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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 Air Filter - CRF/XR50/70 2-20-05

    MOOSE RACING Air Filter - CRF/XR50/70 2-20-05

    MOOSE RACING

    $6.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7622005
    SKU:
    M7622005
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    COLOR/FINISH:
    YELLOW
    FILTER MEDIA MATERIAL:
    FOAM
    RIDING STYLE:
    OFF-ROAD
    BASE COLOR:
    YELLOW
    PRODUCT NAME:
    AIR FILTER
    UNITS:
    EACH
    $6.95
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • MOOSE RACING Air Filter - WR250/450F 2-80-14

    MOOSE RACING Air Filter - WR250/450F 2-80-14

    MOOSE RACING

    $26.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7628014
    SKU:
    M7628014
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    FILTER MEDIA MATERIAL:
    FOAM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    BASE COLOR:
    WHITE
    COLOR/FINISH:
    WHITE
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $26.95
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • MOOSE RACING Torque Spacer Kit - RM80/85 06-301SK

    MOOSE RACING Torque Spacer Kit - RM80/85 06-301SK

    MOOSE RACING

    $41.95
    Simple but effective way to shift the torque curve to favor the low-end to mid-range band of the rev range, CNC-machined, eliminating interference problems when installing; includes gaskets and bolts, Insert spacer between cylinder and reed valve, Made...
    M56006301
    SKU:
    M56006301
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    BASE COLOR:
    SILVER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TORQUE
    UNITS:
    KIT
    FEATURES:
    INCLUDES GASKETS
    MATERIAL:
    ALUMINUM
    COLOR/FINISH:
    SILVER
    MATERIAL:
    CNC-MACHINED
    PRODUCT NAME:
    INTAKE SPACER
    $41.95
    Qty in Cart: 0
    Quantity:
    Price:
    $41.95
    Subtotal:
  • MOOSE RACING Torque Spacer Kit - YZ80/85 06-401SK

    MOOSE RACING Torque Spacer Kit - YZ80/85 06-401SK

    MOOSE RACING

    $41.95
    Simple but effective way to shift the torque curve to favor the low-end to mid-range band of the rev range, CNC-machined, eliminating interference problems when installing; includes gaskets and bolts, Insert spacer between cylinder and reed valve, Made...
    M56006401
    SKU:
    M56006401
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    BASE COLOR:
    SILVER
    FEATURES:
    INCLUDES GASKETS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TORQUE
    MATERIAL:
    ALUMINUM
    COLOR/FINISH:
    SILVER
    MATERIAL:
    CNC-MACHINED
    PRODUCT NAME:
    INTAKE SPACER
    UNITS:
    KIT
    $41.95
    Qty in Cart: 0
    Quantity:
    Price:
    $41.95
    Subtotal:
  • MOOSE RACING Torque Spacer - KTM 08-720SK

    MOOSE RACING Torque Spacer - KTM 08-720SK

    MOOSE RACING

    $41.95
    Simple but effective way to shift the torque curve to favor the low-end to mid-range band of the rev range, CNC-machined, eliminating interference problems when installing; includes gaskets and bolts, Insert spacer between cylinder and reed valve, Made...
    M56008720
    SKU:
    M56008720
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    BASE COLOR:
    SILVER
    FEATURES:
    INCLUDES GASKETS
    MATERIAL:
    CNC-MACHINED
    PRODUCT NAME:
    INTAKE SPACER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TORQUE
    MATERIAL:
    ALUMINUM
    COLOR/FINISH:
    SILVER
    UNITS:
    KIT
    $41.95
    Qty in Cart: 0
    Quantity:
    Price:
    $41.95
    Subtotal:
  • MOOSE RACING Air Filter - Honda 1-20-33

    MOOSE RACING Air Filter - Honda 1-20-33

    MOOSE RACING

    $29.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7612033
    SKU:
    M7612033
    Availability:
    Ships Same Business Day
    Weight:
    0.32 LBS
    COLOR/FINISH:
    WHITE
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    FILTER MEDIA MATERIAL:
    FOAM
    BASE COLOR:
    WHITE
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • MOOSE RACING Air Filter - Honda 1-20-41

    MOOSE RACING Air Filter - Honda 1-20-41

    MOOSE RACING

    $29.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7612041
    SKU:
    M7612041
    Availability:
    Ships Same Business Day
    Weight:
    0.34 LBS
    COLOR/FINISH:
    WHITE
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    FILTER MEDIA MATERIAL:
    FOAM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    BASE COLOR:
    WHITE
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • MOOSE RACING Torque Spacer - CR500 '83-'01 10-100SK

    MOOSE RACING Torque Spacer - CR500 '83-'01 10-100SK

    MOOSE RACING

    $41.95
    Simple but effective way to shift the torque curve to favor the low-end to mid-range band of the rev range, CNC-machined, eliminating interference problems when installing; includes gaskets and bolts, Insert spacer between cylinder and reed valve, Made...
    M56010100
    SKU:
    M56010100
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TORQUE
    COLOR/FINISH:
    SILVER
    UNITS:
    KIT
    BASE COLOR:
    SILVER
    FEATURES:
    INCLUDES GASKETS
    MATERIAL:
    CNC-MACHINED
    PRODUCT NAME:
    INTAKE SPACER
    MATERIAL:
    ALUMINUM
    $41.95
    Qty in Cart: 0
    Quantity:
    Price:
    $41.95
    Subtotal:
  • MOOSE RACING Air Filter - Honda 1-20-43

    MOOSE RACING Air Filter - Honda 1-20-43

    MOOSE RACING

    $29.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7612043
    SKU:
    M7612043
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    PRODUCT NAME:
    AIR FILTER
    UNITS:
    EACH
    COLOR/FINISH:
    WHITE
    BASE COLOR:
    WHITE
    RIDING STYLE:
    OFF-ROAD
    FILTER MEDIA MATERIAL:
    FOAM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • MOOSE RACING Air Filter - CR125/250 '02-'03 1-20-44

    MOOSE RACING Air Filter - CR125/250 '02-'03 1-20-44

    MOOSE RACING

    $29.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7612044
    SKU:
    M7612044
    Availability:
    Ships Same Business Day
    Weight:
    0.34 LBS
    BASE COLOR:
    WHITE
    FILTER MEDIA MATERIAL:
    FOAM
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    WHITE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • MOOSE RACING Air Filter - RM125/250 '93-'95 1-70-42

    MOOSE RACING Air Filter - RM125/250 '93-'95 1-70-42

    MOOSE RACING

    $26.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7617042
    SKU:
    M7617042
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    BASE COLOR:
    WHITE
    FILTER MEDIA MATERIAL:
    FOAM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    WHITE
    PRODUCT NAME:
    AIR FILTER
    UNITS:
    EACH
    $26.95
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • MOOSE RACING Air Filter - RM125/250 '96-'03 1-70-43

    MOOSE RACING Air Filter - RM125/250 '96-'03 1-70-43

    MOOSE RACING

    $29.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7617043
    SKU:
    M7617043
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    BASE COLOR:
    WHITE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    COLOR/FINISH:
    WHITE
    FILTER MEDIA MATERIAL:
    FOAM
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • MOOSE RACING Air Filter - RM250 1-70-44

    MOOSE RACING Air Filter - RM250 1-70-44

    MOOSE RACING

    $29.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7617044
    SKU:
    M7617044
    Availability:
    Ships Same Business Day
    Weight:
    0.32 LBS
    BASE COLOR:
    WHITE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    COLOR/FINISH:
    YELLOW
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    BASE COLOR:
    YELLOW
    COLOR/FINISH:
    WHITE
    FILTER MEDIA MATERIAL:
    FOAM
    PRODUCT NAME:
    AIR FILTER
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • MOOSE RACING Air Filter - YZ80 '87-'92 1-80-02

    MOOSE RACING Air Filter - YZ80 '87-'92 1-80-02

    MOOSE RACING

    $26.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7618002
    SKU:
    M7618002
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    FILTER MEDIA MATERIAL:
    FOAM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    BASE COLOR:
    WHITE
    COLOR/FINISH:
    WHITE
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $26.95
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • MOOSE RACING Air Filter - YZ80 '93-'01 1-80-03

    MOOSE RACING Air Filter - YZ80 '93-'01 1-80-03

    MOOSE RACING

    $26.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7618003
    SKU:
    M7618003
    Availability:
    Ships Same Business Day
    Weight:
    0.25 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 - PW50 All Years 1-80-06

    MOOSE RACING Air Filter - PW50 All Years 1-80-06

    MOOSE RACING

    $6.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7618006
    SKU:
    M7618006
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    BASE COLOR:
    RED
    FILTER MEDIA MATERIAL:
    FOAM
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    RED
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    $6.95
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • MOOSE RACING Air Filter - YZ250/490 1-80-40

    MOOSE RACING Air Filter - YZ250/490 1-80-40

    MOOSE RACING

    $29.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7618040
    SKU:
    M7618040
    Availability:
    Ships Same Business Day
    Weight:
    0.32 LBS
    COLOR/FINISH:
    WHITE
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    FILTER MEDIA MATERIAL:
    FOAM
    BASE COLOR:
    WHITE
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • MOOSE RACING Air Filter - YZ125/490 '86 1-80-41

    MOOSE RACING Air Filter - YZ125/490 '86 1-80-41

    MOOSE RACING

    $29.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7618041
    SKU:
    M7618041
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    BASE COLOR:
    WHITE
    FILTER MEDIA MATERIAL:
    FOAM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    COLOR/FINISH:
    WHITE
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • MOOSE RACING Air Filter - YZ125-490 1-80-42

    MOOSE RACING Air Filter - YZ125-490 1-80-42

    MOOSE RACING

    $29.95
    Coarse outer foam traps large particles while fine inner foam catches the finest dust, Super Seal neoprene ring keeps out water and provides a no-grease seal, Bonded, two-layer foam designed for maximum protection and airflow, Flexible glue is used on...
    M7618042
    SKU:
    M7618042
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    FILTER MEDIA MATERIAL:
    FOAM
    BASE COLOR:
    BLACK
    BASE COLOR:
    YELLOW
    COLOR/FINISH:
    BLACK
    COLOR/FINISH:
    YELLOW
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • MIKUNI Carburetor Rebuild Kit - BN46I Sea-Doo MK-BN46I MIKUNI Carburetor Rebuild Kit - BN46I Sea-Doo MK-BN46I

    MIKUNI Carburetor Rebuild Kit - BN46I Sea-Doo MK-BN46I

    MIKUNI

    $75.95
    All parts needed for complete rebuild (except needle valve)
    10060285
    SKU:
    10060285
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    PRODUCT NAME:
    JET KIT
    TYPE:
    CARBURETOR
    RIDING STYLE:
    WATERCRAFT
    FEATURES:
    FOR 46 MM I-SERIES CARBURETORS
    UNITS:
    KIT
    $75.95
    Qty in Cart: 0
    Quantity:
    Price:
    $75.95
    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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