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
-
EBC VM Series Pilot Jet EBC28/486-25
EBC
$15.76Precise fuel metering is non-negotiable in high-performance carburetors, and a worn or incorrectly sized pilot jet directly undermines throttle response and low-RPM drivability. The EBC VM Series Pilot Jet delivers flow-calibrated brass construction that...10050053- SKU:
- 10050053
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MODEL:
- MIKUNI VM28/486
- OVERALL DIAMETER METRIC:
- 5.00 MM
- OVERALL LENGTH METRIC:
- 28.10 MM
- PRODUCT NAME:
- PILOT JET
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- THREAD DIAMETER METRIC:
- 4.00 MM
- MATERIAL:
- BRASS
- RIDING STYLE:
- UTV
- TYPE:
- CARBURETOR
- UNITS:
- 4 PACK
- JET SIZE:
- 25
- JET TIP DIAMETER METRIC:
- 2.00 MM
- RIDING STYLE:
- OFF-ROAD
$15.76 -
EBC VM Series Pilot Jet EBC28/486-27.5
EBC
$15.76Precise fuel metering is the foundation of carburetor tuning, and undersized or oversized pilot jets create lean spots at idle and low-throttle cruise that rob you of smooth engagement and throttle response. The EBC VM Series Pilot Jet delivers...10050054- SKU:
- 10050054
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- RIDING STYLE:
- ATV
- TYPE:
- CARBURETOR
- MATERIAL:
- BRASS
- MODEL:
- MIKUNI VM28/486
- OVERALL DIAMETER METRIC:
- 5.00 MM
- PRODUCT NAME:
- PILOT JET
- RIDING STYLE:
- OFF-ROAD
- JET TIP DIAMETER METRIC:
- 2.00 MM
- OVERALL LENGTH METRIC:
- 28.10 MM
- THREAD DIAMETER METRIC:
- 4.00 MM
- JET SIZE:
- 27.5
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- UNITS:
- 4 PACK
$15.76 -
EBC VM Series Pilot Jet EBC28/486-30
EBC
$15.76Precise fuel metering is fundamental to carburetor performance, and worn or incorrectly sized jets directly undermine throttle response, fuel economy, and engine reliability. The EBC VM Series Pilot Jet delivers flow-calibrated brass construction to...10050055- SKU:
- 10050055
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- JET SIZE:
- 30
- JET TIP DIAMETER METRIC:
- 2.00 MM
- OVERALL LENGTH METRIC:
- 28.10 MM
- RIDING STYLE:
- ATV
- THREAD DIAMETER METRIC:
- 4.00 MM
- MATERIAL:
- BRASS
- MODEL:
- MIKUNI VM28/486
- OVERALL DIAMETER METRIC:
- 5.00 MM
- PRODUCT NAME:
- PILOT JET
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- TYPE:
- CARBURETOR
- UNITS:
- 4 PACK
- RIDING STYLE:
- STREET
$15.76 -
EBC VM Series Pilot Jet EBC28/486-32.5
EBC
$15.76Precise fuel metering is the foundation of carburetor tuning, and a worn or incorrect pilot jet compromises idle quality, throttle response, and cold-start performance. The EBC VM Series Pilot Jet delivers OEM-quality brass construction with...10050056- SKU:
- 10050056
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MODEL:
- MIKUNI VM28/486
- OVERALL DIAMETER METRIC:
- 5.00 MM
- OVERALL LENGTH METRIC:
- 28.10 MM
- RIDING STYLE:
- UTV
- THREAD DIAMETER METRIC:
- 4.00 MM
- UNITS:
- 4 PACK
- JET SIZE:
- 32.5
- PRODUCT NAME:
- PILOT JET
- RIDING STYLE:
- STREET
- JET TIP DIAMETER METRIC:
- 2.00 MM
- MATERIAL:
- BRASS
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CARBURETOR
$15.76 -
EBC VM Series Pilot Jet EBC28/486-35
EBC
$15.76Precise fuel metering is non-negotiable when tuning a carburetor for peak performance across varying conditions. The EBC VM Series Pilot Jet delivers factory-calibrated flow rates in brass construction, ensuring consistent air-fuel ratios that translate...10050057- SKU:
- 10050057
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- JET SIZE:
- 35
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- THREAD DIAMETER METRIC:
- 4.00 MM
- UNITS:
- 4 PACK
- MODEL:
- MIKUNI VM28/486
- OVERALL DIAMETER METRIC:
- 5.00 MM
- PRODUCT NAME:
- PILOT JET
- JET TIP DIAMETER METRIC:
- 2.00 MM
- OVERALL LENGTH METRIC:
- 28.10 MM
- MATERIAL:
- BRASS
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CARBURETOR
$15.76 -
EBC VM Series Pilot Jet EBC28/486-37.5
EBC
$15.76Precise fuel metering is the foundation of carburetor tuning, and the EBC VM Series Pilot Jet delivers the accuracy your engine demands. This brass jet is flow-calibrated to exacting standards, ensuring consistent fuel atomization at idle and...10050058- SKU:
- 10050058
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MODEL:
- MIKUNI VM28/486
- OVERALL DIAMETER METRIC:
- 5.00 MM
- OVERALL LENGTH METRIC:
- 28.10 MM
- PRODUCT NAME:
- PILOT JET
- THREAD DIAMETER METRIC:
- 4.00 MM
- RIDING STYLE:
- UTV
- TYPE:
- CARBURETOR
- UNITS:
- 4 PACK
- JET SIZE:
- 37.5
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- JET TIP DIAMETER METRIC:
- 2.00 MM
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
$15.76 -
EBC VM Series Pilot Jet EBC28/486-40
EBC
$15.76Carburetor tuning demands precision, and a mis-sized pilot jet directly impacts cold starts, idle quality, and low-rpm response. The EBC VM Series Pilot Jet delivers flow-calibrated accuracy to dial in your fuel curve with confidence. Whether you're...10050059- SKU:
- 10050059
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- JET SIZE:
- 40
- MODEL:
- MIKUNI VM28/486
- OVERALL DIAMETER METRIC:
- 5.00 MM
- OVERALL LENGTH METRIC:
- 28.10 MM
- PRODUCT NAME:
- PILOT JET
- THREAD DIAMETER METRIC:
- 4.00 MM
- UNITS:
- 4 PACK
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- JET TIP DIAMETER METRIC:
- 2.00 MM
- MATERIAL:
- BRASS
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CARBURETOR
$15.76 -
HifloFiltro Air Filter BMW C400 X 2019 HFA7920
HIFLOFILTRO
$13.25A quality air filter directly impacts engine efficiency, throttle response, and longevity of your BMW C400. The HifloFiltro HFA7920 delivers superior filtration and airflow compared to degraded OEM filters, without requiring carburetor adjustments or...10114533- SKU:
- 10114533
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- YELLOW
- UNITS:
- EACH
- COLOR/FINISH:
- ORANGE
- MODEL:
- SCOOTER
- BASE COLOR:
- YELLOW
- FILTER MEDIA MATERIAL:
- PAPER
- RIDING STYLE:
- STREET
- FILTER SHAPE:
- RECTANGULAR
- PRODUCT NAME:
- AIR FILTER
$13.25Qty in Cart: 0Quantity:Price:$13.25Subtotal: -
Hiflofiltro Air Filter for Honda CRF250R 2020-2021 HFF1030
HIFLOFILTRO
$23.60A properly sized air filter is critical for maintaining peak engine efficiency and protecting your CRF250R's internals from contamination. The HFF1030's dual-layer foam design balances unrestricted airflow with genuine filtration capability, allowing...10114534- SKU:
- 10114534
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- WHITE
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ODD
- TYPE:
- DUAL-STAGE
- COLOR/FINISH:
- GREEN
- FILTER SHAPE:
- OVAL
- COLOR/FINISH:
- WHITE
- FEATURES:
- WASHABLE
- UNITS:
- EACH
$23.60 -
Hiflofiltro Air Filter Cage Honda XR250L 1991-1999 HFF1015C
HIFLOFILTRO
$16.30A quality air filter cage is critical to maintaining proper airflow and filter integrity on your Honda XR250L. This Hiflofiltro cage secures your filter in place while maximizing intake efficiency, directly supporting consistent engine performance across...10114460- SKU:
- 10114460
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- UNITS:
- EACH
- BASE COLOR:
- WHITE
- FEATURES:
- DISPOSABLE
- MATERIAL:
- PLASTIC
- PRODUCT NAME:
- CAGE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- WHITE
- TYPE:
- AIR FILTER
- FILTER MEDIA MATERIAL:
- PAPER
$16.30 -
Hiflofiltro Air Filter for Suzuki DR650S 2015-2019 HFF3025
HIFLOFILTRO
$23.60A clogged or inefficient air filter directly limits your DR650S's breathing capacity, reducing throttle response and fuel efficiency. The Hiflofiltro HFF3025 uses dual-layer foam construction to maximize airflow while maintaining superior...10114428- SKU:
- 10114428
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ROUND
- UNITS:
- EACH
- COLOR/FINISH:
- WHITE
- FILTER SHAPE:
- UNIQUE
- TYPE:
- DUAL-STAGE
- BASE COLOR:
- WHITE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- GREEN
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
$23.60 -
MOTION PRO Premium Fuel Line - Gray - 1/4" - 25' 12-0032
MOTION PRO
$234.99If you're running carbureted fuel system, you need fuel line that won't degrade under heat cycles, UV exposure, or the demands of track use. Motion Pro Premium Fuel Line delivers the durability and flexibility that vinyl simply can't match, ensuring...MP12032- SKU:
- MP12032
- Availability:
- Ships Same Business Day
- Weight:
- 1.69 LBS
- APPLICATION:
- CARBURETED
- COLOR/FINISH:
- GRAY
- MODEL:
- TYGON ULTRA
- OUTSIDE DIAMETER IMPERIAL:
- 7/16'
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- LENGTH IMPERIAL:
- 25'
- PRODUCT NAME:
- FUEL LINE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- BASE COLOR:
- GRAY
- INSIDE DIAMETER IMPERIAL:
- 1/4'
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- ROLL
- INSIDE DIAMETER METRIC:
- 6.4 MM
- OUTSIDE DIAMETER METRIC:
- 11.1 MM
- RIDING STYLE:
- ATV
$234.99 -
VFORCE/MOTO TASSINARI V-Force 3 Reeds - Order/Replacement - Yamaha V302A
VFORCE/MOTO TASSINARI
$165.00Reed valves are critical to your two-stroke engine's efficiency—worn or damaged reeds directly compromise intake timing and throttle response. The V-Force 3 delivers consistent airflow optimization through precision engineering, restoring your engine's...10080070- SKU:
- 10080070
- Availability:
- Ships Same Business Day
- Weight:
- 0.53 LBS
- MATERIAL:
- CARBON FIBER
- MODEL:
- V-FORCE 3
- TYPE:
- SNAP TOGETHER
- UNITS:
- SET
- COLOR/FINISH:
- BLACK
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- REED VALVE
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- BLACK
$165.00 -
VFORCE/MOTO TASSINARI V-Force 3 Reeds - Order/Replacement - KTM V351A
VFORCE/MOTO TASSINARI
$148.00Reeds are critical intake components that directly impact your engine's breathing efficiency and peak horsepower output. As reeds wear or sustain damage from aggressive tuning, replacement becomes essential to maintain consistent performance and prevent...10080071- SKU:
- 10080071
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
- BASE COLOR:
- BLACK
- MATERIAL:
- RUBBER
- MODEL:
- V-FORCE 3
- PRODUCT NAME:
- REED VALVE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SNAP TOGETHER
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- MATERIAL:
- CARBON FIBER
- UNITS:
- SET
$148.00 -
VFORCE/MOTO TASSINARI V-Force 3 Reeds - Order/Replacement - KTM V351B
VFORCE/MOTO TASSINARI
$148.00Worn or damaged reeds directly throttle your engine's breathing efficiency, robbing you of peak horsepower and throttle response when you need it most. The V-Force 3 reed set restores optimal intake flow with a precision-engineered design that...10080072- SKU:
- 10080072
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BASE COLOR:
- BLACK
- TYPE:
- SNAP TOGETHER
- UNITS:
- SET
- MATERIAL:
- CARBON FIBER
- COLOR/FINISH:
- BLACK
- MATERIAL:
- RUBBER
- MODEL:
- V-FORCE 3
- PRODUCT NAME:
- REED VALVE
- RIDING STYLE:
- OFF-ROAD
$148.00 -
VFORCE/MOTO TASSINARI V-Force 3 Reeds - Order/Replacement - KTM V306A-H
VFORCE/MOTO TASSINARI
$165.00Your V-Force 3 reed cage demands replacement reeds that match OEM specifications and deliver consistent flow characteristics across engine cycles. The symmetrical petal design of these KTM-specific replacement reeds eliminates fitment confusion while the...10080074- SKU:
- 10080074
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- BASE COLOR:
- BLACK
- MATERIAL:
- CARBON FIBER
- UNITS:
- SET
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- MATERIAL:
- RUBBER
- MODEL:
- V-FORCE 3
- PRODUCT NAME:
- REED VALVE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SNAP TOGETHER
$165.00 -
VFORCE/MOTO TASSINARI V-Force 3 Petal Set - Order/Replacements 3P472H
VFORCE/MOTO TASSINARI
$65.00If you're running a two-stroke engine with reed valve induction, reed petal condition directly impacts your power band and throttle response. The VFORCE/MOTO Tassinari V-Force 3 Petal Set delivers engineered reed geometry—specifically a tapered tip...10080076- SKU:
- 10080076
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- BLACK
- UNITS:
- SET
- MATERIAL:
- CARBON FIBER
- MODEL:
- V-FORCE 3
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- REED PETAL
- TYPE:
- SNAP TOGETHER
$65.00 -
VFORCE/MOTO TASSINARI V-Force 3 Petal Set - Order/Replacements 3P682H
VFORCE/MOTO TASSINARI
$65.00V-Force 3 petal reed sets deliver measurable airflow improvements by accelerating the air-fuel mixture charge into your engine. The optimized petal geometry reduces restriction during intake cycles, translating directly to increased horsepower and...10080078- SKU:
- 10080078
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- BLACK
- MATERIAL:
- CARBON FIBER
- MODEL:
- V-FORCE 3
- TYPE:
- SNAP TOGETHER
- UNITS:
- SET
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- REED PETAL
- RIDING STYLE:
- STREET
$65.00 -
VFORCE/MOTO TASSINARI V-Force 3 Petal Set - Order/Replacements 3P411H
VFORCE/MOTO TASSINARI
$65.00The V-Force 3 Petal Set is engineered to optimize intake charge dynamics in your two-stroke engine, delivering measurable gains in mid-range and peak horsepower. The accelerated reed tip geometry reduces restriction and promotes faster air-fuel mixture...10080080- SKU:
- 10080080
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- REED PETAL
- TYPE:
- SNAP TOGETHER
- MATERIAL:
- CARBON FIBER
- UNITS:
- SET
- COLOR/FINISH:
- BLACK
- MODEL:
- V-FORCE 3
- RIDING STYLE:
- OFF-ROAD
$65.00 -
UFO Radiator Louvers - Orange - KTM AC02469
UFO
$36.95Radiator louvers are essential for managing engine bay airflow and preventing debris from clogging your cooling system during aggressive riding or racing conditions. The UFO Orange louvers deliver OEM-quality protection with a straightforward...19040223- SKU:
- 19040223
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- PRODUCT NAME:
- RADIATOR LOUVER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- BASE COLOR:
- ORANGE
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- PLASTIC
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
$36.95Qty in Cart: 0Quantity:Price:$36.95Subtotal:
