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Dirt Bike Air and Fuel

Dirt Bike Air and Fuel

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

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 Torque Spacer Kit - CR250 08-112SK

    MOOSE RACING Torque Spacer Kit - CR250 08-112SK

    MOOSE RACING

    $41.95
    If you're running a CR250 and want measurable low-end to mid-range punch without complex engine modifications, the MOOSE RACING Torque Spacer Kit delivers exactly that. By shifting your torque curve to favor the critical power band where you need it...
    M56008112
    SKU:
    M56008112
    Availability:
    Ships Same Business Day
    Weight:
    0.24 LBS
    BASE COLOR:
    SILVER
    FEATURES:
    INCLUDES GASKETS
    COLOR/FINISH:
    SILVER
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CNC-MACHINED
    PRODUCT NAME:
    INTAKE SPACER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TORQUE
    UNITS:
    KIT
    $41.95
    Qty in Cart: 0
    Quantity:
    Price:
    $41.95
    Subtotal:
  • MOOSE RACING Torque Spacer Kit - RM/RMX/LT 08-310SK

    MOOSE RACING Torque Spacer Kit - RM/RMX/LT 08-310SK

    MOOSE RACING

    $41.95
    If you're running RM, RMX, or LT two-stroke engines, a flat torque curve across the entire rev range isn't always ideal—especially when you need aggressive low-to-mid pull for quick acceleration or tight track sections. The MOOSE RACING Torque Spacer Kit...
    M56008310
    SKU:
    M56008310
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    BASE COLOR:
    SILVER
    FEATURES:
    INCLUDES GASKETS
    COLOR/FINISH:
    SILVER
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CNC-MACHINED
    PRODUCT NAME:
    INTAKE SPACER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TORQUE
    UNITS:
    KIT
    $41.95
    Qty in Cart: 0
    Quantity:
    Price:
    $41.95
    Subtotal:
  • MOOSE RACING Torque Spacer Kit - Yamaha 08-411SK

    MOOSE RACING Torque Spacer Kit - Yamaha 08-411SK

    MOOSE RACING

    $41.95
    If you're looking to extract more usable power from your Yamaha in the low-to-mid rev range, a torque spacer kit is one of the most cost-effective modifications available. By shifting your power band down, you'll gain quicker throttle response and...
    M56008411
    SKU:
    M56008411
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    BASE COLOR:
    SILVER
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CNC-MACHINED
    PRODUCT NAME:
    INTAKE SPACER
    UNITS:
    KIT
    FEATURES:
    INCLUDES GASKETS
    COLOR/FINISH:
    SILVER
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TORQUE
    $41.95
    Qty in Cart: 0
    Quantity:
    Price:
    $41.95
    Subtotal:
  • MOOSE RACING Air Filter - KX/RM60 1-40-01

    MOOSE RACING Air Filter - KX/RM60 1-40-01

    MOOSE RACING

    $26.95
    Dust and debris are your engine's enemies—especially on the track or trail. The MOOSE RACING Air Filter for KX/RM60 delivers dual-layer foam protection that traps everything from coarse particles to fine dust without sacrificing airflow or requiring...
    M7614001
    SKU:
    M7614001
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    COLOR/FINISH:
    WHITE
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    FILTER MEDIA MATERIAL:
    FOAM
    PRODUCT NAME:
    AIR FILTER
    BASE COLOR:
    WHITE
    $26.95
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • MOOSE RACING Air Filter - KX80 '86-'90 1-40-03

    MOOSE RACING Air Filter - KX80 '86-'90 1-40-03

    MOOSE RACING

    $26.95
    A quality air filter is non-negotiable for maintaining peak engine performance and longevity on your KX80. The MOOSE RACING Air Filter delivers dual-layer foam construction that traps both large debris and fine dust particles without restricting...
    M7614003
    SKU:
    M7614003
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    COLOR/FINISH:
    WHITE
    UNITS:
    EACH
    BASE COLOR:
    WHITE
    FILTER MEDIA MATERIAL:
    FOAM
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    $26.95
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • MOOSE RACING Air Filter - Kawasaki/Suzuki 1-40-04

    MOOSE RACING Air Filter - Kawasaki/Suzuki 1-40-04

    MOOSE RACING

    $26.95
    A quality air filter is your engine's first line of defense against contamination that degrades performance and shortens engine life. The MOOSE RACING Air Filter uses a proven dual-foam design to maximize airflow while trapping both large particles and...
    M7614004
    SKU:
    M7614004
    Availability:
    Ships Same Business Day
    Weight:
    0.28 LBS
    FILTER MEDIA MATERIAL:
    FOAM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    BASE COLOR:
    WHITE
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    WHITE
    UNITS:
    EACH
    $26.95
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • MOOSE RACING Air Filter - Kawasaki/Suzuki 1-40-05

    MOOSE RACING Air Filter - Kawasaki/Suzuki 1-40-05

    MOOSE RACING

    $26.95
    A quality air filter is your engine's first line of defense against contamination, directly impacting combustion efficiency and longevity. The MOOSE RACING Air Filter uses a dual-foam design that traps large debris in the outer layer while capturing fine...
    M7614005
    SKU:
    M7614005
    Availability:
    Ships Same Business Day
    Weight:
    0.28 LBS
    FILTER MEDIA MATERIAL:
    FOAM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    COLOR/FINISH:
    WHITE
    BASE COLOR:
    WHITE
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    AIR FILTER
    UNITS:
    EACH
    $26.95
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • MOOSE RACING Air Filter - Kawasaki 1-40-30

    MOOSE RACING Air Filter - Kawasaki 1-40-30

    MOOSE RACING

    $26.95
    A quality air filter is non-negotiable for engine longevity and consistent performance—cheap filters let contaminants slip through, compromising ring seal and increasing wear. The MOOSE RACING 1-40-30 uses a proven two-layer foam design that traps fine...
    M7614030
    SKU:
    M7614030
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    COLOR/FINISH:
    WHITE
    FILTER MEDIA MATERIAL:
    FOAM
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    BASE COLOR:
    WHITE
    $26.95
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • MOOSE RACING Air Filter - Honda/Yamaha 2-20-03

    MOOSE RACING Air Filter - Honda/Yamaha 2-20-03

    MOOSE RACING

    $17.95
    A quality air filter is non-negotiable for engine longevity and performance—dirty air destroys horsepower and accelerates wear. The MOOSE RACING 2-20-03 delivers dual-stage foam filtration that captures everything from coarse debris to fine dust...
    M7622003
    SKU:
    M7622003
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    BASE COLOR:
    WHITE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    FILTER MEDIA MATERIAL:
    FOAM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    COLOR/FINISH:
    WHITE
    PRODUCT NAME:
    AIR FILTER
    $17.95
    Qty in Cart: 0
    Quantity:
    Price:
    $17.95
    Subtotal:
  • K & N Universal Air Filter RU-2430

    K & N Universal Air Filter RU-2430

    K & N

    $86.99
    Stock airboxes restrict airflow and limit your engine's breathing potential. The K&N RU-2430 carburetor filter eliminates that restriction, delivering improved throttle response and more efficient fuel atomization by allowing your carb to inhale freely...
    RU2430
    SKU:
    RU2430
    Availability:
    Ships Same Business Day
    Weight:
    1.20 LBS
    BASE COLOR:
    RED
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    COLOR/FINISH:
    BLACK
    COLOR/FINISH:
    RED
    FILTER SHAPE:
    ROUND
    STYLE:
    CLAMP-ON
    BASE COLOR:
    BLACK
    FILTER MEDIA MATERIAL:
    COTTON GAUZE
    MOUNTING FLANGE/INSIDE DIAMETER IMPERIAL:
    3.00'
    FEATURES:
    WASHABLE
    FILTER HEIGHT IMPERIAL:
    5.00'
    FLANGE POSITION:
    CENTERED
    Qty in Cart: 0
    Quantity:
    Price:
    $86.99
    Subtotal:
  • K & N Air Filter - Can-Am Outlander CM-8009

    K & N Air Filter - Can-Am Outlander CM-8009

    K & N

    $92.99
    A restrictive factory air filter limits your Outlander's breathing potential and forces your engine to work harder than necessary. The K&N CM-8009 delivers measurably higher airflow while maintaining superior filtration, giving you better throttle...
    10112944
    SKU:
    10112944
    Availability:
    Ships Same Business Day
    Weight:
    1.50 LBS
    $92.99
    Qty in Cart: 0
    Quantity:
    Price:
    $92.99
    Subtotal:
  • K & N Air Filter - Outlander 800 CM-8012

    K & N Air Filter - Outlander 800 CM-8012

    K & N

    $83.99
    Stock air filters restrict airflow and require frequent replacement, limiting your Outlander 800's potential for power delivery and throttle response. The K&N CM-8012 drops directly into your OEM airbox with zero modifications, delivering improved...
    10112881
    SKU:
    10112881
    Availability:
    Ships Same Business Day
    Weight:
    1.05 LBS
    $83.99
    Qty in Cart: 0
    Quantity:
    Price:
    $83.99
    Subtotal:
  • K&S TECHNOLOGIES Carburetor Float with Pin - Honda 56-1610

    K&S TECHNOLOGIES Carburetor Float with Pin - Honda 56-1610

    K&S TECHNOLOGIES

    $35.95
    A worn or damaged carburetor float disrupts fuel delivery and causes inconsistent idle, hesitation, and poor throttle response. The K&S Technologies replacement float restores precise fuel metering to your Mikuni carburetor, ensuring reliable starting,...
    10030408
    SKU:
    10030408
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MODEL:
    OEM REPLACEMENT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CARBURETOR
    PRODUCT NAME:
    FLOAT
    UNITS:
    SET
    MODEL:
    MIKUNI
    RIDING STYLE:
    STREET
    $35.95
    Qty in Cart: 0
    Quantity:
    Price:
    $35.95
    Subtotal:
  • IMS PRODUCTS INC. Coolant Recovery Tank - 150cc 109502-N2

    IMS PRODUCTS INC. Coolant Recovery Tank - 150cc 109502-N2

    IMS PRODUCTS INC.

    $112.22
    Coolant loss during hard driving degrades engine efficiency and puts unnecessary stress on your cooling system. The IMS Products Coolant Recovery Tank captures overflow that would otherwise be wasted, returning it to your radiator as temperatures...
    19021286
    SKU:
    19021286
    Availability:
    Ships Same Business Day
    Weight:
    1.15 LBS
    COLOR/FINISH:
    OFF-WHITE
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    RECOVERY TANK
    TYPE:
    COOLANT
    UNITS:
    KIT
    $112.22
    Qty in Cart: 0
    Quantity:
    Price:
    $112.22
    Subtotal:
  • On Sale
    GET RX1 Pro Engine Control Unit - KX450F GK-RX1PRO-0035 GET RX1 Pro Engine Control Unit - KX450F GK-RX1PRO-0035

    GET RX1 Pro Engine Control Unit - KX450F GK-RX1PRO-0035

    GET

    MSRP: $979.95
    Now: $627.00
    Was: $979.95
    Precision engine tuning has traditionally required dyno time and expensive custom maps. The GET RX1 Pro ECU eliminates that barrier by putting real-time engine parameter adjustments directly in your hands—wirelessly. Whether you're optimizing for peak...
    10203027
    SKU:
    10203027
    Availability:
    Ships Same Business Day
    Weight:
    1.35 LBS
    COLOR/FINISH:
    GREEN
    PRODUCT NAME:
    RACE KIT
    BASE COLOR:
    GREEN
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MSRP: $979.95
    Now: $627.00
    Was: $979.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $979.95
    Now: $627.00
    Was: $979.95
    Subtotal:
  • HELIX High-Pressure Fuel Line - Blue - 5/16" - 10' 516-0205

    HELIX High-Pressure Fuel Line - Blue - 5/16" - 10' 516-0205

    HELIX

    $49.95
    Fuel system reliability directly impacts performance and safety on the track or street. The HELIX High-Pressure Fuel Line delivers consistent fuel delivery without degradation, even under extreme temperature swings and aggressive driving conditions. This...
    07060280
    SKU:
    07060280
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    INSIDE DIAMETER IMPERIAL:
    5/16'
    MATERIAL:
    POLYURETHANE
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    LENGTH METRIC:
    305 CM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    COLOR/FINISH:
    BLUE
    LENGTH IMPERIAL:
    10'
    PRODUCT NAME:
    FUEL LINE
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    BASE COLOR:
    BLUE
    INSIDE DIAMETER METRIC:
    7.9 MM
    MATERIAL:
    NYLON
    OUTSIDE DIAMETER METRIC:
    12 MM
    TYPE:
    HIGH PRESSURE
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • HELIX High-Pressure Fuel Line - Blue - 3/8" - 3' 380-9165

    HELIX High-Pressure Fuel Line - Blue - 3/8" - 3' 380-9165

    HELIX

    $16.95
    Fuel line integrity is non-negotiable in high-performance applications—a single failure can cost you a race or worse. The HELIX High-Pressure Fuel Line delivers reliable fuel delivery with premium polyurethane construction that resists degradation from...
    07060281
    SKU:
    07060281
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    BASE COLOR:
    BLUE
    LENGTH IMPERIAL:
    3'
    MATERIAL:
    NYLON
    RIDING STYLE:
    ATV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    HIGH PRESSURE
    COLOR/FINISH:
    BLUE
    INSIDE DIAMETER IMPERIAL:
    3/8'
    OUTSIDE DIAMETER IMPERIAL:
    9/16'
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    FUEL LINE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    INSIDE DIAMETER METRIC:
    9.5 MM
    LENGTH METRIC:
    91 CM
    MATERIAL:
    POLYURETHANE
    OUTSIDE DIAMETER METRIC:
    14.3 MM
    UNITS:
    EACH
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • HELIX High-Pressure Fuel Line - Yellow - 1/4" - 3' 140-3104 HELIX High-Pressure Fuel Line - Yellow - 1/4" - 3' 140-3104

    HELIX High-Pressure Fuel Line - Yellow - 1/4" - 3' 140-3104

    HELIX

    $14.95
    Fuel delivery reliability is non-negotiable in high-performance applications. The HELIX High-Pressure Fuel Line delivers consistent flow without degradation, even under demanding racing conditions where standard fuel lines fail. Built with premium...
    07060283
    SKU:
    07060283
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    BASE COLOR:
    YELLOW
    LENGTH IMPERIAL:
    3'
    MATERIAL:
    NYLON
    OUTSIDE DIAMETER METRIC:
    9.5 MM
    RIDING STYLE:
    WATERCRAFT
    COLOR/FINISH:
    YELLOW
    INSIDE DIAMETER METRIC:
    6.4 MM
    PRODUCT NAME:
    FUEL LINE
    INSIDE DIAMETER IMPERIAL:
    1/4'
    OUTSIDE DIAMETER IMPERIAL:
    3/8'
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    TYPE:
    HIGH PRESSURE
    LENGTH METRIC:
    91 CM
    MATERIAL:
    POLYURETHANE
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • HELIX High-Pressure Fuel Line - Yellow - 5/16" - 3' 516-4734 HELIX High-Pressure Fuel Line - Yellow - 5/16" - 3' 516-4734

    HELIX High-Pressure Fuel Line - Yellow - 5/16" - 3' 516-4734

    HELIX

    $16.95
    Fuel system reliability is non-negotiable in high-performance applications, and substandard fuel lines are a common source of leaks and failures under pressure. The HELIX High-Pressure Fuel Line delivers proven durability with premium polyurethane...
    07060285
    SKU:
    07060285
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    BASE COLOR:
    YELLOW
    MATERIAL:
    NYLON
    MATERIAL:
    POLYURETHANE
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    COLOR/FINISH:
    YELLOW
    LENGTH METRIC:
    91 CM
    PRODUCT NAME:
    FUEL LINE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    INSIDE DIAMETER METRIC:
    7.9 MM
    LENGTH IMPERIAL:
    3'
    OUTSIDE DIAMETER METRIC:
    12 MM
    TYPE:
    HIGH PRESSURE
    INSIDE DIAMETER IMPERIAL:
    5/16'
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • HELIX High-Pressure Fuel Line - Yellow - 3/8" - 10' 380-0304

    HELIX High-Pressure Fuel Line - Yellow - 3/8" - 10' 380-0304

    HELIX

    $54.95
    If you're running forced induction or a high-output fuel system, OEM fuel lines won't cut it. The HELIX High-Pressure Fuel Line delivers the durability and reliability your performance build demands, with premium polyurethane construction rated for 200...
    07060288
    SKU:
    07060288
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    COLOR/FINISH:
    YELLOW
    INSIDE DIAMETER METRIC:
    9.5 MM
    LENGTH METRIC:
    305 CM
    OUTSIDE DIAMETER METRIC:
    14.3 MM
    PRODUCT NAME:
    FUEL LINE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    BASE COLOR:
    YELLOW
    MATERIAL:
    POLYURETHANE
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    MATERIAL:
    NYLON
    TYPE:
    HIGH PRESSURE
    INSIDE DIAMETER IMPERIAL:
    3/8'
    LENGTH IMPERIAL:
    10'
    OUTSIDE DIAMETER IMPERIAL:
    9/16'
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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