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Dirt Bike Air Filters and Parts

Dirt Bike Air Filters and Parts

Dirt Bike Air Filters and Parts

Dirt Bike Air Filters & Parts for Honda, Suzuki, Yamaha & KTM at JJ Motorsports

Boost your dirt bike's engine performance and longevity with premium air filters and parts from JJ Motorsports. Our selection includes high-flow OEM-style air filters, pre-filters, filter skins, and maintenance kits designed for superior dust protection, increased airflow, and easy cleaning in motocross, enduro, and trail riding. Compatible with top brands like Honda CRF, Suzuki RM, Yamaha YZ/WR, and KTM SX/EXC models, these durable foam and paper elements ensure cleaner air intake, better throttle response, and reduced engine wear in dusty conditions. From Twin Air's legendary foam filters to Uni Filter's dual-layer designs, we have the parts to keep your 2-stroke or 4-stroke running at peak power.

Shop trusted brands like Twin Air, Uni Filter, and Pro Filter for race-proven quality. Explore related categories such as dirt bike air and fuel for carburetors and jets or dirt bike engines and components for rebuild kits.

Top Dirt Bike Air Filters & Parts

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • UNI FILTER Filter - Suzuki NU-2420ST

    UNI FILTER Filter - Suzuki NU-2420ST

    UNI FILTER

    $34.95
    UNI FILTER Filter Suzuki NU-2420STClean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease...
    NU2420ST
    SKU:
    NU2420ST
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    FILTER MEDIA STYLE:
    DUAL-LAYER
    MODEL:
    ULTRA-SEAL
    STYLE:
    COMPETITION
    BASE COLOR:
    RED
    FILTER SHAPE:
    CYLINDER
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    STAGE II
    UNITS:
    EACH
    FEATURES:
    WASHABLE
    FILTER MEDIA MATERIAL:
    FOAM
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    Subtotal:
  • UNI FILTER Filter - KX NU-2369ST

    UNI FILTER Filter - KX NU-2369ST

    UNI FILTER

    $36.95
    UNI FILTER Filter KX NU-2369STClean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on...
    NU2369ST
    SKU:
    NU2369ST
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    BASE COLOR:
    RED
    FEATURES:
    WASHABLE
    FILTER MEDIA MATERIAL:
    FOAM
    MODEL:
    ULTRA-SEAL
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    FILTER MEDIA STYLE:
    DUAL-LAYER
    STYLE:
    COMPETITION
    TYPE:
    STAGE II
    UNITS:
    EACH
    FILTER SHAPE:
    ROUND
    $36.95
    Qty in Cart: 0
    Quantity:
    Price:
    $36.95
    Subtotal:
  • UNI FILTER Filter - KX125/250 NU-2370ST

    UNI FILTER Filter - KX125/250 NU-2370ST

    UNI FILTER

    $35.95
    UNI FILTER Filter KX125/250 NU-2370STClean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease...
    NU2370ST
    SKU:
    NU2370ST
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    BASE COLOR:
    RED
    FILTER MEDIA MATERIAL:
    FOAM
    MODEL:
    UNI-SEAL
    FILTER SHAPE:
    ROUND
    TYPE:
    MULTI STAGE
    FEATURES:
    WASHABLE
    FILTER MEDIA STYLE:
    DUAL-LAYER
    FILTER SHAPE:
    ODD
    STYLE:
    COMPETITION
    UNITS:
    EACH
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $35.95
    Subtotal:
  • UNI FILTER Filter - KLX650C NU-2378ST

    UNI FILTER Filter - KLX650C NU-2378ST

    UNI FILTER

    $28.95
    UNI FILTER Filter KLX650C NU-2378STClean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease...
    NU2378ST
    SKU:
    NU2378ST
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    FEATURES:
    WASHABLE
    FILTER MEDIA STYLE:
    DUAL-LAYER
    MODEL:
    ULTRA-SEAL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    STYLE:
    COMPETITION
    TYPE:
    STAGE II
    FILTER SHAPE:
    RECTANGULAR
    FILTER MEDIA MATERIAL:
    FOAM
    BASE COLOR:
    RED
    PRODUCT NAME:
    AIR FILTER
    UNITS:
    EACH
    $28.95
    Qty in Cart: 0
    Quantity:
    Price:
    $28.95
    Subtotal:
  • UNI FILTER Filter - Kawasaki KL/R250 NU-2384ST

    UNI FILTER Filter - Kawasaki KL/R250 NU-2384ST

    UNI FILTER

    $18.95
    UNI FILTER Filter Kawasaki KL/R250 NU-2384STClean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal...
    NU2384ST
    SKU:
    NU2384ST
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    BASE COLOR:
    BLACK
    FILTER MEDIA MATERIAL:
    FOAM
    FILTER SHAPE:
    SQUARE
    FILTER MEDIA STYLE:
    DUAL-LAYER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    FEATURES:
    WASHABLE
    MODEL:
    ULTRA-SEAL
    STYLE:
    COMPETITION
    TYPE:
    STAGE II
    PRODUCT NAME:
    AIR FILTER
    UNITS:
    EACH
    $18.95
    Qty in Cart: 0
    Quantity:
    Price:
    $18.95
    Subtotal:
  • UNI FILTER Filter - KX65 NU-2385ST

    UNI FILTER Filter - KX65 NU-2385ST

    UNI FILTER

    $31.95
    UNI FILTER Filter KX65 NU-2385STClean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove...
    NU2385ST
    SKU:
    NU2385ST
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    FILTER MEDIA STYLE:
    DUAL-LAYER
    STYLE:
    COMPETITION
    UNITS:
    EACH
    FILTER SHAPE:
    ROUND
    TYPE:
    STAGE II
    BASE COLOR:
    RED
    FEATURES:
    WASHABLE
    FILTER MEDIA MATERIAL:
    FOAM
    MODEL:
    ULTRA-SEAL
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    $31.95
    Qty in Cart: 0
    Quantity:
    Price:
    $31.95
    Subtotal:
  • UNI FILTER Air Filter - YZ450F NU-3260ST

    UNI FILTER Air Filter - YZ450F NU-3260ST

    UNI FILTER

    $28.95
    UNI FILTER Air Filter YZ450F NU-3260STClean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease...
    10111909
    SKU:
    10111909
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    FILTER MEDIA STYLE:
    DUAL-LAYER
    FILTER SHAPE:
    ODD
    MODEL:
    ULTRA-SEAL
    BASE COLOR:
    RED
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    COMPETITION
    TYPE:
    STAGE II
    UNITS:
    EACH
    FEATURES:
    WASHABLE
    FILTER MEDIA MATERIAL:
    FOAM
    $28.95
    Qty in Cart: 0
    Quantity:
    Price:
    $28.95
    Subtotal:
  • UNI FILTER Air Filter - CRF450/250R NU-4144ST

    UNI FILTER Air Filter - CRF450/250R NU-4144ST

    UNI FILTER

    $37.95
    High-Performance Air Filter Effortlessly clean with grease-cutting dishwashing detergent. Reusable design allows for indefinite cleaning and oiling. Two-stage air filters enhance airflow and ensure thorough cleaning. Features Ultra Seal...
    10111497
    SKU:
    10111497
    Availability:
    Ships Same Business Day
    Weight:
    4.00 LBS
    $37.95
    Qty in Cart: 0
    Quantity:
    Price:
    $37.95
    Subtotal:
  • UNI FILTER Air Filter - BMW NU-7308

    UNI FILTER Air Filter - BMW NU-7308

    UNI FILTER

    $45.95
    UNI FILTER Air Filter BMW NU-7308Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove...
    10112028
    SKU:
    10112028
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    MODEL:
    ULTRA-SEAL
    PRODUCT NAME:
    AIR FILTER
    FEATURES:
    WASHABLE
    FILTER MEDIA MATERIAL:
    FOAM
    FILTER MEDIA STYLE:
    DUAL-LAYER
    FILTER SHAPE:
    UNIQUE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    BASE COLOR:
    BLACK
    STYLE:
    COMPETITION
    TYPE:
    STAGE II
    UNITS:
    EACH
    $45.95
    Qty in Cart: 0
    Quantity:
    Price:
    $45.95
    Subtotal:
  • Pro Filter Air Filter 2004-2012 KTM 85 SX MTX-5001-00 Pro Filter Air Filter 2004-2012 KTM 85 SX MTX-5001-00

    Pro Filter Air Filter 2004-2012 KTM 85 SX MTX-5001-00

    PRO FILTER

    $26.99
    Advanced Air Filtration System Discover unparalleled air quality with our Advanced Air Filtration System, meticulously engineered to capture even the tiniest particles while promoting optimal airflow. Ideal for both residential and industrial...
    10112718
    SKU:
    10112718
    Availability:
    Ships Same Business Day
    Weight:
    4.00 LBS
    $26.99
    Qty in Cart: 0
    Quantity:
    Price:
    $26.99
    Subtotal:
  • Pro Filter Air Filter for KTM 50 SX 2000-2008 MTX-5003-00 Pro Filter Air Filter for KTM 50 SX 2000-2008 MTX-5003-00

    Pro Filter Air Filter for KTM 50 SX 2000-2008 MTX-5003-00

    PRO FILTER

    $17.99
    PRO FILTER Air Filter KTM MTX-5003-00 Experience superior engine protection and performance with the PRO FILTER Air Filter designed specifically for the KTM MTX-5003-00. This dual-stage air filter combines advanced filtration technology with exceptional...
    10112720
    SKU:
    10112720
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    FILTER MEDIA MATERIAL:
    FOAM
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    BASE COLOR:
    WHITE
    COLOR/FINISH:
    BLUE
    FEATURES:
    WASHABLE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    $17.99
    Qty in Cart: 0
    Quantity:
    Price:
    $17.99
    Subtotal:
  • ProFilter Air Filter for KTM 65 SX 1998-2022 MTX-5004-00 ProFilter Air Filter for KTM 65 SX 1998-2022 MTX-5004-00

    ProFilter Air Filter for KTM 65 SX 1998-2022 MTX-5004-00

    PRO FILTER

    $26.99
    PRO FILTER Air Filter KTM 65 SX/XC MTX-5004-00 Enhance your ride with the PRO FILTER Air Filter designed specifically for the KTM 65 SX/XC. This dual-stage air filter combines superior filtration with optimal airflow, ensuring your engine performs at its...
    10112721
    SKU:
    10112721
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    BASE COLOR:
    WHITE
    COLOR/FINISH:
    BLUE
    FEATURES:
    WASHABLE
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    FILTER MEDIA MATERIAL:
    FOAM
    $26.99
    Qty in Cart: 0
    Quantity:
    Price:
    $26.99
    Subtotal:
  • MOOSE RACING Air Filter - KDX/JR50 2-70-07

    MOOSE RACING Air Filter - KDX/JR50 2-70-07

    MOOSE RACING

    $6.95
    MOOSE RACING Air Filter KDX/JR50 2-70-07Coarse 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...
    10110595
    SKU:
    10110595
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    COLOR/FINISH:
    RED
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    BASE COLOR:
    RED
    FILTER MEDIA MATERIAL:
    FOAM
    PRODUCT NAME:
    AIR FILTER
    $6.95
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • MOOSE RACING Pre-Oiled Air Filter - Honda P2-20-03

    MOOSE RACING Pre-Oiled Air Filter - Honda P2-20-03

    MOOSE RACING

    $19.95
    With the precision pre-oiled air filter, there is no excess oil to rob horsepower, and no dry spots endangering your engine, Oiled with high tack and bio friendly flame resistant Moose Racing Super Seal Filter Oil, High-technology machine pre-oils...
    10111436
    SKU:
    10111436
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • MOOSE RACING Air Filter - TTR90 2-80-16

    MOOSE RACING Air Filter - TTR90 2-80-16

    MOOSE RACING

    $6.95
    MOOSE RACING Air Filter TTR90 2-80-16Coarse 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...
    10110594
    SKU:
    10110594
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    COLOR/FINISH:
    WHITE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    AIR FILTER
    UNITS:
    EACH
    FILTER MEDIA MATERIAL:
    FOAM
    BASE COLOR:
    WHITE
    RIDING STYLE:
    OFF-ROAD
    $6.95
    Qty in Cart: 0
    Quantity:
    Price:
    $6.95
    Subtotal:
  • UNI FILTER Filter  - YZ80 NU-2272ST

    UNI FILTER Filter - YZ80 NU-2272ST

    UNI FILTER

    $33.95
    UNI FILTER Filter YZ80 NU-2272STClean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove...
    NU2272ST
    SKU:
    NU2272ST
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    FILTER SHAPE:
    TRIANGULAR
    BASE COLOR:
    RED
    PRODUCT NAME:
    AIR FILTER
    STYLE:
    COMPETITION
    TYPE:
    STAGE II
    UNITS:
    EACH
    MODEL:
    ULTRA-SEAL
    RIDING STYLE:
    OFF-ROAD
    FEATURES:
    WASHABLE
    FILTER MEDIA MATERIAL:
    FOAM
    FILTER MEDIA STYLE:
    DUAL-LAYER
    $33.95
    Qty in Cart: 0
    Quantity:
    Price:
    $33.95
    Subtotal:
  • UNI FILTER Air Filter - CRF250/450R NU-4145ST

    UNI FILTER Air Filter - CRF250/450R NU-4145ST

    UNI FILTER

    $37.95
    UNI FILTER Air Filter CRF250/450R NU-4145STClean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal...
    10113044
    SKU:
    10113044
    Availability:
    Ships Same Business Day
    Weight:
    0.17 LBS
    FILTER MEDIA MATERIAL:
    FOAM
    BASE COLOR:
    RED
    PRODUCT NAME:
    AIR FILTER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    FEATURES:
    WASHABLE
    FILTER MEDIA STYLE:
    DUAL-LAYER
    FILTER SHAPE:
    ROUND
    MODEL:
    ULTRA-SEAL
    STYLE:
    COMPETITION
    TYPE:
    STAGE II
    $37.95
    Qty in Cart: 0
    Quantity:
    Price:
    $37.95
    Subtotal:
  • UNI FILTER Air Filter - Yamaha PW80 NU-3267ST

    UNI FILTER Air Filter - Yamaha PW80 NU-3267ST

    UNI FILTER

    $13.95
    High-Performance Air Filter Effortlessly clean with grease-cutting dishwashing detergent. Reusable design allows for indefinite cleaning and oiling. Two-stage air filters enhance airflow and ensure thorough cleaning. Features Ultra Seal...
    10113809
    SKU:
    10113809
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    $13.95
    Qty in Cart: 0
    Quantity:
    Price:
    $13.95
    Subtotal:
  • UNI FILTER Air Filter - Arctic Cat NU-8611ST

    UNI FILTER Air Filter - Arctic Cat NU-8611ST

    UNI FILTER

    $28.95
    High-Performance Air Filter Effortlessly clean with grease-cutting dishwashing detergent. Reusable design allows for indefinite cleaning and oiling. Two-stage air filters enhance airflow and ensure thorough cleaning. Features Ultra Seal...
    10113810
    SKU:
    10113810
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    $28.95
    Qty in Cart: 0
    Quantity:
    Price:
    $28.95
    Subtotal:
  • UNI FILTER Air Filter - Yamaha Grizzly/Kodiak NU-3268ST

    UNI FILTER Air Filter - Yamaha Grizzly/Kodiak NU-3268ST

    UNI FILTER

    $33.95
    Clean easily with grease-cutting dishwashing detergent; just clean, oil and reuse indefinitely, Two-stage air filters come apart for maximum airflow and ultimate cleaning, Most filters feature the Ultra Seal grease groove on the sealing surface,...
    10113811
    SKU:
    10113811
    Availability:
    Ships Same Business Day
    Weight:
    2.00 LBS
    $33.95
    Qty in Cart: 0
    Quantity:
    Price:
    $33.95
    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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