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
-
On Sale
UNI FILTER Air Filter - Honda XR200 NU-4058ST
UNI FILTER
MSRP: $21.95Now: $20.85Was: $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...10113317- SKU:
- 10113317
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
MSRP: $21.95Now: $20.85Was: $21.95 -
On Sale
UNI FILTER Air Filter - Bultaco Alpina NU-3208
UNI FILTER
MSRP: $21.95Now: $20.85Was: $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...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
MSRP: $21.95Now: $20.85Was: $21.95Qty in Cart: 0Quantity:Price:MSRP: $21.95Now: $20.85Was: $21.95Subtotal: -
On Sale
UNI FILTER Air Filter - Honda CR125 '75 NU-4022ST
UNI FILTER
MSRP: $35.95Now: $34.15Was: $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...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
MSRP: $35.95Now: $34.15Was: $35.95 -
On Sale
UNI FILTER Air Filter - Maico All Models '34-'79 NU-1201ST
UNI FILTER
MSRP: $37.95Now: $36.05Was: $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...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
MSRP: $37.95Now: $36.05Was: $37.95Qty in Cart: 0Quantity:Price:MSRP: $37.95Now: $36.05Was: $37.95Subtotal: -
On Sale
UNI FILTER Air Filter - Yamaha YZ125 '79 NU-2243ST
UNI FILTER
MSRP: $33.95Now: $32.25Was: $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...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
MSRP: $33.95Now: $32.25Was: $33.95Qty in Cart: 0Quantity:Price:MSRP: $33.95Now: $32.25Was: $33.95Subtotal: -
On Sale
UNI FILTER Air Filter - Yamaha '73-'74 NU-2212
UNI FILTER
MSRP: $35.95Now: $34.15Was: $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...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
MSRP: $35.95Now: $34.15Was: $35.95 -
On Sale
UNI FILTER Air Filter - Yamaha NU-2241ST
UNI FILTER
MSRP: $35.95Now: $34.15Was: $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...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
MSRP: $35.95Now: $34.15Was: $35.95 -
On Sale
UNI FILTER Air Filter NU-1418ST
UNI FILTER
MSRP: $37.95Now: $36.05Was: $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...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
MSRP: $37.95Now: $36.05Was: $37.95Qty in Cart: 0Quantity:Price:MSRP: $37.95Now: $36.05Was: $37.95Subtotal: -
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...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...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...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...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
$25.20 -
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...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...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,...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...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...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,...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...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 -
MOOSE RACING Carburetor Repair Kit - Honda 26-1442
MOOSE RACING
$59.54A worn or failing carburetor compromises fuel atomization, throttle response, and engine reliability—issues that can't be ignored whether you're track-focused or maintaining a vintage build. This...10030866- SKU:
- 10030866
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- REPAIR KIT
- TYPE:
- CARBURETOR
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$59.54
