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 - Penton 125/175 NU-1401ST
UNI FILTER
$37.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10112513- SKU:
- 10112513
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- FILTER MEDIA MATERIAL:
- FOAM
- STYLE:
- STANDARD
- FILTER SHAPE:
- OVAL
- BASE COLOR:
- RED
- FILTER SHAPE:
- ELONGATED
- PRODUCT NAME:
- AIR FILTER FOR PENTON 125/175 MODELS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- ULTRA-SEAL
- TYPE:
- STAGE II
$37.95 -
UNI FILTER Air Filter - Suzuki TM250/400 NU-2408
UNI FILTER
$21.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10112514- SKU:
- 10112514
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- UNITS:
- EACH
- FILTER SHAPE:
- OVAL
- TYPE:
- STAGE II
- FEATURES:
- WASHABLE
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- BLUE
- FILTER MEDIA MATERIAL:
- FOAM
- STYLE:
- STANDARD
$21.95Qty in Cart: 0Quantity:Price:$21.95Subtotal: -
UNI FILTER Air Filter - Yamaha YZ80 '78-'80 NU-2239ST
UNI FILTER
$33.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10112515- SKU:
- 10112515
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- RED
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FILTER SHAPE:
- OVAL
- TYPE:
- STAGE II
- COLOR/FINISH:
- RED
- FILTER MEDIA STYLE:
- DUAL-LAYER
- UNITS:
- EACH
$33.95 -
UNI FILTER Air Filter - Yamaha YZ80 '81-'82 NU-2249ST
UNI FILTER
$31.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10112516- SKU:
- 10112516
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- COLOR/FINISH:
- RED
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- CYLINDER
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- UNI-SEAL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE II
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
$31.95 -
UNI FILTER Air Filter - Yamaha NU-2237ST
UNI FILTER
$31.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10112519- SKU:
- 10112519
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- FEATURES:
- WASHABLE
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE II
- COLOR/FINISH:
- RED
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- STREET
- BASE COLOR:
- RED
- FILTER SHAPE:
- CONE
- PRODUCT NAME:
- AIR FILTER
- UNITS:
- EACH
- FILTER MEDIA MATERIAL:
- FOAM
$31.95 -
UNI FILTER Air Filter - TY250 Trails NU-2218
UNI FILTER
$35.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10112522- SKU:
- 10112522
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- YELLOW
- FILTER SHAPE:
- OVAL
- TYPE:
- STAGE II
- FILTER SHAPE:
- ELONGATED
- PRODUCT NAME:
- AIR FILTER
- STYLE:
- STANDARD
$35.95 -
UNI FILTER Air Filter - YZ/IT250/400 NU-2235ST
UNI FILTER
$35.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10112523- SKU:
- 10112523
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- BASE COLOR:
- RED
- FILTER SHAPE:
- TAPERED
- PRODUCT NAME:
- AIR FILTER
- STYLE:
- STANDARD
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- FILTER SHAPE:
- OVAL
- TYPE:
- STAGE II
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
$35.95 -
UNI FILTER Air Filter - TT/XT500 '77-'81 NU-2225ST
UNI FILTER
$33.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10112525- SKU:
- 10112525
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- SQUARE
- STYLE:
- STANDARD
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- ULTRA-SEAL
- TYPE:
- STAGE II
$33.95 -
UNI FILTER Air Filter - Husqvarna NU-1010ST
UNI FILTER
$45.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10112685- SKU:
- 10112685
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$45.95 -
UNI FILTER Air Filter - SX/TC 50 NU-1419ST
UNI FILTER
$14.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10112479- SKU:
- 10112479
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- BASE COLOR:
- RED
- FILTER SHAPE:
- ODD
- FILTER SHAPE:
- RECTANGULAR
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- ULTRA-SEAL
- STYLE:
- STANDARD
- TYPE:
- STAGE II
- UNITS:
- EACH
$14.95 -
UNI FILTER Filter - Honda CRF150R NU-4141ST
UNI FILTER
$37.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10110948- SKU:
- 10110948
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- FILTER SHAPE:
- ODD
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ROUND
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
$37.95 -
UNI FILTER Air Filter - Kawasaki KX250/450F NU-2399ST
UNI FILTER
$37.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10110598- SKU:
- 10110598
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ODD
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE II
- UNITS:
- EACH
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- STYLE:
- COMPETITION
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
$37.95 -
UNI FILTER Air Filter - Yamaha TTR-230 NU-3254ST
UNI FILTER
$33.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10110661- SKU:
- 10110661
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- SQUARE
- PRODUCT NAME:
- AIR FILTER
- FILTER SHAPE:
- ODD
- MODEL:
- ULTRA-SEAL
- COLOR/FINISH:
- RED
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE II
- UNITS:
- EACH
$33.95 -
UNI FILTER Air Filter - Honda CRF250F NU-4152ST
UNI FILTER
$37.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10114516- SKU:
- 10114516
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- FILTER SHAPE:
- PANEL
- STYLE:
- COMPETITION
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- BASE COLOR:
- RED
- TYPE:
- STAGE II
- UNITS:
- EACH
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
$37.95 -
UNI FILTER Air Filter - Honda CRF450R NU-4153ST
UNI FILTER
$35.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10114517- SKU:
- 10114517
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- TYPE:
- STAGE II
- UNITS:
- EACH
- FILTER SHAPE:
- PANEL
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- COMPETITION
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
$35.95 -
UNI FILTER Air Filter - KTM 790 NU-1424ST
UNI FILTER
$63.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10114407- SKU:
- 10114407
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BASE COLOR:
- RED
- FILTER SHAPE:
- SQUARE
- PRODUCT NAME:
- AIR FILTER
- TYPE:
- STAGE II
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- STANDARD
$63.95 -
UNI FILTER Air Filter - KLX230R NU-2606ST
UNI FILTER
$24.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10114404- SKU:
- 10114404
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FILTER SHAPE:
- PANEL
- FILTER SHAPE:
- TRAPEZOID
- STYLE:
- STANDARD
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- ULTRA-SEAL
- FEATURES:
- WASHABLE
- TYPE:
- STAGE II
- UNITS:
- EACH
$24.95 -
UNI FILTER Air Filter - Yamaha NU-3272ST
UNI FILTER
$34.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10114405- SKU:
- 10114405
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- RED
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- TYPE:
- STAGE II
- UNITS:
- EACH
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- RECTANGULAR
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- RED
$34.95 -
UNI FILTER Air Filter - CRF250R/X NU-4150ST
UNI FILTER
$37.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10114423- SKU:
- 10114423
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- STANDARD
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- BASE COLOR:
- RED
- FILTER SHAPE:
- OVAL
- PRODUCT NAME:
- AIR FILTER
- TYPE:
- STAGE II
- UNITS:
- EACH
$37.95 -
UNI FILTER Air Filter - CRF110F NU-4151ST
UNI FILTER
$24.95Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...10114424- SKU:
- 10114424
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- TYPE:
- STAGE II
- UNITS:
- EACH
- FILTER SHAPE:
- RECTANGULAR
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- STANDARD
$24.95
