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
-
BOYESEN Pro Series Reed for RAD24K PSR-211
BOYESEN
$69.95If you're serious about maximizing your RAD24K's performance, reed quality directly impacts throttle response and acceleration. The Boyesen Pro Series PSR-211 delivers faster piston speed tracking and measurably quicker acceleration through its patented...10080023- SKU:
- 10080023
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- BASE COLOR:
- YELLOW
- PRODUCT NAME:
- REED PETAL
- TYPE:
- DUAL STAGE
- UNITS:
- SET
- MATERIAL:
- CARBON FIBER
- MODEL:
- PRO SERIES
- RIDING STYLE:
- OFF-ROAD
$69.95 -
On Sale
BOYESEN Pro Series Reed for RAD21J PSR-209
BOYESEN
MSRP: $69.95Now: $45.00Was: $69.95Reed valve performance directly impacts your engine's throttle response and peak horsepower output. The Boyesen Pro Series PSR-209 uses a patented dual-stage design to maintain consistent reed action across the entire RPM range, eliminating the...10080021- SKU:
- 10080021
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- CARBON FIBER
- MODEL:
- PRO SERIES
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- YELLOW
- TYPE:
- DUAL STAGE
- UNITS:
- SET
- PRODUCT NAME:
- REPLACEMENT REED FOR RAD21J
MSRP: $69.95Now: $45.00Was: $69.95 -
BOYESEN Pro Series Reed for RAD41C PSR-195
BOYESEN
$69.95Throttle response is everything in high-performance two-stroke engines, and the Boyesen Pro Series Reed delivers the precision your engine demands. By combining a lightweight carbon fiber top reed with a reinforced fiberglass/epoxy bottom reed, this...10080019- SKU:
- 10080019
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- YELLOW
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- REED PETAL
- TYPE:
- DUAL STAGE
- UNITS:
- SET
- MODEL:
- PRO SERIES
- RIDING STYLE:
- OFF-ROAD
$69.95Qty in Cart: 0Quantity:Price:$69.95Subtotal: -
BOYESEN Pro Series Reed for RAD12H PSR-194
BOYESEN
$69.95A reed valve is only as good as its ability to respond to your engine's demands, and the Boyesen Pro Series Reed delivers precision throttle response that translates directly to faster acceleration and measurable horsepower gains. By combining carbon...10080017- SKU:
- 10080017
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- BASE COLOR:
- YELLOW
- PRODUCT NAME:
- REED PETAL
- TYPE:
- DUAL STAGE
- UNITS:
- SET
- MATERIAL:
- CARBON FIBER
- MODEL:
- PRO SERIES
- RIDING STYLE:
- OFF-ROAD
$69.95 -
On Sale
BOYESEN Pro Series Reed for RAD12F PSR-158
BOYESEN
MSRP: $64.95Now: $42.00Was: $64.95Boyesen's Pro Series Reed delivers the throttle responsiveness and acceleration you need to stay competitive, with a dual-stage design that reacts instantly to piston speed changes. The carbon fiber top reed maximizes horsepower and torque without the...10080016- SKU:
- 10080016
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- YELLOW
- MODEL:
- PRO SERIES
- PRODUCT NAME:
- REED PETAL
- TYPE:
- DUAL STAGE
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CARBON FIBER
- UNITS:
- SET
MSRP: $64.95Now: $42.00Was: $64.95Qty in Cart: 0Quantity:Price:MSRP: $64.95Now: $42.00Was: $64.95Subtotal: -
BOYESEN Pro Series Reed for RAD11K PSR-205
BOYESEN
$69.95A reed valve's responsiveness directly impacts your engine's throttle delivery and peak performance—and the BOYESEN Pro Series PSR-205 is engineered to maximize both. By combining carbon fiber's lightweight strength with a proven dual-stage design, this...10080015- SKU:
- 10080015
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MODEL:
- PRO SERIES
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CARBON FIBER
- BASE COLOR:
- YELLOW
- TYPE:
- DUAL STAGE
- UNITS:
- SET
- PRODUCT NAME:
- REED PETAL
$69.95 -
EBC VM Series Pilot Jet EBC28/486-70
EBC
$15.76Precise fuel metering is non-negotiable in carburetor tuning, and this pilot jet delivers the accuracy your engine demands. Whether you're chasing peak performance on the dyno or dialing in a freshly rebuilt carb, a properly calibrated pilot jet ensures...10050071- SKU:
- 10050071
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- OVERALL LENGTH METRIC:
- 28.10 MM
- 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
- RIDING STYLE:
- STREET
- JET SIZE:
- 70
- JET TIP DIAMETER METRIC:
- 2.00 MM
- MATERIAL:
- BRASS
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CARBURETOR
$15.76 -
EBC Pilot Jet EBC224-15
EBC
$15.76Precise fuel metering is critical for consistent carburetor performance and reliable engine response, whether you're tuning a vintage race engine or maintaining a dependable street bike. The EBC Pilot Jet EBC224-15 delivers flow-calibrated accuracy that...10050074- SKU:
- 10050074
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- BASE COLOR:
- BRASS
- JET TIP DIAMETER METRIC:
- 2.50 MM
- PRODUCT NAME:
- JET
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ATV
- TYPE:
- PILOT
- MATERIAL:
- BRASS
- OVERALL DIAMETER METRIC:
- 5.00 MM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- UNITS:
- 4 PACK
- COLOR/FINISH:
- BRASS
- JET SIZE:
- 15
- OVERALL LENGTH METRIC:
- 27.80 MM
$15.76 -
EBC Pilot Jet EBC224-17.5
EBC
$15.76Precise fuel delivery is non-negotiable in carbureted performance engines, and worn or incorrect pilot jets compromise cold starts, idle stability, and low-end throttle response. The EBC Pilot Jet EBC224-17.5 is a high-quality brass replacement that...10050075- SKU:
- 10050075
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- JET TIP DIAMETER METRIC:
- 2.50 MM
- PRODUCT NAME:
- JET
- COLOR/FINISH:
- BRASS
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- UNITS:
- 4 PACK
- BASE COLOR:
- BRASS
- JET SIZE:
- 17.5
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- OVERALL DIAMETER METRIC:
- 5.00 MM
- OVERALL LENGTH METRIC:
- 27.80 MM
- TYPE:
- PILOT
$15.76 -
EBC Pilot Jet EBC224-22.5
EBC
$15.76Precise fuel delivery is the foundation of carburetor performance, and worn or incorrect jets compromise both throttle response and engine efficiency. The EBC Pilot Jet EBC224-22.5 delivers flow-calibrated accuracy through high-quality brass...10050077- SKU:
- 10050077
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- JET SIZE:
- 22.5
- MATERIAL:
- BRASS
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BRASS
- RIDING STYLE:
- UTV
- BASE COLOR:
- BRASS
- JET TIP DIAMETER METRIC:
- 2.50 MM
- OVERALL LENGTH METRIC:
- 27.80 MM
- PRODUCT NAME:
- JET
- RIDING STYLE:
- STREET
- OVERALL DIAMETER METRIC:
- 5.00 MM
- TYPE:
- PILOT
- UNITS:
- 4 PACK
$15.76 -
EBC Pilot Jet EBC224-32.5
EBC
$15.76Precise fuel metering is the foundation of carburetor performance, and worn or incorrect jets rob your engine of both reliability and power delivery. The EBC Pilot Jet EBC224-32.5 is a high-quality brass replacement that restores accurate fuel flow to...10050081- SKU:
- 10050081
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- BRASS
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- TYPE:
- PILOT
- UNITS:
- 4 PACK
- COLOR/FINISH:
- BRASS
- JET SIZE:
- 32.5
- JET TIP DIAMETER METRIC:
- 2.50 MM
- OVERALL DIAMETER METRIC:
- 5.00 MM
- OVERALL LENGTH METRIC:
- 27.80 MM
- PRODUCT NAME:
- JET
- MATERIAL:
- BRASS
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
$15.76 -
EBC Pilot Jet EBC30/96-42.5
EBC
$14.85A properly jetted carburetor is the foundation of consistent fuel delivery and predictable engine performance. If you're tuning a Kawasaki, Suzuki, or Yamaha with a BS CV carb, the OEM pilot jet may not match your engine's specific air density, altitude,...10050115- SKU:
- 10050115
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- BASE COLOR:
- BRASS
- PRODUCT NAME:
- JET
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- UNITS:
- 4 PACK
- RIDING STYLE:
- OFF-ROAD
- JET SIZE:
- 42.5
- JET TIP DIAMETER METRIC:
- 3.50 MM
- TYPE:
- PILOT
- COLOR/FINISH:
- BRASS
- MATERIAL:
- BRASS
- OVERALL LENGTH METRIC:
- 14.00 MM
- RIDING STYLE:
- ATV
$14.85Qty in Cart: 0Quantity:Price:$14.85Subtotal: -
EBC Pilot Jet EBC30/96-45
EBC
$14.85A properly jetted carburetor is the foundation of reliable engine performance, and worn or incorrect pilot jets compromise both idle quality and fuel economy. The EBC Pilot Jet delivers precision fuel metering with flow-calibrated brass construction,...10050116- SKU:
- 10050116
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- BRASS
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- UNITS:
- 4 PACK
- JET TIP DIAMETER METRIC:
- 3.50 MM
- TYPE:
- PILOT
- JET SIZE:
- 45
- PRODUCT NAME:
- JET
- COLOR/FINISH:
- BRASS
- MATERIAL:
- BRASS
- OVERALL LENGTH METRIC:
- 14.00 MM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
$14.85 -
EBC Pilot Jet EBC30/96-47.5
EBC
$14.85Carburetor tuning demands precision, and jet sizing directly controls your fuel-air mixture across the entire RPM band. The EBC Pilot Jet delivers flow-calibrated accuracy in brass construction, ensuring consistent idle and low-RPM performance without...10050117- SKU:
- 10050117
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- BRASS
- PRODUCT NAME:
- JET
- RIDING STYLE:
- STREET
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- UNITS:
- 4 PACK
- JET SIZE:
- 47.5
- JET TIP DIAMETER METRIC:
- 3.50 MM
- OVERALL LENGTH METRIC:
- 14.00 MM
- RIDING STYLE:
- ATV
- TYPE:
- PILOT
- COLOR/FINISH:
- BRASS
$14.85 -
EBC Pilot Jet EBC30/96-50
EBC
$14.85A properly calibrated pilot jet is essential for smooth idle quality and low-RPM throttle response—two areas where even minor jetting errors create frustrating hesitation or stalling. The EBC30/96-50 is a precision brass replacement that restores...10050118- SKU:
- 10050118
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- BRASS
- PRODUCT NAME:
- JET
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- JET TIP DIAMETER METRIC:
- 3.50 MM
- OVERALL LENGTH METRIC:
- 14.00 MM
- RIDING STYLE:
- ATV
- TYPE:
- PILOT
- JET SIZE:
- 50
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- 4 PACK
- COLOR/FINISH:
- BRASS
$14.85 -
EBC Pilot Jet EBC30/96-52.5
EBC
$9.38A properly calibrated pilot jet is fundamental to carburetor performance—it controls fuel delivery at idle and low-throttle conditions, directly impacting throttle response, cold starts, and fuel economy. If your bike is running rich or lean off-idle, or...10050119- SKU:
- 10050119
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- TYPE:
- PILOT
- BASE COLOR:
- BRASS
- JET SIZE:
- 52.5
- OVERALL LENGTH METRIC:
- 14.00 MM
- PRODUCT NAME:
- JET
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BRASS
- RIDING STYLE:
- UTV
- UNITS:
- 4 PACK
- JET TIP DIAMETER METRIC:
- 3.50 MM
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
$9.38 -
EBC Pilot Jet EBC30/96-55
EBC
$9.38A properly calibrated pilot jet is essential for smooth idle quality, clean low-end throttle response, and reliable cold starts—areas where even minor fuel delivery inconsistencies become apparent. The EBC30/96-55 is a precision brass replacement that...10050120- SKU:
- 10050120
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- TYPE:
- PILOT
- UNITS:
- 4 PACK
- BASE COLOR:
- BRASS
- PRODUCT NAME:
- JET
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BRASS
- JET SIZE:
- 55
- RIDING STYLE:
- UTV
- JET TIP DIAMETER METRIC:
- 3.50 MM
- MATERIAL:
- BRASS
- OVERALL LENGTH METRIC:
- 14.00 MM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
$9.38 -
EBC Pilot Jet EBC30/96-57.5
EBC
$9.38Carburetor tuning requires precision, and a mis-sized pilot jet can undermine your engine's fuel delivery and throttle response across the entire RPM range. The EBC Pilot Jet EBC30/96-57.5 is a high-quality brass replacement engineered to exacting...10050121- SKU:
- 10050121
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- COLOR/FINISH:
- BRASS
- JET SIZE:
- 57.5
- MATERIAL:
- BRASS
- OVERALL LENGTH METRIC:
- 14.00 MM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- JET TIP DIAMETER METRIC:
- 3.50 MM
- TYPE:
- PILOT
- BASE COLOR:
- BRASS
- PRODUCT NAME:
- JET
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- UNITS:
- 4 PACK
$9.38 -
EBC Pilot Jet EBC424-21-35
EBC
$19.50Proper jetting is fundamental to carburetor performance, and the EBC Pilot Jet EBC424-21-35 delivers the precision fuel metering your engine demands at idle and low-throttle conditions. As a brass, flow-calibrated replacement, this jet ensures accurate...10050123- SKU:
- 10050123
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- HEAD DIAMETER:
- 5,00 MM (0,20')
- HEAD DIAMETER METRIC:
- 5.00 MM
- JET SIZE:
- 35
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- 4 PACK
- HEAD DIAMETER IMPERIAL:
- 0.20'
- RIDING STYLE:
- ATV
- TYPE:
- PILOT
- OVERALL LENGTH METRIC:
- 28.00 MM
- PRODUCT NAME:
- JET
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
$19.50 -
EBC Pilot Jet EBC424-21-40
EBC
$19.50Carburetor tuning demands precision—even a single jet size off throws your air-fuel ratio out of spec and costs you power or reliability. The EBC Pilot Jet EBC424-21-40 delivers flow-calibrated accuracy for consistent idle quality and low-rpm response...10050125- SKU:
- 10050125
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- RIDING STYLE:
- OFF-ROAD
- JET SIZE:
- 40
- PRODUCT NAME:
- JET
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- MATERIAL:
- BRASS
- OVERALL LENGTH METRIC:
- 28.00 MM
- RIDING STYLE:
- UTV
- UNITS:
- 4 PACK
- HEAD DIAMETER:
- 5,00 MM (0,20')
- HEAD DIAMETER IMPERIAL:
- 0.20'
- HEAD DIAMETER METRIC:
- 5.00 MM
- TYPE:
- PILOT
$19.50
