM
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- LOW PERMEATION
- APPLICATION:
- IN-TANK
- INSIDE DIAMETER IMPERIAL:
- 3/8'
- PRODUCT NAME:
- FUEL LINE
- BASE COLOR:
- BLACK
- INSIDE DIAMETER METRIC:
- 9.5 MM
- LENGTH IMPERIAL:
- 12'
- MODEL:
- BARRICADE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- UTV
$53.91 -
GATES Low Permeation Fuel Line - 5/16" - 1' 27093
GATES
$52.11If you're running a fuel system that demands reliability and environmental responsibility, the GATES Low Permeation Fuel Line is engineered to deliver both. The patented five-layer Greenshield™ barrier technology actively prevents fuel vapor permeation...07060290- SKU:
- 07060290
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- APPLICATION:
- IN-TANK
- INSIDE DIAMETER IMPERIAL:
- 5/16'
- INSIDE DIAMETER METRIC:
- 7.9 MM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- WATERCRAFT
- BASE COLOR:
- BLACK
- LENGTH IMPERIAL:
- 12'
- LENGTH METRIC:
- 30.5 CM
- MODEL:
- BARRICADE
- TYPE:
- LOW PERMEATION
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- FUEL LINE
- RIDING STYLE:
- UTV
$52.11 -
GATES Low Permeation Fuel Line - 1/4" - 25' 27313
GATES
$89.60If you're building a fuel system for track or street use, fuel line integrity directly impacts both performance and environmental compliance. The GATES Low Permeation Fuel Line with Greenshield™ barrier technology prevents fuel vapor permeation—a...07060181- SKU:
- 07060181
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- APPLICATION:
- CARBURETED
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- BASE COLOR:
- BLACK
- COLOR/FINISH:
- GREEN
- INSIDE DIAMETER METRIC:
- 6.4 MM
- MODEL:
- BARRICADE
- TYPE:
- LOW PERMEATION
- BASE COLOR:
- GREEN
- INSIDE DIAMETER IMPERIAL:
- 1/4'
- LENGTH METRIC:
- 7.6 M
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- COLOR/FINISH:
- BLACK
- LENGTH IMPERIAL:
- 25'
- PRODUCT NAME:
- FUEL LINE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
$89.60 -
GATES Low Permeation Fuel Line - 5/16" - 25' 27314
GATES
$95.85If you're running fuel-injected performance engines or vintage builds with carburetors, fuel line integrity directly impacts reliability and environmental compliance. GATES' five-layer Greenshield™ barrier technology prevents fuel permeation—meaning less...07060182- SKU:
- 07060182
- Availability:
- Ships Same Business Day
- Weight:
- 2.90 LBS
- BASE COLOR:
- GREEN
- INSIDE DIAMETER IMPERIAL:
- 5/16'
- LENGTH METRIC:
- 7.6 M
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- CARBURETED
- BASE COLOR:
- BLACK
- COLOR/FINISH:
- GREEN
- MODEL:
- BARRICADE
- TYPE:
- LOW PERMEATION
- UNITS:
- EACH
- INSIDE DIAMETER METRIC:
- 7.9 MM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- WATERCRAFT
- COLOR/FINISH:
- BLACK
- LENGTH IMPERIAL:
- 25'
- PRODUCT NAME:
- FUEL LINE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
$95.85 -
GATES Low Permeation Fuel Line - 3/16" - 25' 27312
GATES
$75.08If you're running fuel system components in a performance build, fuel line integrity directly impacts both reliability and environmental compliance. GATES Low Permeation Fuel Line uses patented Greenshield™ barrier technology to prevent fuel vapors from...07060180- SKU:
- 07060180
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
- BASE COLOR:
- GREEN
- LENGTH METRIC:
- 7.6 M
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- BASE COLOR:
- BLACK
- COLOR/FINISH:
- GREEN
- MODEL:
- BARRICADE
- TYPE:
- LOW PERMEATION
- APPLICATION:
- CARBURETED
- LENGTH IMPERIAL:
- 25'
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- INSIDE DIAMETER IMPERIAL:
- 3/16'
- INSIDE DIAMETER METRIC:
- 4.8 MM
- PRODUCT NAME:
- FUEL LINE
- RIDING STYLE:
- WATERCRAFT
$75.08 -
Twin Air Powerflow Replacement Air Filter for Honda CR125R CR250R 2002-2007 150198
TWIN AIR
$38.95Stock air filters restrict airflow and degrade quickly in dusty riding conditions, robbing your CR125R or CR250R of throttle response and engine efficiency. The Twin Air Powerflow Replacement Air Filter delivers measurably higher airflow while...150198- SKU:
- 150198
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- ORANGE
- FEATURES:
- BACKFIRE RESISTANT LAYER
- FILTER MEDIA MATERIAL:
- FOAM
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- POWERFLOW
- UNITS:
- EACH
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
$38.95 -
Twin Air Air Filter for 2000-2001 Honda CR125R CR250R CR500R 150206
TWIN AIR
$38.95The air filter is your engine's first line of defense against contamination, and a restrictive or poorly-sealed unit directly reduces throttle response and peak power output. The Twin Air 150206 replaces the stock filter with a dual-layer foam design...150206- SKU:
- 150206
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- COLOR/FINISH:
- OFF-WHITE
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- TYPE:
- STANDARD
- COLOR/FINISH:
- ORANGE
- PRODUCT NAME:
- AIR FILTER
- UNITS:
- EACH
- BASE COLOR:
- OFF-WHITE
- RIDING STYLE:
- OFF-ROAD
$38.95 -
Twin Air Air Filter for Honda CR125R CR250R 2002-2007 150207
TWIN AIR
$38.95A restrictive factory air filter limits your CR125R or CR250R's breathing potential and throttle response. The Twin Air dual-stage foam filter delivers superior filtration without sacrificing airflow, giving you the engine protection and performance...150207- SKU:
- 150207
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- TYPE:
- STANDARD
- COLOR/FINISH:
- OFF-WHITE
- COLOR/FINISH:
- ORANGE
- BASE COLOR:
- OFF-WHITE
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$38.95 -
Twin Air Air Filter Honda CRF150F CRF230F 2003-2020 150211
TWIN AIR
$38.95A restrictive or degraded air filter directly reduces engine responsiveness and power output on your CRF150F or CRF230F. The Twin Air Foam Air Filter delivers superior airflow while maintaining aggressive filtration, keeping dirt and debris out of your...150211- SKU:
- 150211
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- FILTER MEDIA MATERIAL:
- FOAM
- TYPE:
- STANDARD
- COLOR/FINISH:
- OFF-WHITE
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- OFF-WHITE
- COLOR/FINISH:
- ORANGE
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- UNITS:
- EACH
$38.95 -
Twin Air Air Filter for Honda CRF50F 2004-2025 CRF70F 2004-2012 XR50R 2000-2003 XR70R 1997-2003 150318
TWIN AIR
$19.95A quality air filter is foundational to engine reliability and performance—dirty intake air accelerates wear on internal components and reduces combustion efficiency. The Twin Air Performance Air Filter delivers superior filtration and airflow...150318- SKU:
- 150318
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- OFF-WHITE
- TYPE:
- STANDARD
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- BASE COLOR:
- OFF-WHITE
$19.95 -
Twin Air Air Filter for Honda CRF100F 2004-2015 TRX90X 2001-2023 150319
TWIN AIR
$38.95A quality air filter is foundational to engine reliability and performance—restrictive or poorly sealing filters rob your Honda of power while allowing contaminants to damage internal components. The Twin Air dual-layer foam design balances maximum...150319- SKU:
- 150319
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- BASE COLOR:
- OFF-WHITE
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- TYPE:
- STANDARD
- COLOR/FINISH:
- OFF-WHITE
$38.95 -
Twin Air Air Filter for 2000-2007 Honda XR650R 150505
TWIN AIR
$29.95A properly sealed, high-flow air filter is critical for consistent engine performance on the XR650R—especially if you're pushing your bike hard in dusty terrain or high-RPM conditions. The Twin Air 150505 delivers genuine filtration efficiency without...150505- SKU:
- 150505
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- TYPE:
- STANDARD
- BASE COLOR:
- OFF-WHITE
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- OFF-WHITE
- FEATURES:
- WASHABLE
- UNITS:
- EACH
$29.95
