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
-
UNI FILTER Air Filter - Suzuki DR650 NU-2488ST
UNI FILTER
$35.95The UNI FILTER NU-2488ST delivers superior airflow to your DR650 without sacrificing filtration—meaning better throttle response and engine breathing while keeping dirt out of your combustion chamber. Unlike disposable filters that create mounting waste,...10110765- SKU:
- 10110765
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- BASE COLOR:
- RED
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- TEARDROP
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$35.95Qty in Cart: 0Quantity:Price:$35.95Subtotal: -
UNI FILTER Air Filter - Honda XR200 NU-4058ST
UNI FILTER
$21.95A properly flowing air filter is fundamental to maintaining peak engine performance and longevity on your Honda XR200. The UNI Filter NU-4058ST delivers superior airflow while maintaining aggressive filtration, ensuring your engine gets clean air without...10113317- SKU:
- 10113317
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$21.95 -
UNI FILTER Air Filter - Bultaco Alpina NU-3208
UNI FILTER
$21.95A quality air filter is the first line of defense for your engine's longevity and performance. The UNI FILTER NU-3208 delivers unrestricted airflow while trapping dirt and contaminants, keeping your Bultaco Alpina's fuel mixture clean and combustion...10112497- SKU:
- 10112497
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- BLUE
- FILTER SHAPE:
- TRAPEZOID
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- UNI-SEAL
- UNITS:
- EACH
$21.95Qty in Cart: 0Quantity:Price:$21.95Subtotal: -
UNI FILTER Air Filter - Honda CR125 '75 NU-4022ST
UNI FILTER
$35.95The UNI FILTER Air Filter for Honda CR125 '75 delivers superior airflow without sacrificing filtration—meaning your engine breathes easier while staying protected from dirt and contaminants. Built for reusability and designed to fit your stock airbox...10112502- SKU:
- 10112502
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- RED
- STYLE:
- STANDARD
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- CYLINDER
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FILTER SHAPE:
- OVAL
- TYPE:
- STAGE II
- FILTER MEDIA STYLE:
- DUAL-LAYER
- UNITS:
- EACH
$35.95Qty in Cart: 0Quantity:Price:$35.95Subtotal: -
UNI FILTER Air Filter - Maico All Models '34-'79 NU-1201ST
UNI FILTER
$37.95Stock air filters restrict airflow and require frequent replacement—a UNI FILTER gives you superior filtration without sacrificing breathing room. The two-stage design separates for thorough cleaning, and the reusable construction eliminates disposable...10112511- SKU:
- 10112511
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- CYLINDER
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- UNITS:
- EACH
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- STYLE:
- STANDARD
- FEATURES:
- WASHABLE
- MODEL:
- ULTRA-SEAL
- TYPE:
- STAGE II
$37.95 -
UNI FILTER Air Filter - Yamaha YZ125 '79 NU-2243ST
UNI FILTER
$33.95A quality air filter is non-negotiable for YZ125 performance—it directly impacts throttle response, engine longevity, and power delivery. The UNI Filter NU-2243ST delivers superior airflow while maintaining effective dirt separation, all while remaining...10112518- SKU:
- 10112518
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- CYLINDER
- COLOR/FINISH:
- RED
- FILTER MEDIA STYLE:
- DUAL-LAYER
- BASE COLOR:
- RED
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE II
$33.95Qty in Cart: 0Quantity:Price:$33.95Subtotal: -
UNI FILTER Air Filter - Yamaha '73-'74 NU-2212
UNI FILTER
$35.95Stock air filters restrict airflow and require frequent replacement—the UNI FILTER NU-2212 eliminates both issues with a reusable two-stage design that delivers superior filtration and airflow for your '73-'74 Yamaha. By switching to a high-flow filter...10112520- SKU:
- 10112520
- Availability:
- Ships Same Business Day
- Weight:
- 0.27 LBS
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- CYLINDER
- COLOR/FINISH:
- YELLOW
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- STREET
- BASE COLOR:
- YELLOW
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE II
$35.95 -
UNI FILTER Air Filter - Yamaha NU-2241ST
UNI FILTER
$35.95Stock air filters sacrifice airflow for mediocre filtration—this UNI FILTER delivers both. The two-stage design maximizes intake volume while trapping dirt more effectively than OEM filters, giving your Yamaha the breathing room it needs for consistent...10112524- SKU:
- 10112524
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- RED
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FILTER SHAPE:
- OVAL
- TYPE:
- STAGE II
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
$35.95 -
UNI FILTER Air Filter NU-1418ST
UNI FILTER
$37.95The UNI FILTER NU-1418ST delivers superior airflow and filtration without sacrificing engine breathing—a critical advantage whether you're pushing your engine on the track or maximizing daily driver efficiency. Unlike disposable filters, this two-stage...10112478- SKU:
- 10112478
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- FEATURES:
- WASHABLE
- FILTER SHAPE:
- RECTANGULAR
- FILTER SHAPE:
- ROUND
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE II
- BASE COLOR:
- RED
- UNITS:
- EACH
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- STYLE:
- STANDARD
- FILTER MEDIA MATERIAL:
- FOAM
$37.95 -
PARTS UNLIMITED Mikuni Plug - 10-Pack 1009-0002
PARTS UNLIMITED
$15.11Reliable fuel system connectivity is critical for consistent engine performance and proper carburetor operation. The PARTS UNLIMITED Mikuni Plug ensures secure, corrosion-resistant connections that won't fail during high-demand riding or racing...10090002- SKU:
- 10090002
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- MATERIAL:
- BRASS
- PRODUCT NAME:
- PLUG
- UNITS:
- 10 PACK
- RIDING STYLE:
- WATERCRAFT
- STYLE:
- MIKUNI
$15.11Qty in Cart: 0Quantity:Price:$15.11Subtotal: -
PARTS UNLIMITED Fuel Filter - 6mm T03-6333
PARTS UNLIMITED
$64.46A quality fuel filter is non-negotiable for maintaining fuel system integrity and protecting injectors from contamination. The PARTS UNLIMITED T03-6333 delivers reliable filtration across multiple fuel types, making it an essential upgrade for both...07070066- SKU:
- 07070066
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- BASE COLOR:
- CLEAR
- BODY LENGTH IMPERIAL:
- 2-3/8'
- COLOR/FINISH:
- TRANSPARENT
- FOR FUEL LINE SIZE IMPERIAL:
- 1/4'
- RIDING STYLE:
- STREET
- UNITS:
- 20 PACK
- MICRON RATING:
- 70 MICRONS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- INLINE
- FILTER MEDIA MATERIAL:
- PAPER
- PRODUCT NAME:
- FUEL FILTER
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- STYLE:
- UNIVERSAL
$64.46Qty in Cart: 0Quantity:Price:$64.46Subtotal: -
MOOSE RACING Acceleration Pump Rebuild Kit 46-3007
MOOSE RACING
$25.20A sticky or malfunctioning air cut-off valve creates hesitation, popping on deceleration, and unpredictable running conditions that compromise both performance and reliability. This rebuild kit restores proper valve operation, eliminating deceleration...10031443- SKU:
- 10031443
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ACCELERATOR PUMP
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$25.20 -
MOOSE RACING Air Cut-Off Valve Rebuild Kit 46-4001
MOOSE RACING
$25.20A stuck or malfunctioning air cut-off valve compromises carburetor performance, leading to hesitation, popping on deceleration, and erratic idle conditions. This rebuild kit restores proper valve operation with OEM-quality components, eliminating the...10031445- SKU:
- 10031445
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ACCELERATOR PUMP
$25.20Qty in Cart: 0Quantity:Price:$25.20Subtotal: -
MOOSE RACING Air Cut-Off Valve Rebuild Kit 46-4003
MOOSE RACING
$25.20A stuck or malfunctioning air cut-off valve compromises fuel atomization and creates stumbling, popping, or rough idle conditions that no tuning adjustment can fix. This rebuild kit restores proper valve operation, eliminating deceleration backfiring and...10031447- SKU:
- 10031447
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- AIR CUT-OFF
- UNITS:
- KIT
- PRODUCT NAME:
- REBUILD KIT
$25.20 -
MOOSE RACING Carburetor Repair Kit - Yamaha 26-1302
MOOSE RACING
$77.72Carburetor degradation is inevitable on any Yamaha machine that sees regular use, and worn gaskets, failed float valves, and clogged jets will tank your performance and fuel efficiency. This MOOSE RACING rebuild kit supplies every internal component you...10030827- SKU:
- 10030827
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- TYPE:
- CARBURETOR
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- REPAIR KIT
$77.72Qty in Cart: 0Quantity:Price:$77.72Subtotal: -
MOOSE RACING Carburetor Repair Kit - Honda 26-1461
MOOSE RACING
$60.55A carburetor that's lost its seal will cost you power, fuel economy, and reliability on the track or trail. This complete Moose Racing rebuild kit supplies OEM-quality gaskets, O-rings, float valves, and jets—the exact components you need to restore your...10030874- SKU:
- 10030874
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CARBURETOR
- UNITS:
- KIT
- PRODUCT NAME:
- REPAIR KIT
$60.55 -
MOOSE RACING Carburetor Repair Kit - Suzuki 26-1130
MOOSE RACING
$59.54Carburetor performance degrades over time as gaskets harden, O-rings crack, and jets accumulate fuel varnish—leaving your engine running lean, hesitating on throttle, or failing to start reliably. The MOOSE RACING Carburetor Repair Kit supplies OEM-grade...10030736- SKU:
- 10030736
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- TYPE:
- CARBURETOR
- UNITS:
- KIT
- PRODUCT NAME:
- REPAIR KIT
- RIDING STYLE:
- STREET
$59.54 -
MOOSE RACING Carburetor Repair Kit - KTM 26-1517
MOOSE RACING
$33.28A worn or deteriorating carburetor can leave power on the table and create inconsistent throttle response on your KTM. This complete rebuild kit contains every gasket, O-ring, float valve, and jet you need to restore your OEM carburetor to factory...10030905- SKU:
- 10030905
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CARBURETOR
- PRODUCT NAME:
- REPAIR KIT
- UNITS:
- KIT
- RIDING STYLE:
- STREET
$33.28 -
MOOSE RACING Carburetor Repair Kit - Yamaha 26-1139
MOOSE RACING
$45.40A worn or degraded carburetor can rob your engine of fuel efficiency and throttle response, leaving performance on the table. This MOOSE RACING rebuild kit supplies OEM-equivalent gaskets, O-rings, float valves, and jets—the exact components your...10030743- SKU:
- 10030743
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- REPAIR KIT
- TYPE:
- CARBURETOR
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$45.40 -
MOOSE RACING Carburetor Repair Kit - Honda 26-1190
MOOSE RACING
$46.41Carburetor performance depends on fuel delivery precision, and worn gaskets, O-rings, and jets compromise both idle quality and throttle response. This MOOSE RACING rebuild kit supplies OEM-grade components sourced from the same manufacturers that supply...10030788- SKU:
- 10030788
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- PRODUCT NAME:
- REPAIR KIT
- TYPE:
- CARBURETOR
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$46.41
