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
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BOYESEN Racing Reed - Yamaha 604
BOYESEN
$39.95Laboratory flow analysis proves Boyesen® dual-stage reeds out-perform standard reeds, They permit greater flow velocity over the entire range of operating pressures, Increased performance from start-up to top acceleration604- SKU:
- 604
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MATERIAL:
- FIBERGLASS
- MODEL:
- POWER REED
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- REED PETAL
- UNITS:
- SET
- BASE COLOR:
- YELLOW
- TYPE:
- DUAL STAGE
$39.95 -
BOYESEN Racing Reeds - Yamaha 603
BOYESEN
$34.95Laboratory flow analysis proves Boyesen® dual-stage reeds out-perform standard reeds, They permit greater flow velocity over the entire range of operating pressures, Increased performance from start-up to top acceleration603- SKU:
- 603
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- REED PETAL
- UNITS:
- SET
- MODEL:
- POWER REED
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- YELLOW
- MATERIAL:
- FIBERGLASS
- TYPE:
- DUAL STAGE
$34.95 -
BOYESEN Racing Reeds - Suzuki 602
BOYESEN
$22.95Laboratory flow analysis proves Boyesen® dual-stage reeds out-perform standard reeds, They permit greater flow velocity over the entire range of operating pressures, Increased performance from start-up to top acceleration602- SKU:
- 602
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- BASE COLOR:
- YELLOW
- MATERIAL:
- FIBERGLASS
- MODEL:
- POWER REED
- TYPE:
- DUAL STAGE
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- REED PETAL
- UNITS:
- SET
$22.95 -
BOYESEN Racing Reed - Suzuki 601
BOYESEN
$28.95Laboratory flow analysis proves Boyesen® dual-stage reeds out-perform standard reeds, They permit greater flow velocity over the entire range of operating pressures, Increased performance from start-up to top acceleration601- SKU:
- 601
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- PRODUCT NAME:
- REED PETAL
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- YELLOW
- MATERIAL:
- FIBERGLASS
- MODEL:
- POWER REED
- TYPE:
- DUAL STAGE
- UNITS:
- SET
$28.95 -
BOYESEN Racing Reed - Suzuki 600
BOYESEN
$22.95Laboratory flow analysis proves Boyesen® dual-stage reeds out-perform standard reeds, They permit greater flow velocity over the entire range of operating pressures, Increased performance from start-up to top acceleration600- SKU:
- 600
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MATERIAL:
- FIBERGLASS
- PRODUCT NAME:
- REED PETAL
- BASE COLOR:
- YELLOW
- MODEL:
- POWER REED
- TYPE:
- DUAL STAGE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- SET
$22.95 -
CV4 Radiator Hose Kit - Red - Honda SFSMBC70R
CV4
$184.95Pure Silicone Rubber material that stays pliable and resilient over the lifetime of the hoses, Superior Abrasion resistance, Increased Burst Pressure over O.E. hoses, Outstanding puncture resistance, Elevated temperature rating up to 425F degrees, Smooth...19021696- SKU:
- 19021696
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- STYLE:
- PERFORMANCE
- COLOR/FINISH:
- RED
- UNITS:
- KIT
- TYPE:
- RADIATOR
- MATERIAL:
- SILICONE
- PRODUCT NAME:
- HOSE
- RIDING STYLE:
- OFF-ROAD
$184.95 -
JETINETICS Mikuni Flame/Arrestor Adapter - 46 mm PD-820138
JETINETICS
$29.40Allow any 2-3/4" i.d. flange K&N, Blowsion, Prok, etc., flame arrestors to mount to the carburetor indicated, Required for upgrade to aftermarket carburetor, Mounting bolts included10130081- SKU:
- 10130081
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BASE COLOR:
- BLACK
- RIDING STYLE:
- WATERCRAFT
- SIZE:
- 46,00 MM (1,81')
- TYPE:
- FLAME ARRESTOR
- MODEL:
- MIKUNI
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- ADAPTER
- SIZE IMPERIAL:
- 1.81'
- SIZE METRIC:
- 46.00 MM
- UNITS:
- EACH
$29.40 -
K & N Clamp-On Air Filter - Yamaha RU-2780
K & N
$73.99Require removal of the stock airbox and stock air filter element, Increase airflow to engine to help boost performance, Clamp directly to the carburetor intake10112673- SKU:
- 10112673
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
$73.99 -
Hiflofiltro Air Filter Yamaha YFZ450R 2009-2025 HFF4022
HIFLOFILTRO
$30.60Experience superior engine protection and efficiency with our advanced high-performance air filter. Designed for optimal airflow and filtration, this filter enhances your engine's longevity while being easy to maintain and reusable, making it an ideal...10112672- SKU:
- 10112672
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
$30.60 -
Hiflofiltro Air Filter Yamaha YFZ350 Banshee 1987-2006 HFF4021
HIFLOFILTRO
$23.60Experience superior engine protection and efficiency with our advanced high-performance air filter. Designed for optimal airflow and filtration, this filter enhances your engine's longevity while being easy to maintain and reusable, making it an ideal...10112671- SKU:
- 10112671
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$23.60 -
NO TOIL Super-Flo Filter Kit SFK12046
NO TOIL
$76.95Space-age polymer Super-Flo cage is not burdened with a backfire screen and fits snugly for a tight and strong seal, Filter has a flame-retardant inner lining and protects bike and rider from unwanted fires, Replaces stock filter and air-restricting cage...10111142- SKU:
- 10111142
- Availability:
- Ships Same Business Day
- Weight:
- 0.73 LBS
- MATERIAL:
- POLYMER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- GREEN
- COLOR/FINISH:
- RED
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR CLEANER ASSEMBLY
- UNITS:
- KIT
- BASE COLOR:
- RED
- COLOR/FINISH:
- GREEN
- FEATURES:
- BACKFIRE RESISTANT LAYER
- FEATURES:
- PRE-OILED
- MODEL:
- SUPER-FLO
$76.95 -
NO TOIL Air Filter - Gas Gas 520-15
NO TOIL
$30.95Made of flame-laminated dual-layer foam bonded with the highest quality glue to stand up to the roughest and toughest of any style of riding or terrain, These filters, used with No Toil foam filter treatment, provide the best air filtration system in the...10111033- SKU:
- 10111033
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- TYPE:
- DUAL-STAGE
- FILTER SHAPE:
- ROUND
- STYLE:
- FLAME LAMINATED
- UNITS:
- EACH
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- BASE COLOR:
- OFF-WHITE
- PRODUCT NAME:
- AIR FILTER
$30.95 -
K & N Electric Fuel Pump 81-0400
K & N
$129.99Include replaceable fuel filter that is easily screwed into inlet of pump to protect pump and fuel system, Lightweight, corrosion-resistant, composite, sealed housing protects electronics from the elements, Self-priming with internal check valve that...10090028- SKU:
- 10090028
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- FUEL PRESSURE REGULATOR SIZE METRIC:
- 1.50 PSI - 2.00 PSI
- PRODUCT NAME:
- FUEL PUMP
- UNITS:
- EACH
- BASE COLOR:
- BLACK
- FUEL PRESSURE REGULATOR SIZE IMPERIAL:
- 15.00 GPH
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
$129.99 -
VFORCE/MOTO TASSINARI V-Force Reed V4R85A
VFORCE/MOTO TASSINARI
$175.00Long reed stops added to progressively slow reed petal tip velocity for increased petal durability, Reduced frontal area of the central wing combined with a more aerodynamic shape, Airfoil shape added to cage tip to increase velocity from outer ports,...10080316- SKU:
- 10080316
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- BASE COLOR:
- BLACK
- MODEL:
- V-FORCE 4
- COLOR/FINISH:
- BLACK
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- REED SET
- UNITS:
- SET
- MATERIAL:
- RUBBER
- RIDING STYLE:
- OFF-ROAD
$175.00 -
VFORCE/MOTO TASSINARI V-Force 4 Petal Set - Yamaha 4PR461M
VFORCE/MOTO TASSINARI
$65.00When ordering replacement reeds, order one set per reed cage and confirm replacement reeds have the same number of petals as the set you are replacing, Snap-together cage uses symmetrical reed petals, eliminating the need for different "inner" and...10080315- SKU:
- 10080315
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- COLOR/FINISH:
- BLACK
- BASE COLOR:
- BLACK
- MODEL:
- V-FORCE 4
- PRODUCT NAME:
- REED PETAL
- UNITS:
- SET
- MATERIAL:
- CARBON FIBER
- RIDING STYLE:
- OFF-ROAD
$65.00 -
BOYESEN Radiator Valve RAD42E
BOYESEN
$179.95Developed with Factory Yamaha, Pro Circuit, Factory Kawasaki of Europe, Factory KTM and top pros like Jeremy McGrath, Sebastian Tortelli and many others, Maintain flow velocity through the valve and redirect intake charge for even distribution to intake...10080311- SKU:
- 10080311
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- RAD VALVE
- UNITS:
- EACH
$179.95 -
VFORCE/MOTO TASSINARI V-Force 3 Reeds - Order/Replacement - Suzuki V383S-A
VFORCE/MOTO TASSINARI
$175.00When ordering replacement reeds, order one set per reed cage and confirm replacement reeds have the same number of petals as the set you are replacing, Snap-together cage uses symmetrical reed petals, eliminating the need for different "inner" and...10080240- SKU:
- 10080240
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
- BASE COLOR:
- BLACK
- MATERIAL:
- RUBBER
- MODEL:
- V-FORCE 3I
- PRODUCT NAME:
- REED VALVE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SNAP TOGETHER
- COLOR/FINISH:
- BLACK
- MATERIAL:
- CARBON FIBER
- UNITS:
- SET
$175.00 -
BOYESEN Radiator Valve - YZ85 '02-'18 RAD-30C
BOYESEN
$169.95Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range, Specially-designed reed cage holds Boyesen's patented...10080173- SKU:
- 10080173
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- REED CAGE ASSEMBLY
- MATERIAL:
- CARBON FIBER
- TYPE:
- DUAL STAGE
- MATERIAL:
- ALUMINUM
- MODEL:
- RAD VALVE
- UNITS:
- EACH
$169.95 -
BOYESEN Radiator Valve - KTM65 SX RAD-40A
BOYESEN
$169.95Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range, Specially-designed reed cage holds Boyesen's patented...10080164- SKU:
- 10080164
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MATERIAL:
- CARBON FIBER
- MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- MODEL:
- RAD VALVE
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- REED CAGE ASSEMBLY
- TYPE:
- DUAL STAGE
$169.95 -
VFORCE/MOTO TASSINARI V-Force 3 Reeds - Honda V321A
VFORCE/MOTO TASSINARI
$165.00When ordering replacement reeds, order one set per reed cage and confirm replacement reeds have the same number of petals as the set you are replacing, Snap-together cage uses symmetrical reed petals, eliminating the need for different "inner" and...10080137- SKU:
- 10080137
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- BASE COLOR:
- BLACK
- MATERIAL:
- RUBBER
- MODEL:
- V-FORCE 3
- PRODUCT NAME:
- REED VALVE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SNAP TOGETHER
- COLOR/FINISH:
- BLACK
- MATERIAL:
- CARBON FIBER
- UNITS:
- SET
$165.00
