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
-
MOOSE RACING Carburetor Repair Kit - Kawasaki 26-1410
MOOSE RACING
$49.44A worn or deteriorating carburetor can rob your Kawasaki of throttle response and fuel efficiency, leaving you stranded mid-ride. This Moose Racing repair kit supplies the exact gaskets, O-rings, float valve, and jets you need to restore your OEM...10030857- SKU:
- 10030857
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- REPAIR KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- CARBURETOR
$49.44 -
MOOSE RACING Carburetor Repair Kit - Kawasaki 26-1413
MOOSE RACING
$41.36Carburetor performance directly impacts throttle response, fuel atomization, and engine efficiency—neglecting seal degradation and worn jets compromises all three. This MOOSE RACING rebuild kit supplies OEM-grade gaskets, O-rings, float valves, and jets...10030860- SKU:
- 10030860
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- REPAIR KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- CARBURETOR
$41.36 -
MOOSE RACING Radiator Hose Kit - Blue - Husqvarna HUS-47-BL
MOOSE RACING
$55.95Engine cooling efficiency directly impacts performance and longevity—undersized or degraded radiator hoses compromise heat dissipation and risk catastrophic failure under sustained load. The MOOSE RACING Radiator Hose Kit replaces OEM rubber hoses with...19021553- SKU:
- 19021553
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- TYPE:
- RADIATOR
- UNITS:
- KIT
- COLOR/FINISH:
- BLUE
- FEATURES:
- WITHOUT CLAMPS
- MATERIAL:
- SILICONE
- PRODUCT NAME:
- HOSE KIT
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- THERMOSTAT BYPASS
$55.95 -
MOOSE RACING Radiator Hose Kit - Blue - Kawasaki KAW-62-BL
MOOSE RACING
$111.95Engine cooling efficiency directly impacts performance, reliability, and longevity—especially under sustained racing conditions or high-load driving. OEM rubber hoses degrade over time, losing their thermal properties and risking catastrophic coolant...19021554- SKU:
- 19021554
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- COLOR/FINISH:
- BLUE
- FEATURES:
- WITHOUT CLAMPS
- MATERIAL:
- SILICONE
- PRODUCT NAME:
- HOSE KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- STYLE:
- RACE BIKE DESIGN
- TYPE:
- RADIATOR
$111.95 -
UNI FILTER Filter - Miscellaneous Husqvarna NU-1006ST
UNI FILTER
$37.95A quality air filter is fundamental to engine performance and longevity. The UNI FILTER NU-1006ST delivers exceptional airflow while maintaining superior dirt-stopping capability, giving you the breathing room your engine needs without compromising...NU1006ST- SKU:
- NU1006ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- UNIQUE
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- RED
- FILTER SHAPE:
- RECTANGULAR
- PRODUCT NAME:
- AIR FILTER
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
$37.95 -
UNI FILTER Filter - YZ125/250/490 NU-2263ST
UNI FILTER
$35.95If you're running a YZ125, YZ250, or YZ490, your engine's only as good as the air it breathes. The UNI FILTER NU-2263ST delivers superior airflow while trapping dirt that would otherwise destroy your top end—meaning longer engine life and better throttle...NU2263ST- SKU:
- NU2263ST
- Availability:
- Ships Same Business Day
- Weight:
- 1.63 LBS
- FEATURES:
- WASHABLE
- FILTER SHAPE:
- ROUND
- MODEL:
- ULTRA-SEAL
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER MEDIA MATERIAL:
- FOAM
- BASE COLOR:
- RED
- FILTER SHAPE:
- TAPERED
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$35.95 -
UNI FILTER Filter - YZ125 NU-2270ST
UNI FILTER
$35.95The UNI FILTER NU-2270ST delivers unrestricted airflow to your YZ125 while maintaining superior dirt-stopping efficiency—a critical balance for sustained performance across varying track conditions. Unlike disposable filters that compromise flow as they...NU2270ST- SKU:
- NU2270ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- RECTANGULAR
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ODD
- FEATURES:
- WASHABLE
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
- BASE COLOR:
- RED
$35.95 -
UNI FILTER Air Filter - Yamaha NU-3230ST
UNI FILTER
$37.95A reusable air filter eliminates the recurring cost and waste of disposable filters while delivering superior airflow and filtration compared to OEM alternatives. The UNI FILTER NU-3230ST is engineered for Yamaha applications with a two-stage design that...NU3230ST- SKU:
- NU3230ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- COLOR/FINISH:
- RED
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- UNITS:
- EACH
- FILTER SHAPE:
- ODD
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- STREET
$37.95 -
UNI FILTER High-Flow Air Filter - Kawasaki/Suzuki NU-2487ST
UNI FILTER
$29.95Stock air filters restrict airflow and require frequent replacement—this UNI FILTER two-stage design delivers measurably higher flow rates while actually stopping more dirt than OEM units. Built to disassemble for thorough cleaning, it's reusable...10110764- SKU:
- 10110764
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- BASE COLOR:
- RED
- FILTER SHAPE:
- ROUND
- PRODUCT NAME:
- AIR FILTER
- STYLE:
- HIGH-FLOW
- TYPE:
- STAGE II
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
$29.95 -
UNI FILTER Filter - Miscellaneous NU-4112ST
UNI FILTER
$37.95A quality air filter directly impacts engine efficiency, throttle response, and fuel economy—and constantly replacing disposable filters gets expensive fast. The UNI FILTER NU-4112ST delivers reusable performance with superior airflow characteristics and...NU4112ST- SKU:
- NU4112ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- FILTER MEDIA MATERIAL:
- FOAM
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- ULTRA-SEAL
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- FILTER SHAPE:
- ROUND
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$37.95 -
UNI FILTER Filter - XT600 NU-2285ST
UNI FILTER
$25.95A quality air filter is foundational to engine performance—it directly impacts airflow, throttle response, and longevity. The UNI FILTER XT600 NU-2285ST delivers unrestricted airflow while maintaining superior filtration, all with the convenience of...NU2285ST- SKU:
- NU2285ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MODEL:
- ULTRA-SEAL
- STYLE:
- COMPETITION
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- BASE COLOR:
- BLACK
- FILTER SHAPE:
- CYLINDER
- PRODUCT NAME:
- AIR FILTER
- TYPE:
- STAGE II
- UNITS:
- EACH
$25.95 -
UNI FILTER Filter - XT350 NU-2286ST
UNI FILTER
$21.95The UNI FILTER XT350 NU-2286ST delivers measurably higher airflow than OEM filters while maintaining superior filtration efficiency—critical for engines that demand both power and longevity. Its two-stage design and reusable construction eliminate the...NU2286ST- SKU:
- NU2286ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ODD
- MODEL:
- ULTRA-SEAL
- STYLE:
- COMPETITION
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- TYPE:
- STAGE II
- UNITS:
- EACH
$21.95 -
UNI FILTER Filter - YZ125/490 NU-2287ST
UNI FILTER
$35.95A quality air filter is fundamental to engine longevity and consistent performance—restrictive or poorly-sealing filters rob your YZ of power and invite abrasive particles into critical engine components. The UNI Filter NU-2287ST delivers unrestricted...NU2287ST- SKU:
- NU2287ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- TAPERED
- PRODUCT NAME:
- AIR FILTER
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ROUND
- TYPE:
- STAGE II
- UNITS:
- EACH
- FILTER SHAPE:
- RECTANGULAR
- STYLE:
- COMPETITION
$35.95Qty in Cart: 0Quantity:Price:$35.95Subtotal: -
UNI FILTER Filter - YZ NU-2294ST
UNI FILTER
$35.95Stock air filters restrict flow and require frequent replacement—a genuine performance penalty on track or trail. The UNI FILTER NU-2294ST delivers measurable airflow gains while providing superior dirt-stopping capability, all in a reusable design that...NU2294ST- SKU:
- NU2294ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- FEATURES:
- WASHABLE
- TYPE:
- STAGE II
- UNITS:
- EACH
- BASE COLOR:
- RED
- STYLE:
- COMPETITION
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- UNIQUE
$35.95 -
UNI FILTER Filter - YZ80 NU-2298ST
UNI FILTER
$37.95Stock air filters restrict flow and clog quickly—costing you peak horsepower and throttle response when you need it most. The UNI FILTER NU-2298ST delivers unrestricted airflow while trapping dirt more effectively than OEM filters, and unlike...NU2298ST- SKU:
- NU2298ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- FEATURES:
- WASHABLE
- UNITS:
- EACH
- BASE COLOR:
- RED
- STYLE:
- COMPETITION
- TYPE:
- MULTI STAGE
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ODD
- MODEL:
- UNI-SEAL
$37.95Qty in Cart: 0Quantity:Price:$37.95Subtotal: -
UNI FILTER Filter - KDX/KX NU-2338ST
UNI FILTER
$33.95The UNI FILTER NU-2338ST delivers measurable airflow gains while maintaining superior dirt-stopping capability—critical for KDX/KX riders who demand consistent performance in varied riding conditions. Unlike disposable filters, this two-stage design...NU2338ST- SKU:
- NU2338ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- STYLE:
- COMPETITION
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- FILTER SHAPE:
- ROUND
- TYPE:
- STAGE II
$33.95Qty in Cart: 0Quantity:Price:$33.95Subtotal: -
UNI FILTER Filter - KX/KDX80 NU-2347ST
UNI FILTER
$33.95Stock air filters restrict airflow and require frequent replacement—a costly cycle that impacts engine performance. The UNI FILTER NU-2347ST eliminates this problem with a reusable design that delivers superior filtration while maintaining the high...NU2347ST- SKU:
- NU2347ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- FEATURES:
- WASHABLE
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- RED
- FILTER SHAPE:
- ROUND
$33.95Qty in Cart: 0Quantity:Price:$33.95Subtotal: -
UNI FILTER Filter - KLX/DRZ110 NU-2395ST
UNI FILTER
$15.95A quality air filter is fundamental to engine performance—it directly impacts throttle response, fuel efficiency, and engine longevity. The UNI FILTER NU-2395ST delivers superior airflow while maintaining effective dirt separation, giving your KLX or...NU2395ST- SKU:
- NU2395ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- FILTER SHAPE:
- TRIANGULAR
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ODD
- MODEL:
- UNI-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- RED
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
$15.95 -
UNI FILTER Filter - PE/RM 250 NU-2417ST
UNI FILTER
$34.95The UNI FILTER PE/RM 250 NU-2417ST delivers the airflow your engine demands while maintaining exceptional filtration—a critical balance that directly impacts throttle response and power delivery. Unlike disposable filters that force you into recurring...NU2417ST- SKU:
- NU2417ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- 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
$34.95 -
UNI FILTER Filter - RM/PE NU-2430ST
UNI FILTER
$34.95A quality air filter is the first line of defense for your engine's longevity and performance. The UNI FILTER RM/PE NU-2430ST delivers superior airflow while maintaining effective filtration, meaning your engine breathes easier without compromising...NU2430ST- SKU:
- NU2430ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- CYLINDER
- BASE COLOR:
- RED
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
$34.95
