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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 Fuel Line - Black - 1/4" - 3' 140-3807

    MOOSE RACING Fuel Line - Black - 1/4" - 3' 140-3807

    MOOSE RACING

    $10.95
    Fuel line degradation is one of the most overlooked maintenance items in performance builds, often leading to leaks, vapor lock, and unreliable operation on the track or at the strip. The MOOSE RACING fuel line resists the heat cycling and ethanol...
    M62191
    SKU:
    M62191
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    APPLICATION:
    FUEL INJECTED
    INSIDE DIAMETER IMPERIAL:
    1/4'
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    PRODUCT NAME:
    FUEL LINE
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    BASE COLOR:
    BLACK
    LENGTH IMPERIAL:
    3'
    RIDING STYLE:
    WATERCRAFT
    COLOR/FINISH:
    BLACK
    INSIDE DIAMETER METRIC:
    6.4 MM
    LENGTH METRIC:
    91 CM
    MATERIAL:
    POLYURETHANE
    RIDING STYLE:
    OFF-ROAD
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • MOOSE RACING Pre-Oiled Air Filter - Honda P2-20-02

    MOOSE RACING Pre-Oiled Air Filter - Honda P2-20-02

    MOOSE RACING

    $29.95
    A properly oiled air filter is critical to maintaining peak engine performance and longevity—too much oil starves your engine of horsepower, while dry spots invite catastrophic damage. The MOOSE RACING Pre-Oiled Air Filter eliminates this guesswork with...
    10110830
    SKU:
    10110830
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    FILTER MEDIA MATERIAL:
    FOAM
    PRODUCT NAME:
    AIR FILTER
    COLOR/FINISH:
    GREEN
    FILTER SHAPE:
    OVAL
    BASE COLOR:
    GREEN
    FEATURES:
    PRE-OILED
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    MODEL:
    PRECISION
    UNITS:
    EACH
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • MOOSE RACING Pre-Oiled Air Filter - Honda P2-20-05

    MOOSE RACING Pre-Oiled Air Filter - Honda P2-20-05

    MOOSE RACING

    $9.95
    An air filter's job is simple: maximize airflow while protecting your engine from contaminants. The MOOSE RACING Pre-Oiled Air Filter eliminates the guesswork by arriving factory-oiled to precise specifications—no excess oil starving your engine of...
    10110831
    SKU:
    10110831
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    BASE COLOR:
    GREEN
    FEATURES:
    PRE-OILED
    FILTER MEDIA MATERIAL:
    FOAM
    MODEL:
    PRECISION
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    GREEN
    FILTER SHAPE:
    OVAL
    PRODUCT NAME:
    AIR FILTER
    UNITS:
    EACH
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • MOOSE RACING Pre-Oiled Air Filter - Honda P2-20-06

    MOOSE RACING Pre-Oiled Air Filter - Honda P2-20-06

    MOOSE RACING

    $32.95
    A properly oiled air filter is critical to maintaining peak engine performance and protection—too much oil starves your engine of horsepower, while dry spots leave your engine vulnerable to contamination. The MOOSE RACING Pre-Oiled Air Filter eliminates...
    10110832
    SKU:
    10110832
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    FILTER SHAPE:
    ODD
    BASE COLOR:
    GREEN
    FILTER MEDIA MATERIAL:
    FOAM
    MODEL:
    PRECISION
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    GREEN
    FILTER SHAPE:
    SQUARE
    PRODUCT NAME:
    AIR FILTER
    UNITS:
    EACH
    FEATURES:
    PRE-OILED
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • MOOSE RACING Pre-Oiled Air Filter - Husqvarna/Husaberg P1-30-45

    MOOSE RACING Pre-Oiled Air Filter - Husqvarna/Husaberg P1-30-45

    MOOSE RACING

    $32.95
    An improperly oiled air filter costs you power and risks engine damage—either from excess oil restricting airflow or dry spots allowing contaminants through. The MOOSE RACING Pre-Oiled Air Filter eliminates this guesswork with precision machine...
    10110833
    SKU:
    10110833
    Availability:
    Ships Same Business Day
    Weight:
    0.43 LBS
    COLOR/FINISH:
    GREEN
    FEATURES:
    PRE-OILED
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    FILTER MEDIA MATERIAL:
    FOAM
    PRODUCT NAME:
    AIR FILTER
    UNITS:
    EACH
    MODEL:
    PRECISION
    BASE COLOR:
    GREEN
    FILTER SHAPE:
    ROUND
    RIDING STYLE:
    OFF-ROAD
    $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    $32.95
    Subtotal:
  • MOOSE RACING Pre-Oiled Air Filter - Kawasaki P1-40-04

    MOOSE RACING Pre-Oiled Air Filter - Kawasaki P1-40-04

    MOOSE RACING

    $29.95
    A properly oiled air filter is critical to engine protection and performance—too much oil restricts airflow and kills horsepower, while too little leaves your engine vulnerable to contamination. The MOOSE RACING Pre-Oiled Air Filter eliminates this...
    10110834
    SKU:
    10110834
    Availability:
    Ships Same Business Day
    Weight:
    0.41 LBS
    BASE COLOR:
    GREEN
    FILTER SHAPE:
    ROUND
    MODEL:
    PRECISION
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    PRODUCT NAME:
    AIR FILTER
    FILTER MEDIA MATERIAL:
    FOAM
    COLOR/FINISH:
    GREEN
    FEATURES:
    PRE-OILED
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • MOOSE RACING Pre-Oiled Air Filter - Yamaha P3-80-20

    MOOSE RACING Pre-Oiled Air Filter - Yamaha P3-80-20

    MOOSE RACING

    $27.95
    A pre-oiled air filter eliminates dry spots that rob your engine of horsepower and compromise filtration efficiency. The MOOSE RACING P3-80-20 arrives saturated with proprietary Super Seal Filter Oil—precision-applied by high-tech machinery for...
    10113723
    SKU:
    10113723
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    $27.95
    Qty in Cart: 0
    Quantity:
    Price:
    $27.95
    Subtotal:
  • MOOSE RACING Pre-Oiled Air Filter - Yamaha P3-80-25

    MOOSE RACING Pre-Oiled Air Filter - Yamaha P3-80-25

    MOOSE RACING

    $39.95
    A properly oiled air filter is critical to maintaining peak engine performance and protection—too much oil reduces airflow and kills horsepower, while dry spots leave your engine vulnerable to contamination. The MOOSE RACING Pre-Oiled Air Filter...
    10113724
    SKU:
    10113724
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  • MOOSE RACING Fuel Mixture Screw - Orange FMS01-OR

    MOOSE RACING Fuel Mixture Screw - Orange FMS01-OR

    MOOSE RACING

    $24.95
    Fine-tuning your off-idle acceleration shouldn't require tools or guesswork. The MOOSE RACING Fuel Mixture Screw gives you precise control over your carburetor's fuel delivery with a simple finger adjustment, eliminating the need to break out a...
    10500211
    SKU:
    10500211
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MATERIAL:
    7075 ALUMINUM
    TYPE:
    FUEL MIXTURE
    RIDING STYLE:
    UTV
    BASE COLOR:
    ORANGE
    MODEL:
    ZIPTY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    BASE FINISH:
    ANODIZED
    COLOR/FINISH:
    ORANGE
    PRODUCT NAME:
    SCREW
    RIDING STYLE:
    ATV
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • MOOSE RACING Fuel Mixture Screw - Black FMS01-BK

    MOOSE RACING Fuel Mixture Screw - Black FMS01-BK

    MOOSE RACING

    $24.95
    Fine-tuning your carb's fuel mixture directly impacts throttle response and low-end performance—and the MOOSE RACING Fuel Mixture Screw makes adjustment effortless without special tools. Built from 7075 T-7 aluminum with a re-engineered pin taper design,...
    10500213
    SKU:
    10500213
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    BASE COLOR:
    BLACK
    RIDING STYLE:
    UTV
    BASE FINISH:
    ANODIZED
    MODEL:
    ZIPTY
    PRODUCT NAME:
    SCREW
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    FUEL MIXTURE
    MATERIAL:
    7075 ALUMINUM
    COLOR/FINISH:
    BLACK
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • MOOSE RACING Fuel Mixture Screw - Green FMS01-GR

    MOOSE RACING Fuel Mixture Screw - Green FMS01-GR

    MOOSE RACING

    $24.95
    Fine-tuning your off-idle throttle response shouldn't require tools or guesswork. The MOOSE RACING Fuel Mixture Screw lets you dial in your Keihin FCR carburetor with your fingers, delivering immediate improvements in acceleration and rideability. As the...
    10500214
    SKU:
    10500214
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    COLOR/FINISH:
    GREEN
    UNITS:
    EACH
    BASE COLOR:
    GREEN
    BASE FINISH:
    ANODIZED
    MODEL:
    ZIPTY
    PRODUCT NAME:
    SCREW
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    MATERIAL:
    7075 ALUMINUM
    RIDING STYLE:
    UTV
    TYPE:
    FUEL MIXTURE
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • MOOSE RACING Fuel Mixture Screw - Blue FMS01-BL

    MOOSE RACING Fuel Mixture Screw - Blue FMS01-BL

    MOOSE RACING

    $24.95
    Tuning your carburetor shouldn't require tools or guesswork. The MOOSE RACING Fuel Mixture Screw lets you dial in off-idle acceleration with your fingertips, giving you precise control over fuel mixture without breaking down your carb. Built from...
    10500215
    SKU:
    10500215
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    BASE COLOR:
    BLUE
    MATERIAL:
    7075 ALUMINUM
    UNITS:
    EACH
    BASE FINISH:
    ANODIZED
    COLOR/FINISH:
    BLUE
    PRODUCT NAME:
    SCREW
    RIDING STYLE:
    OFF-ROAD
    MODEL:
    ZIPTY
    RIDING STYLE:
    UTV
    TYPE:
    FUEL MIXTURE
    RIDING STYLE:
    ATV
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • MOOSE RACING Fuel Mixture Screw - Red FMS01

    MOOSE RACING Fuel Mixture Screw - Red FMS01

    MOOSE RACING

    $24.95
    Off-idle acceleration is often where carburetors reveal their tuning weaknesses, and a poorly adjusted fuel mixture screw can leave power on the table. The MOOSE RACING Fuel Mixture Screw eliminates the guesswork by letting you dial in your Keihin FCR...
    10500177
    SKU:
    10500177
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    BASE COLOR:
    RED
    MODEL:
    ZIPTY
    RIDING STYLE:
    ATV
    TYPE:
    FUEL MIXTURE
    COLOR/FINISH:
    RED
    RIDING STYLE:
    UTV
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    BASE FINISH:
    ANODIZED
    MATERIAL:
    7075 ALUMINUM
    PRODUCT NAME:
    SCREW
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • MOOSE RACING Radiator Guard with Brace 12-1116

    MOOSE RACING Radiator Guard with Brace 12-1116

    MOOSE RACING

    $189.95
    A radiator failure can end your race day—or worse, cause catastrophic engine damage. The MOOSE RACING Radiator Guard with Brace shields your cooling system from track debris, contact, and collision damage, keeping you focused on performance instead of...
    19010825
    SKU:
    19010825
    Availability:
    Ships Same Business Day
    Weight:
    2.25 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    UNITS:
    PAIR
    PRODUCT NAME:
    GUARD
    MATERIAL:
    ALUMINUM
    TYPE:
    RADIATOR
    COLOR/FINISH:
    SILVER
    MODEL:
    BILLET
    RIDING STYLE:
    OFF-ROAD
    $189.95
    Qty in Cart: 0
    Quantity:
    Price:
    $189.95
    Subtotal:
  • MOOSE RACING Radiator Guard - Sherco 12-9013

    MOOSE RACING Radiator Guard - Sherco 12-9013

    MOOSE RACING

    $189.95
    Radiator damage from track debris or contact ends races and drains wallets. The MOOSE RACING Radiator Guard shields your cooling system with robust 3/16" aluminum construction, letting you focus on performance instead of worrying about impact damage...
    19010826
    SKU:
    19010826
    Availability:
    Ships Same Business Day
    Weight:
    1.53 LBS
    BASE FINISH:
    UNFINISHED
    MATERIAL:
    ALUMINUM
    UNITS:
    PAIR
    BASE COLOR:
    SILVER
    COLOR/FINISH:
    BRUSHED ALUMINUM
    PRODUCT NAME:
    RADIATOR GUARD
    RIDING STYLE:
    OFF-ROAD
    $189.95
    Qty in Cart: 0
    Quantity:
    Price:
    $189.95
    Subtotal:
  • MOOSE RACING Radiator Brace - Beta 11-4120

    MOOSE RACING Radiator Brace - Beta 11-4120

    MOOSE RACING

    $109.95
    Radiator damage can sideline your bike faster than a mechanical failure, and repair costs rival an entire engine rebuild. The MOOSE RACING Radiator Brace shields your cooling system from side impacts and chassis flex that would otherwise crack or rupture...
    19010817
    SKU:
    19010817
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    RIDING STYLE:
    STREET
    UNITS:
    SET
    COLOR/FINISH:
    SILVER
    MATERIAL:
    5052 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    BRACE
    TYPE:
    RADIATOR
    $109.95
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    Subtotal:
  • MOOSE RACING Radiator Brace Replacement Straps 11-114RS

    MOOSE RACING Radiator Brace Replacement Straps 11-114RS

    MOOSE RACING

    $8.95
    A factory radiator brace experiences constant vibration and thermal cycling, gradually loosening and compromising cooling system integrity. These replacement straps restore proper radiator mounting security without requiring modification to your existing...
    19040102
    SKU:
    19040102
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    BASE COLOR:
    BLACK
    MATERIAL:
    RUBBER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    PAIR
    COLOR/FINISH:
    BLACK
    PRODUCT NAME:
    BRACE STRAP
    TYPE:
    RADIATOR
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • MOOSE RACING Carburetor Repair Kit - Yamaha 26-1300

    MOOSE RACING Carburetor Repair Kit - Yamaha 26-1300

    MOOSE RACING

    $77.72
    A worn or degraded carburetor compromises fuel atomization, idle quality, and throttle response—issues that a quality rebuild kit resolves completely. The MOOSE RACING Carburetor Repair Kit supplies OEM-grade gaskets, O-rings, float valve, and jets...
    10030825
    SKU:
    10030825
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CARBURETOR
    UNITS:
    KIT
    PRODUCT NAME:
    REPAIR KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $77.72
    Subtotal:
  • MOOSE RACING Carburetor Repair Kit - Yamaha 26-1443

    MOOSE RACING Carburetor Repair Kit - Yamaha 26-1443

    MOOSE RACING

    $86.81
    Carburetor performance directly impacts throttle response, fuel delivery consistency, and overall engine reliability—and worn gaskets, degraded O-rings, and stuck float valves are the primary culprits behind flat spots and poor idle quality. This MOOSE...
    10030867
    SKU:
    10030867
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CARBURETOR
    PRODUCT NAME:
    REPAIR KIT
    UNITS:
    KIT
    $86.81
    Qty in Cart: 0
    Quantity:
    Price:
    $86.81
    Subtotal:
  • MOOSE RACING Carburetor Repair Kit - Kawasaki 26-1455

    MOOSE RACING Carburetor Repair Kit - Kawasaki 26-1455

    MOOSE RACING

    $57.52
    Over time, carburetor gaskets, O-rings, and internal components degrade from fuel exposure and thermal cycling, causing lean stumbles, hard starts, and erratic idle. This complete MOOSE RACING rebuild kit supplies OEM-grade seals and jets so you can...
    10030868
    SKU:
    10030868
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CARBURETOR
    UNITS:
    KIT
    PRODUCT NAME:
    REPAIR KIT
    $57.52
    Qty in Cart: 0
    Quantity:
    Price:
    $57.52
    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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