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 - TY250 Trails NU-2218
UNI FILTER
$35.95Stock air filters restrict airflow and require frequent replacement—the UNI FILTER NU-2218 eliminates both problems with a reusable two-stage design that delivers superior filtration without sacrificing breathing room. Built for the TY250 Trails, this U...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
$35.95Dirt bikes demand air filtration that keeps up with your performance expectations—and disposable filters can't match the long-term value and reliability of a quality reusable unit. The UNI FILTER NU-2235ST delivers superior airflow and dirt-stopping...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
$33.95Stock air filters restrict flow and demand constant replacement—they're a hidden tax on performance. The UNI FILTER NU-2225ST eliminates that cycle with a reusable design that flows better than OEM while trapping more dirt, giving your TT/XT500 cleaner...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
$45.95Stock air filters trap dirt while suffocating your engine's breathing potential—the UNI FILTER NU-1010ST replaces that compromise with genuine high-flow filtration that maintains peak airflow without sacrificing protection. Its two-stage design and...10112685- SKU:
- 10112685
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$45.95Qty in Cart: 0Quantity:Price:$45.95Subtotal: -
UNI FILTER Air Filter - SX/TC 50 NU-1419ST
UNI FILTER
$14.95Stock air filters restrict flow and lose efficiency quickly—the UNI FILTER SX/TC 50 delivers superior airflow while actually stopping more dirt, giving your engine the clean air it needs to perform consistently. Built for reusability, this two-stage...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
$14.95Qty in Cart: 0Quantity:Price:$14.95Subtotal: -
UNI FILTER Filter - Honda CRF150R NU-4141ST
UNI FILTER
$37.95Stock air filters sacrifice performance and demand frequent replacement—this UNI FILTER gives your CRF150R superior airflow while remaining reusable for years. The two-stage design and Ultra Seal grease groove deliver consistent filtration without the...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
$37.95Stock air filters restrict airflow and require frequent replacement—a costly cycle that impacts engine performance and your maintenance budget. The UNI FILTER NU-2399ST delivers superior filtration and airflow in a reusable design, meaning you clean it,...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
$33.95The UNI FILTER Air Filter (NU-3254ST) delivers superior airflow and filtration for your Yamaha TTR-230, keeping your engine running cleaner while maintaining OEM fitment. Unlike disposable filters, this reusable design lets you clean, oil, and redeploy...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
$37.95The UNI FILTER NU-4152ST delivers superior airflow while maintaining aggressive dirt filtration—critical for keeping your CRF250F's engine clean during aggressive riding. This reusable filter design eliminates the recurring cost of disposable...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
$35.95The UNI FILTER Air Filter for Honda CRF450R delivers superior airflow while maintaining exceptional dirt-stopping capability—critical for maintaining peak engine performance in demanding riding conditions. Unlike disposable filters, this reusable design...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
$63.95Stock air filters restrict airflow and require frequent replacement—a performance penalty you don't need. The UNI FILTER NU-1424ST delivers measurably higher airflow while stopping dirt more effectively, all while being washable and reusable indefinitely...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
$24.95Stock air filters restrict flow and require frequent replacement—a performance penalty you don't have to accept. The UNI FILTER NU-2606ST delivers superior airflow while actually stopping more dirt than OEM filters, giving your KLX230R the breathing room...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
$34.95The UNI FILTER Air Filter (NU-3272ST) delivers superior airflow and filtration in a reusable design that eliminates disposable filter waste. By choosing a two-stage, cleanable filter, you gain precise engine protection while reducing long-term...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
$37.95Stock air filters restrict your CRF250R/X's breathing and require replacement every season—wasting money and performance. The UNI FILTER NU-4150ST delivers superior airflow while trapping more dirt, and its reusable design eliminates ongoing filter costs...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
$24.95A quality air filter is fundamental to engine performance—it protects your CRF110F from contamination while maximizing airflow to the carburetor. The UNI FILTER NU-4151ST delivers superior filtration and unrestricted breathing in a reusable design that...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 -
UNI FILTER Air Filter - KX450F NU-2605ST
UNI FILTER
$37.95Stock air filters restrict your KX450F's breathing and require constant replacement, costing you money and track time. The UNI FILTER NU-2605ST delivers significantly higher airflow while stopping more dirt particles than conventional paper elements,...10114257- SKU:
- 10114257
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- STANDARD
- BASE COLOR:
- RED
- FILTER SHAPE:
- SQUARE
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- FACTORY
- UNITS:
- EACH
- TYPE:
- REPLACEMENT
$37.95Qty in Cart: 0Quantity:Price:$37.95Subtotal: -
UNI FILTER Air Filter - Yamaha YZ65 NU-3269ST
UNI FILTER
$33.95The stock air filter on your YZ65 is a restriction point that limits your engine's breathing potential. UNI's foam filter design flows significantly more air than OEM elements while actually trapping more dirt—giving you peak performance without...10114258- SKU:
- 10114258
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
- TYPE:
- REPLACEMENT
- MODEL:
- STANDARD
- FILTER SHAPE:
- SQUARE
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- FACTORY
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- UNITS:
- EACH
$33.95Qty in Cart: 0Quantity:Price:$33.95Subtotal: -
UNI FILTER Foam Pre-Filter BF-2
UNI FILTER
$20.95Custom air filtration is critical for maximizing airflow and engine protection in vintage and purpose-built applications where off-the-shelf filters fall short. The UNI FILTER Foam Pre-Filter BF-2 delivers multi-density foam sheets that let you fabricate...BF2- SKU:
- BF2
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- FOAM
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- BLACK
- FILTER MEDIA STYLE:
- COARSE
- RIDING STYLE:
- ATV
- TYPE:
- AIR FILTER
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- PANEL OUTSIDE DIMENSIONS (LENGTH X WIDTH) IMPERIAL:
- 24.02' X 12.01'
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
$20.95 -
PARTS UNLIMITED Slim Fuel Filter - 6mm T03-6335
PARTS UNLIMITED
$41.10A clean fuel system is non-negotiable for reliable engine performance, whether you're running pump gas, race fuel, or E85. This universal inline filter removes contaminants that can compromise fuel injector atomization and engine longevity. At a modest...07070067- SKU:
- 07070067
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- FILTER MEDIA MATERIAL:
- BRONZE
- PRODUCT NAME:
- FUEL FILTER
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- STYLE:
- UNIVERSAL
- BODY LENGTH IMPERIAL:
- 2'
- MICRON RATING:
- 40 MICRONS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- INLINE
- RIDING STYLE:
- ATV
- BASE COLOR:
- CLEAR
- COLOR/FINISH:
- TRANSPARENT
- FOR FUEL LINE SIZE IMPERIAL:
- 1/4'
- RIDING STYLE:
- STREET
- UNITS:
- 20 PACK
$41.10 -
PARTS UNLIMITED Keihin Inlet - 10-Pack 1009-0003
PARTS UNLIMITED
$19.47If you're rebuilding carburetors or servicing fuel systems on vintage or modern Keihin-equipped engines, having reliable inlet connectors on hand is essential. These OEM Keihin plugs ensure proper fuel delivery without leaks or poor seals that can...10090003- SKU:
- 10090003
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- STYLE:
- KEIHIN
- UNITS:
- 10 PACK
- MATERIAL:
- BRASS
- RIDING STYLE:
- WATERCRAFT
- PRODUCT NAME:
- CONNECTOR
$19.47Qty in Cart: 0Quantity:Price:$19.47Subtotal:
