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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MOOSE RACING Radiator Brace - KTM - 2-Stroke 11-100
MOOSE RACING
$109.95Radiators are expensive investments that take a beating in aggressive riding conditions. The MOOSE RACING Radiator Brace shields your cooling system from side impacts and frame twisting that can crack fins or rupture tanks—damage that easily costs...19010134- SKU:
- 19010134
- Availability:
- Ships Same Business Day
- Weight:
- 2.41 LBS
- MATERIAL:
- 5052 ALUMINUM
- TYPE:
- RADIATOR
- UNITS:
- SET
- PRODUCT NAME:
- BRACE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- OFF-ROAD
$109.95Qty in Cart: 0Quantity:Price:$109.95Subtotal: -
MOOSE RACING Acceleration Pump Rebuild Kit 46-3008
MOOSE RACING
$25.20A stuck air cut-off valve doesn't just hurt performance—it creates unpredictable deceleration popping and rough running conditions that make diagnosing other issues nearly impossible. This MOOSE RACING rebuild kit gives you everything needed to restore...10031444- SKU:
- 10031444
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ACCELERATOR PUMP
- RIDING STYLE:
- STREET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$25.20 -
MOOSE RACING Max Float Bowl Screw - 12mm 03-S42
MOOSE RACING
$4.95Carburetor float bowl screws take constant abuse from vibration and repeated disassembly, making them prone to stripping and corrosion. These MOOSE Racing stainless steel hex cap screws resist rust while the integrated spring washer eliminates the need...10500379- SKU:
- 10500379
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- SCREW
- RIDING STYLE:
- OFF-ROAD
- LENGTH METRIC:
- 12.00 MM
- MATERIAL:
- STAINLESS STEEL
- TYPE:
- FLOAT BOWL
- UNITS:
- 4 PACK
$4.95Qty in Cart: 0Quantity:Price:$4.95Subtotal: -
MOOSE RACING Carburetor Repair Kit - Suzuki 26-1114
MOOSE RACING
$41.36A worn carburetor starves your engine of precise fuel delivery, killing throttle response and reliability when you need it most. The MOOSE RACING Carburetor Repair Kit supplies OEM-grade gaskets, O-rings, float valves, and jets sourced from the same...10030721- SKU:
- 10030721
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- PRODUCT NAME:
- REPAIR KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CARBURETOR
- UNITS:
- KIT
$41.36 -
MOOSE RACING Carburetor Repair Kit - Suzuki 26-1116
MOOSE RACING
$49.44Carburetor performance degrades over time as gaskets harden, O-rings crack, and jets accumulate varnish—leading to hard starts, rough idle, and fuel delivery issues. The MOOSE RACING Carburetor Repair Kit (26-1116) gives you OEM-equivalent components...10030723- SKU:
- 10030723
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- REPAIR KIT
- RIDING STYLE:
- STREET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- CARBURETOR
$49.44 -
MOOSE RACING Carburetor Repair Kit - Suzuki 26-1117
MOOSE RACING
$49.44Carburetor degradation is inevitable with fuel oxidation, varnish buildup, and seal deterioration—especially on seasonal or stored machines. This complete MOOSE RACING repair kit supplies OEM-grade gaskets, O-rings, float valve, and jets to restore your...10030724- SKU:
- 10030724
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- REPAIR KIT
- TYPE:
- CARBURETOR
$49.44 -
MOOSE RACING Carburetor Repair Kit - Suzuki 26-1125
MOOSE RACING
$48.43A worn carburetor compromises throttle response, fuel delivery, and overall engine performance—issues that compound quickly without proper maintenance. This MOOSE RACING Carburetor Repair Kit gives you OEM-equivalent components sourced from the same...10030731- SKU:
- 10030731
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- REPAIR KIT
- TYPE:
- CARBURETOR
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$48.43 -
MOOSE RACING Carburetor Repair Kit - Suzuki 26-1126
MOOSE RACING
$49.44A worn or degraded carburetor directly impacts fuel atomization, idle quality, and throttle response—issues that compound quickly on high-performance builds. This complete Moose Racing repair kit eliminates the guesswork by including every gasket,...10030732- SKU:
- 10030732
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- REPAIR KIT
- TYPE:
- CARBURETOR
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$49.44Qty in Cart: 0Quantity:Price:$49.44Subtotal: -
MOOSE RACING Carburetor Repair Kit - Suzuki 26-1129
MOOSE RACING
$56.51A carburetor that runs lean or floods wastes fuel, kills performance, and leaves you stranded. This complete MOOSE RACING rebuild kit supplies OEM-equivalent gaskets, O-rings, float valves, and jets—the same components the factory uses—so you can restore...10030735- SKU:
- 10030735
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- TYPE:
- CARBURETOR
- UNITS:
- KIT
- PRODUCT NAME:
- REPAIR KIT
- RIDING STYLE:
- STREET
$56.51 -
UNI FILTER Filter - CR80/85 NU-4104ST
UNI FILTER
$37.95The UNI FILTER CR80/85 delivers superior airflow while maintaining exceptional dirt-stopping capability—critical for keeping your engine clean during aggressive riding. Unlike disposable filters, this reusable design saves money long-term and performs...NU4104ST- SKU:
- NU4104ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ODD
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- STAGE II
- UNITS:
- EACH
- FILTER SHAPE:
- CYLINDER
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- COMPETITION
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
$37.95 -
UNI FILTER Filter - CR125-500 Miscellaneous NU-4105ST
UNI FILTER
$35.95A quality air filter is foundational to engine performance—it directly impacts airflow, throttle response, and engine longevity. The UNI FILTER CR125-500 delivers superior filtration without sacrificing the airflow your engine demands, and its washable...NU4105ST- SKU:
- NU4105ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- STYLE:
- COMPETITION
- BASE COLOR:
- RED
- FILTER SHAPE:
- ROUND
- TYPE:
- STAGE II
- UNITS:
- EACH
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
$35.95Qty in Cart: 0Quantity:Price:$35.95Subtotal: -
UNI FILTER Filter - Elite 80 NU-4106
UNI FILTER
$25.95A quality air filter is one of the most cost-effective upgrades for improving engine performance and longevity. The UNI FILTER Elite 80 NU-4106 delivers significantly higher airflow than OEM filter elements while maintaining precision fitment to your...NU4106- SKU:
- NU4106
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- FEATURES:
- WASHABLE
- FILTER SHAPE:
- CYLINDER
- RIDING STYLE:
- STREET
- STYLE:
- OEM STYLE
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- BLUE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- UNIQUE
- TYPE:
- STANDARD
$25.95Qty in Cart: 0Quantity:Price:$25.95Subtotal: -
MOOSE RACING Carburetor Repair Kit - Yamaha 26-1282
MOOSE RACING
$59.54Carburetor wear and degradation directly impact fuel atomization, throttle response, and overall engine performance. This MOOSE RACING rebuild kit supplies OEM-grade gaskets, seals, and internal components—sourced from the same suppliers that equip...10030815- SKU:
- 10030815
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- REPAIR KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CARBURETOR
- UNITS:
- KIT
$59.54 -
MOOSE RACING Carburetor Repair Kit - Honda 26-1203
MOOSE RACING
$49.44Carburetor degradation is inevitable—fuel varnish, worn gaskets, and stuck jets compromise throttle response and fuel atomization. This complete rebuild kit restores your Honda carburetor to OEM specifications without requiring a replacement unit, saving...10030797- SKU:
- 10030797
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- PRODUCT NAME:
- REPAIR KIT
- TYPE:
- CARBURETOR
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$49.44 -
MOOSE RACING Carburetor Repair Kit - Kawasaki 26-1549
MOOSE RACING
$48.43Carburetor degradation is inevitable—fuel varnish, worn gaskets, and stuck floats compromise idle quality, throttle response, and cold starts. This MOOSE RACING repair kit supplies OEM-equivalent gaskets, O-rings, float valves, and jets, allowing you to...10030933- SKU:
- 10030933
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- REPAIR KIT
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CARBURETOR
$48.43 -
MOOSE RACING Carburetor Repair Kit - Suzuki 26-1765
MOOSE RACING
$52.47Carburetor degradation from ethanol fuel and seasonal storage is inevitable—worn gaskets, stuck float valves, and clogged jets kill performance and fuel economy. This complete Moose Racing rebuild kit contains OEM-equivalent components supplied directly...10031428- SKU:
- 10031428
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- REPAIR KIT
- UNITS:
- KIT
- TYPE:
- CARBURETOR
$52.47 -
MOOSE RACING Carburetor Repair Kit - Kawasaki 26-1134
MOOSE RACING
$37.32A carburetor in poor condition will rob your engine of fuel efficiency, throttle response, and overall performance—often without you realizing it. This complete MOOSE RACING rebuild kit gives you access to OEM-grade components without the cost of...10030739- SKU:
- 10030739
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- REPAIR KIT
- TYPE:
- CARBURETOR
$37.32 -
MOOSE RACING Carburetor Repair Kit - Kawasaki 26-1135
MOOSE RACING
$38.33Carburetor rebuilds are inevitable maintenance on vintage and off-road Kawasaki engines, and a worn carb dramatically impacts fuel atomization, throttle response, and overall reliability. This MOOSE RACING kit supplies every gasket, O-ring, float valve,...10030740- SKU:
- 10030740
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- REPAIR KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- CARBURETOR
$38.33 -
MOOSE RACING Carburetor Repair Kit - Yamaha 26-1143
MOOSE RACING
$41.36Carburetor performance directly impacts engine response, fuel efficiency, and overall reliability—worn gaskets and degraded seals are common culprits behind rough idle, hesitation, and fuel leaks. This MOOSE RACING repair kit supplies OEM-equivalent...10030747- SKU:
- 10030747
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- TYPE:
- CARBURETOR
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- REPAIR KIT
$41.36 -
UNI FILTER Filter - IT200 NU-2281ST
UNI FILTER
$33.95A quality air filter directly impacts engine efficiency, throttle response, and fuel economy—yet most stock filters restrict airflow and demand frequent replacement. The UNI FILTER IT200 NU-2281ST delivers superior filtration without the performance...NU2281ST- SKU:
- NU2281ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- FILTER SHAPE:
- TRIANGULAR
- BASE COLOR:
- RED
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
$33.95Qty in Cart: 0Quantity:Price:$33.95Subtotal:
