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
-
K & N Vent Filter - Blue 62-1600BL
K & N
$12.99Engine bay clutter compromises airflow and introduces contaminants that degrade performance. The K&N Vent Filter 62-1600BL provides sealed, efficient filtration for engines, transmissions, oil reservoirs, and fuel systems—keeping critical components...10113109- SKU:
- 10113109
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- BASE COLOR:
- BLUE
- FILTER SHAPE:
- TAPERED
- COLOR/FINISH:
- BLUE
- FILTER HEIGHT IMPERIAL:
- 1.75'
- MOUNTING FLANGE/INSIDE DIAMETER IMPERIAL:
- 0.375'
- PRODUCT NAME:
- CRANKCASE VENT FILTER
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- FILTER MEDIA MATERIAL:
- COTTON GAUZE
- RIDING STYLE:
- UTV
- COLOR/FINISH:
- CHROME
- FLANGE POSITION:
- CENTERED
- RIDING STYLE:
- STREET
- STYLE:
- CLAMP-ON
- UNITS:
- EACH
$12.99 -
K & N Vent Filter - Red 62-1600RD
K & N
$18.99Keeping your racing engine, transmission, and fuel system free from contamination is non-negotiable—and the K&N Vent Filter 62-1600RD delivers straightforward, reliable protection where it matters most. This direct-clamp design eliminates the need for...10113110- SKU:
- 10113110
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- FILTER HEIGHT IMPERIAL:
- 1.75'
- MOUNTING FLANGE/INSIDE DIAMETER IMPERIAL:
- 0.375'
- PRODUCT NAME:
- CRANKCASE VENT FILTER
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- COLOR/FINISH:
- RED
- FILTER SHAPE:
- TAPERED
- FLANGE POSITION:
- CENTERED
- RIDING STYLE:
- STREET
- STYLE:
- CLAMP-ON
- BASE COLOR:
- RED
- COLOR/FINISH:
- CHROME
- UNITS:
- EACH
- FILTER MEDIA MATERIAL:
- COTTON GAUZE
- RIDING STYLE:
- ATV
$18.99 -
DYNOJET Power Vision 3 - Honda CRF250L/Rally PV3-16-10
DYNOJET
$522.21Unlock performance gains without the hassle of shipping your ECU across the country. The DYNOJET Power Vision 3 delivers real-time tuning and diagnostics directly through your OEM connector, letting you optimize your CRF250L or Rally's engine management...10203211- SKU:
- 10203211
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- FEATURE:
- USB POWERED
- PHYSICAL CONNECTION:
- PLUG-IN (OEM STYLE CONNECTORS)
- PROGRAMMING:
- PROGRAMMABLE
- TYPE:
- STANDARD
- BASE COLOR:
- BLACK
- MODEL:
- POWER VISION 3
- PROGRAMMING:
- PRE-PROGRAMMED
- UNITS:
- EACH
- OXYGEN LOOP CONTROL:
- OPEN LOOP
- PRODUCT NAME:
- FUEL INJECTION MODULE
- RIDING STYLE:
- STREET
$522.21 -
DYNOJET Power Commander Fuel Controller - Kawasaki KX450F FC17002
DYNOJET
$355.54The DYNOJET Power Commander Fuel Controller gives you direct control over your KX450F's fuel mapping without the need for a laptop or tuning software—simply install and dial in your setup. Factory fuel maps often compromise between reliability and peak...10203263- SKU:
- 10203263
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- PHYSICAL CONNECTION:
- PLUG-IN (OEM STYLE CONNECTORS)
- PROGRAMMING:
- PROGRAMMABLE
- BASE COLOR:
- BLACK
- COLOR/FINISH:
- BLACK
- OXYGEN LOOP CONTROL:
- OPEN LOOP
- PRODUCT NAME:
- FUEL INJECTION MODULE
- FEATURE:
- USB POWERED
- MODEL:
- POWER COMMANDER FC
- PROGRAMMING:
- PRE-PROGRAMMED
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$355.54 -
DYNOJET Jet Kit - Suzuki DR200S/SE 3166
DYNOJET
$114.43The DYNOJET Jet Kit 3166 delivers measurable power gains across your DR200S/SE's entire RPM range by optimizing fuel delivery to match your engine modifications and riding conditions. Whether you're running stock components or upgrading filters and...10070400- SKU:
- 10070400
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 2
- MATERIAL:
- BRASS
- UNITS:
- KIT
$114.43Qty in Cart: 0Quantity:Price:$114.43Subtotal: -
DYNOJET Jet Kit - Suzuki DR 650S 3138
DYNOJET
$114.43Carburetor tuning is critical to extracting maximum power from your DR 650S, and stock jetting leaves performance on the table. The DYNOJET Jet Kit (3138) delivers precision fuel-air mixture adjustment across your entire throttle range, giving you the...10070460- SKU:
- 10070460
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- BRASS
- RIDING STYLE:
- STREET
- TYPE:
- STAGE 1
- UNITS:
- KIT
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 2
$114.43Qty in Cart: 0Quantity:Price:$114.43Subtotal: -
DYNOJET Jet Kit - Honda XR650L 1148
DYNOJET
$114.43Carburetor tuning is critical for extracting maximum performance from your Honda XR650L, and factory jetting rarely accounts for modifications or riding conditions. The DYNOJET Jet Kit delivers precision fuel mapping with fully adjustable stages, letting...10070485- SKU:
- 10070485
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 1
- UNITS:
- KIT
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
$114.43Qty in Cart: 0Quantity:Price:$114.43Subtotal: -
DYNOJET Jet Kit - Kawasaki - KLR650 2144
DYNOJET
$114.43Getting the most out of your KLR650 means optimizing fuel delivery to match your engine's capabilities—stock jetting leaves significant performance on the table. The DYNOJET Jet Kit gives you precise control over air-fuel mixture across the entire RPM...10070486- SKU:
- 10070486
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- TYPE:
- STAGE 2
- PRODUCT NAME:
- JET KIT
- RIDING STYLE:
- STREET
- TYPE:
- STAGE 1
- MATERIAL:
- BRASS
- UNITS:
- KIT
$114.43 -
DYNOJET Jet Kit - Suzuki DRZ400S 3109
DYNOJET
$114.43Carburetor tuning is critical for extracting maximum performance from your DRZ400S, especially if you've upgraded your air intake or exhaust system. Stock jetting leaves significant power on the table and can cause hesitation or bogging under load. The...10070487- SKU:
- 10070487
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- RIDING STYLE:
- STREET
- TYPE:
- STAGE 1
- PRODUCT NAME:
- JET KIT
- MATERIAL:
- BRASS
- UNITS:
- KIT
$114.43Qty in Cart: 0Quantity:Price:$114.43Subtotal: -
DYNOJET Jet Kit - Suzuki DRZ400/E Dirt 3111
DYNOJET
$114.43Fuel mapping is critical for maximizing power output on modified dirt bikes, and a poorly tuned carburettor wastes your engine's potential. The DYNOJET Jet Kit for your DRZ400/E delivers stage-by-stage tuning options that scale with your build—whether...10070488- SKU:
- 10070488
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MATERIAL:
- BRASS
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 2
$114.43 -
DYNOJET Jet Kit - Suzuki DR350S 3137
DYNOJET
$114.43Carburetor tuning directly impacts throttle response, fuel economy, and peak power output on your DR350S. The DYNOJET Jet Kit delivers stage-specific rejetting solutions that optimize air-fuel mixture across your engine's RPM range, whether you're...10070489- SKU:
- 10070489
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MATERIAL:
- BRASS
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 2
- RIDING STYLE:
- STREET
- TYPE:
- STAGE 1
- UNITS:
- KIT
$114.43 -
DYNOJET Jet Kit - Honda XR650R 1149
DYNOJET
$114.43Carburetor tuning is critical to unlocking your XR650R's true potential, especially once you've modified your intake or exhaust. The DYNOJET Jet Kit provides a fully adjustable solution that eliminates the guesswork, delivering measurable power gains and...10070502- SKU:
- 10070502
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- UNITS:
- KIT
- TYPE:
- STAGE 2
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- JET KIT
$114.43Qty in Cart: 0Quantity:Price:$114.43Subtotal: -
DYNOJET Jet Kit - Yamaha - WR450F 4150
DYNOJET
$114.43If you're running a WR450F and leaving performance on the table with a stock jetting setup, the DYNOJET Jet Kit addresses the mismatch between your engine and fuel delivery. Carburetor engines are sensitive to altitude, temperature, and...10070503- SKU:
- 10070503
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- MATERIAL:
- BRASS
- PRODUCT NAME:
- JET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE 2
- UNITS:
- KIT
$114.43Qty in Cart: 0Quantity:Price:$114.43Subtotal: -
DYNOJET Jet Kit - Honda CRF450X 1172
DYNOJET
$114.43Carburetor tuning is critical to unlocking your CRF450X's full potential, especially once you've upgraded pipes, filters, or modified your engine. The DYNOJET Jet Kit delivers stage-specific tuning solutions—from bolt-on Stage 1 adjustments to...10070507- SKU:
- 10070507
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MATERIAL:
- BRASS
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 1
$114.43 -
DYNOJET Jet Kit - Honda CRF250X 1171
DYNOJET
$106.42Fine-tuning your CRF250X's fuel mixture is essential to unlock usable power across the rev range without sacrificing reliability or driveability. The DYNOJET Jet Kit gives you precise control over your carburettor's jetting, allowing you to optimize...10070508- SKU:
- 10070508
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- BRASS
- PRODUCT NAME:
- JET KIT
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- TYPE:
- STAGE 1
$106.42Qty in Cart: 0Quantity:Price:$106.42Subtotal: -
DYNOJET Jet Kit - Honda CRF230F Dirt 1176
DYNOJET
$114.43Fine-tuning your Honda CRF230F's fuel delivery transforms throttle response and power output without requiring engine modifications. The DYNOJET Jet Kit delivers measurable performance gains across multiple stages, letting you choose between modest...10070518- SKU:
- 10070518
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- TYPE:
- STAGE 1
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 2
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$114.43 -
DYNOJET Jet Kit - Kawasaki KLX250SF 2182
DYNOJET
$114.43Carburetor tuning directly impacts throttle response, fuel efficiency, and peak power output on your KLX250SF. The DYNOJET Jet Kit delivers measurable performance gains across multiple stages, allowing you to match your setup to your engine's actual...10070520- SKU:
- 10070520
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- BRASS
- UNITS:
- KIT
- TYPE:
- STAGE 2
- PRODUCT NAME:
- JET KIT
- RIDING STYLE:
- STREET
- TYPE:
- STAGE 1
$114.43 -
DYNOJET Jet Kit - Kawasaki - KLX110 2162
DYNOJET
$114.43Fine-tuning your KLX110's fuel mapping unlocks measurable power gains while maintaining streetable driveability—or pushing full race performance if that's your goal. DYNOJET's jet kit gives you precise control over your carburetor's air-fuel ratio across...10070523- SKU:
- 10070523
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MATERIAL:
- BRASS
- PRODUCT NAME:
- JET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE 1
- UNITS:
- KIT
$114.43 -
DYNOJET Jet Kit - Kawasaki 2163
DYNOJET
$114.43Carburetor tuning is critical for extracting maximum performance from your Kawasaki engine, and the DYNOJET Jet Kit delivers precisely calibrated jetting across multiple stages to match your specific build and riding conditions. Whether you're running...10070524- SKU:
- 10070524
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 1
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$114.43 -
DYNOJET Jet Kit - Suzuki - DR-Z 400S/SM 3192
DYNOJET
$114.43Carburetor tuning is critical for extracting performance from your DR-Z 400S/SM, and the DYNOJET Jet Kit delivers measurable power gains across your entire RPM range without sacrificing streetability. Whether you're running stock internals or mild...10070526- SKU:
- 10070526
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- TYPE:
- STAGE 2
- RIDING STYLE:
- STREET
- TYPE:
- STAGE 1
- UNITS:
- KIT
- MATERIAL:
- BRASS
- PRODUCT NAME:
- JET KIT
$114.43
