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
-
Hiflofiltro Foam Air Filter Suzuki RM125 2002-2003 HFF3013
HIFLOFILTRO
$23.60A properly engineered air filter is foundational to engine performance—it directly impacts throttle response, fuel efficiency, and longevity. The Hiflofiltro HFF3013 replaces restrictive OEM filters with a dual-layer foam design that increases airflow to...10110405- SKU:
- 10110405
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- COLOR/FINISH:
- GREEN
- FILTER SHAPE:
- TEARDROP
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- TAPERED
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- WHITE
- PRODUCT NAME:
- AIR FILTER
- COLOR/FINISH:
- WHITE
- TYPE:
- DUAL-STAGE
$23.60Qty in Cart: 0Quantity:Price:$23.60Subtotal: -
Hiflofiltro Air Filter for Suzuki AN400 Burgman 2007-2017 HFA3401
HIFLOFILTRO
$21.98A clean, efficient air filter is foundational to your Burgman's performance—it directly impacts throttle response, fuel economy, and engine longevity. The Hiflofiltro HFA3401 is engineered to OEM specifications and installs as a direct bolt-on...10113265- SKU:
- 10113265
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- STYLE:
- STANDARD
- FILTER MEDIA MATERIAL:
- PAPER
- FILTER SHAPE:
- RECTANGULAR
- TYPE:
- REPLACEMENT
- MODEL:
- OEM
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$21.98 -
Hiflofiltro Air Filter Honda C70 1975-1983 HFA1001
HIFLOFILTRO
$10.15A clogged or deteriorating air filter starves your Honda C70's engine of the clean air it needs to breathe properly, resulting in sluggish throttle response and reduced fuel efficiency. The Hiflofiltro HFA1001 is engineered to OEM specifications,...10112622- SKU:
- 10112622
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- FEATURES:
- WASHABLE
- RIDING STYLE:
- STREET
- BASE COLOR:
- YELLOW
- PRODUCT NAME:
- AIR FILTER
- UNITS:
- EACH
$10.15Qty in Cart: 0Quantity:Price:$10.15Subtotal: -
On Sale
Hiflofiltro Air Filter Yamaha XP500 TMAX 2001-2007 Right Hand Side V-Belt Filter HFA4506
HIFLOFILTRO
MSRP: $20.95Now: $13.00Was: $20.95A restrictive or clogged air filter directly reduces your XP500 T-MAX's throttle response and fuel efficiency. The HIFLOFILTRO HFA4506 restores optimal airflow to your engine while maintaining effective contaminant capture, keeping your scooter running...10112018- SKU:
- 10112018
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- FILTER MEDIA MATERIAL:
- PAPER
- TYPE:
- RIGHT HAND SIDE
- FEATURES:
- DISPOSABLE
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- AIR FILTER
- UNITS:
- EACH
- BASE COLOR:
- WHITE
- FILTER SHAPE:
- ROUND
MSRP: $20.95Now: $13.00Was: $20.95Qty in Cart: 0Quantity:Price:MSRP: $20.95Now: $13.00Was: $20.95Subtotal: -
BOYESEN Single-Stage Reed - Fiber - KTM 50/65SX SSF040
BOYESEN
$24.95Reed valves are critical to your engine's breathing efficiency—they control the precise timing of fuel and air intake, directly impacting throttle response and overall performance. The Boyesen SSF040 fiber reeds are engineered to match OEM specifications...SSF040- SKU:
- SSF040
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- UNITS:
- SET
- PRODUCT NAME:
- REED PETAL
- MATERIAL:
- FIBERGLASS
- MODEL:
- SUPER STOCK
- RIDING STYLE:
- OFF-ROAD
$24.95Qty in Cart: 0Quantity:Price:$24.95Subtotal: -
BOYESEN Single-Stage Reed - Carbon - KTM 200EXC '03 SSC241
BOYESEN
$50.95Stock reeds limit your engine's breathing potential and wear out quickly under racing conditions. The Boyesen Single-Stage Carbon Reed delivers measurable improvements in throttle response and mid-range power while outlasting OEM components by a...SSC241- SKU:
- SSC241
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CARBON
- MODEL:
- SUPER STOCK
- PRODUCT NAME:
- REED PETAL
- UNITS:
- SET
$50.95Qty in Cart: 0Quantity:Price:$50.95Subtotal: -
BOYESEN Single-Stage Reed - Carbon - YZ250 '03 SSC132
BOYESEN
$50.95Stock reeds limit your YZ250's potential across the RPM band, causing sluggish throttle response and premature wear. The BOYESEN Single-Stage Reed delivers precision-engineered carbon construction that restores crisp intake dynamics while extending...SSC132- SKU:
- SSC132
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MATERIAL:
- CARBON
- PRODUCT NAME:
- REED PETAL
- UNITS:
- SET
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- SUPER STOCK
$50.95Qty in Cart: 0Quantity:Price:$50.95Subtotal: -
BOYESEN Single-Stage Reed - Carbon - YZ125 '94-'00 SSC031
BOYESEN
$50.95Reed valve condition directly impacts your YZ125's intake efficiency and throttle response across the entire RPM band. Factory reeds deteriorate over time, causing performance loss and unpredictable engine behavior. The Boyesen SSC031 carbon reeds...SSC031- SKU:
- SSC031
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MODEL:
- SUPER STOCK
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CARBON
- PRODUCT NAME:
- REED PETAL
- UNITS:
- SET
$50.95Qty in Cart: 0Quantity:Price:$50.95Subtotal: -
BOYESEN Single-Stage Reed - Carbon - RM/RMX250 SSC022
BOYESEN
$50.95Snowmobile Super Stock Reeds SSC022 Designed specifically for snowmobiles, ensuring optimal performance. Sold as cylinder sets, with one set needed per cylinder. Durable construction offers longer lifespan compared to other stock reeds. ...SSC022- SKU:
- SSC022
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CARBON
- MODEL:
- SUPER STOCK
- PRODUCT NAME:
- REED PETAL
- UNITS:
- SET
$50.95Qty in Cart: 0Quantity:Price:$50.95Subtotal: -
BOYESEN Radiator Valve - KTM Miscellaneous RAD43X
BOYESEN
$179.95Maintain 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...RAD43X- SKU:
- RAD43X
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- COLOR/FINISH:
- SILVER
- PRODUCT NAME:
- REED CAGE ASSEMBLY
- MATERIAL:
- ALUMINUM
- MATERIAL:
- CARBON FIBER
- RIDING STYLE:
- STREET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- MODEL:
- RAD VALVE
- UNITS:
- EACH
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
BOYESEN Radiator Valve - KX250 '87-'93 RAD-12
BOYESEN
$179.95Maintain 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...RAD12- SKU:
- RAD12
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MODEL:
- RAD VALVE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- MATERIAL:
- ALUMINUM
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- REED CAGE ASSEMBLY
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
BOYESEN Radiator Valve - CR250 '03 RAD-02G
BOYESEN
$179.95Maintain 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...RAD02G- SKU:
- RAD02G
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- MATERIAL:
- ALUMINUM
- MATERIAL:
- CARBON FIBER
- MODEL:
- RAD VALVE
- UNITS:
- EACH
- PRODUCT NAME:
- REED CAGE ASSEMBLY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- COLOR/FINISH:
- SILVER
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
BOYESEN Radiator Valve - CR125 '03 RAD-01H
BOYESEN
$179.95Maintain 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...RAD01H- SKU:
- RAD01H
- Availability:
- Ships Same Business Day
- Weight:
- 1.08 LBS
- PRODUCT NAME:
- REED CAGE ASSEMBLY
- COLOR/FINISH:
- SILVER
- MATERIAL:
- ALUMINUM
- MATERIAL:
- CARBON FIBER
- MODEL:
- RAD VALVE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- UNITS:
- EACH
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
BOYESEN Pro Series Reed for RAD24B PSR17
BOYESEN
$64.95A reed valve's responsiveness directly impacts your engine's throttle control and power delivery—especially in high-RPM applications where piston speed changes demand instant valve reaction. The Boyesen Pro Series Reed combines carbon fiber's weight...PRO17- SKU:
- PRO17
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- MODEL:
- PRO SERIES
- PRODUCT NAME:
- REED PETAL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- BASE COLOR:
- YELLOW
- MATERIAL:
- CARBON FIBER
- UNITS:
- SET
$64.95Qty in Cart: 0Quantity:Price:$64.95Subtotal: -
BOYESEN Pro Series Reed for RAD42B PSR156
BOYESEN
$64.95A properly functioning reed valve is critical to your engine's ability to convert fuel charge into usable power—and the BOYESEN Pro Series Reed delivers responsiveness that translates directly to throttle control and acceleration. By pairing a...PRO156- SKU:
- PRO156
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MATERIAL:
- CARBON FIBER
- MODEL:
- PRO SERIES
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- YELLOW
- PRODUCT NAME:
- REED PETAL
- TYPE:
- DUAL STAGE
- UNITS:
- SET
$64.95Qty in Cart: 0Quantity:Price:$64.95Subtotal: -
BOYESEN Pro Series Reed - KX125 PRO03
BOYESEN
$62.95Reed valve performance directly impacts throttle response and low-to-mid-range acceleration on your KX125—and Boyesen's Pro Series delivers measurable gains where it matters most. The dual-stage carbon fiber and fiberglass construction responds instantly...PRO03- SKU:
- PRO03
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- MATERIAL:
- CARBON FIBER
- MODEL:
- PRO SERIES
- BASE COLOR:
- YELLOW
- PRODUCT NAME:
- REED PETAL
- UNITS:
- SET
$62.95Qty in Cart: 0Quantity:Price:$62.95Subtotal: -
BOYESEN Radiator Valve - CR125 '05-'07 RAD-01J
BOYESEN
$179.95A radiator valve optimizes intake charge distribution across your CR125's cylinder, eliminating dead zones that rob you of power and throttle response. Boyesen's dual-stage reed design maintains flow velocity while sharpening how your engine responds to...10080111- SKU:
- 10080111
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- MATERIAL:
- ALUMINUM
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- REED CAGE ASSEMBLY
- TYPE:
- DUAL STAGE
- COLOR/FINISH:
- SILVER
- MODEL:
- RAD VALVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
BOYESEN Radiator Valve - RM/KX65 RAD-15
BOYESEN
$159.95If you're running a RM or KX65, intake velocity and port distribution directly impact your power band consistency. The Boyesen Radiator Valve optimizes charge flow through dual-stage reeds, translating to sharper throttle response and measurable...10080003- SKU:
- 10080003
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MATERIAL:
- CARBON FIBER
- COLOR/FINISH:
- SILVER
- MODEL:
- RAD VALVE
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- REED CAGE ASSEMBLY
- TYPE:
- DUAL STAGE
- MATERIAL:
- ALUMINUM
- UNITS:
- EACH
$159.95Qty in Cart: 0Quantity:Price:$159.95Subtotal: -
BOYESEN Single-Stage Reed - Carbon - Kawasaki/Suzuki SSC110
BOYESEN
$39.95Stock reeds restrict your snowmobile's breathing and limit power delivery across the RPM band. The BOYESEN Single-Stage Reed upgrade restores efficient cylinder scavenging, translating to measurable horsepower gains and more responsive throttle control...SSC110- SKU:
- SSC110
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CARBON
- MODEL:
- SUPER STOCK
- PRODUCT NAME:
- REED PETAL
- UNITS:
- SET
$39.95 -
BOYESEN Single-Stage Reed - Carbon - YZ250/WR250 SSC032
BOYESEN
$50.95Reed valves are the heartbeat of two-stroke performance, and worn or suboptimal reeds directly limit your engine's ability to breathe and respond across the RPM band. The BOYESEN Single-Stage Carbon Reed delivers measurable improvements in scavenging...SSC032- SKU:
- SSC032
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- SET
- MATERIAL:
- CARBON
- MODEL:
- SUPER STOCK
- PRODUCT NAME:
- REED PETAL
$50.95Qty in Cart: 0Quantity:Price:$50.95Subtotal:
