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
- Twin Air Standard Air Filter Suzuki RM250 2001-2008 153108 – High-quality dual-stage foam air filter for Suzuki RM250 models, providing excellent filtration and airflow for optimal engine performance.
- Twin Air Standard Air Filter Honda CRF250R 2004-2007 150012 – Precision-engineered foam filter for Honda CRF250R, featuring oil-impregnated layers for superior dust trapping and easy maintenance.
- Pro Filter Premium Air Filter Yamaha MTX200 1986-1990 2010-03 – Premium dual-bonded foam air filter for Yamaha MTX200, designed for maximum airflow and protection in off-road conditions.
- Uni Filter Air Filter 1-7/8" x 2-1/16" x 3" PK-82 – Compact foam air filter with 1-7/8" inlet, 2-1/16" outlet, and 3" height, ideal for custom or small-displacement dirt bike applications.
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 - Kawasaki/Suzuki NU-2480ST
UNI FILTER
$35.95Clean 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,...NU2480ST- SKU:
- NU2480ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ROUND
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- ULTRA-SEAL
$35.95 -
UNI FILTER Filter - Suzuki DRZ250 '01-'07 NU-2482ST
UNI FILTER
$37.95Clean 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,...NU2482ST- SKU:
- NU2482ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MODEL:
- UNI-SEAL
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- RECTANGULAR
$37.95 -
UNI FILTER Filter - XR NU-4074ST
UNI FILTER
$42.95Clean 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,...NU4074ST- SKU:
- NU4074ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- FILTER SHAPE:
- OVAL
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
$42.95 -
UNI FILTER Filter - XR600R NU-4075ST
UNI FILTER
$42.95Clean 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,...NU4075ST- SKU:
- NU4075ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- FILTER SHAPE:
- OVAL
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
$42.95 -
UNI FILTER Filter Air - Yamaha TTR50 NU-3257ST
UNI FILTER
$12.95Clean 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,...10110766- SKU:
- 10110766
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
- COLOR/FINISH:
- RED
- FILTER SHAPE:
- PANEL
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE II
- UNITS:
- EACH
$12.95 -
UNI FILTER Air Filter - RZR 900 XP NU-8516ST
UNI FILTER
$79.95Clean 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,...10112887- SKU:
- 10112887
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
$79.95 -
UNI FILTER Air Filter Kit - Black (4) PK-3
UNI FILTER
$74.95Uni Filter Pod Kits enhance appearance and performance, Jetting changes may be required, Deluxe black urethane end cap, Charcoal-colored filter media, Stainless steel clamps, Jetting changes may be required to fully realize the advantages of these...10112890- SKU:
- 10112890
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
$74.95 -
UNI FILTER Air Filter Kit - Black (4) PK-4
UNI FILTER
$74.95Uni Filter Pod Kits enhance appearance and performance, Jetting changes may be required, Deluxe black urethane end cap, Charcoal-colored filter media, Stainless steel clamps, Jetting changes may be required to fully realize the advantages of these...10112891- SKU:
- 10112891
- Availability:
- Ships Same Business Day
- Weight:
- 0.61 LBS
$74.95 -
UNI FILTER Air Filter - CRF125F NU-4147ST
UNI FILTER
$33.95Clean 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,...10113181- SKU:
- 10113181
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- CYLINDER
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE II
- BASE COLOR:
- RED
- STYLE:
- STANDARD
$33.95 -
UNI FILTER Air Filter - Honda XR250 NU-4038
UNI FILTER
$21.95Constructed of a unique, open-cell polyurethane material that allows maximum airflow while still providing superior filtration, Made in the U.S.A.10113312- SKU:
- 10113312
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- COLOR/FINISH:
- BLACK
- FILTER SHAPE:
- CYLINDER
- MODEL:
- OEM
- UNITS:
- EACH
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- REPLACEMENT
- BASE COLOR:
- BLACK
$21.95 -
UNI FILTER Air Filter - Honda XL185S NU-4041
UNI FILTER
$21.95Airflow Filtration System Advanced open-cell polyurethane design for optimal airflow. Superior filtration capabilities to ensure clean air quality. Lightweight and durable construction for long-lasting use. Manufactured in the U.S.A...10113316- SKU:
- 10113316
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$21.95 -
UNI FILTER Air Filter - Beta 250/400 NU-3804ST
UNI FILTER
$38.95Constructed of a unique, open-cell polyurethane material that allows maximum airflow while still providing superior filtration, Made in the U.S.A.10113318- SKU:
- 10113318
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- FILTER SHAPE:
- ROUND
- COLOR/FINISH:
- BLACK
- FILTER MEDIA MATERIAL:
- FOAM
- COLOR/FINISH:
- RED
- MODEL:
- OEM
- RIDING STYLE:
- STREET
- TYPE:
- REPLACEMENT
- UNITS:
- EACH
$38.95 -
UNI FILTER Air Filter - Beta 350/400 NU-3805ST
UNI FILTER
$38.95Constructed of a unique, open-cell polyurethane material that allows maximum airflow while still providing superior filtration, Made in the U.S.A.10113319- SKU:
- 10113319
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- TYPE:
- REPLACEMENT
- UNITS:
- EACH
- MODEL:
- OEM
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- BASE COLOR:
- RED
- FILTER SHAPE:
- ROUND
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
$38.95 -
UNI FILTER Air Filter - Gas Gas NU-3806ST
UNI FILTER
$38.95Constructed of a unique, open-cell polyurethane material that allows maximum airflow while still providing superior filtration, Made in the U.S.A.10113320- SKU:
- 10113320
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- FILTER MEDIA MATERIAL:
- FOAM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- REPLACEMENT
- FILTER SHAPE:
- ROUND
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- RED
- MODEL:
- OEM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$38.95 -
UNI FILTER Air Filter - Honda CRF110 NU-4146ST
UNI FILTER
$20.95Constructed of a unique, open-cell polyurethane material that allows maximum airflow while still providing superior filtration, Made in the U.S.A.10113321- SKU:
- 10113321
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- RED
- COLOR/FINISH:
- YELLOW
- FILTER SHAPE:
- PANEL
- MODEL:
- OEM
- UNITS:
- EACH
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- REPLACEMENT
- BASE COLOR:
- RED
$20.95 -
UNI FILTER Air Filter - KX450/250F NU-2603ST
UNI FILTER
$37.95Clean 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,...10113621- SKU:
- 10113621
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- FEATURES:
- WASHABLE
- FILTER SHAPE:
- ODD
- FILTER SHAPE:
- ROUND
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE II
- FILTER MEDIA STYLE:
- DUAL-LAYER
- STYLE:
- STANDARD
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- UNITS:
- EACH
- FILTER MEDIA MATERIAL:
- FOAM
$37.95 -
UNI FILTER Air Filter - Bultaco Persang NU-3204ST
UNI FILTER
$35.95Clean 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,...10112495- SKU:
- 10112495
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- BASE COLOR:
- RED
- MODEL:
- UNI-SEAL
- PRODUCT NAME:
- AIR FILTER
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- CYLINDER
- RIDING STYLE:
- OFF-ROAD
- FILTER MEDIA STYLE:
- DUAL-LAYER
- STYLE:
- COMPETITION
- TYPE:
- MULTI STAGE
- UNITS:
- EACH
$35.95 -
UNI FILTER Air Filter - Can-Am NU-8001ST
UNI FILTER
$35.95Clean 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,...10112498- SKU:
- 10112498
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- CYLINDER
- UNITS:
- EACH
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
$35.95 -
UNI FILTER Air Filter - CZ NU-1801ST
UNI FILTER
$37.95Clean 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,...10112499- SKU:
- 10112499
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- FEATURES:
- WASHABLE
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER FOR EUROPEAN MODELS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE II
- BASE COLOR:
- RED
- UNITS:
- EACH
- FILTER MEDIA STYLE:
- DUAL-LAYER
- STYLE:
- STANDARD
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- CYLINDER
$37.95 -
UNI FILTER Air Filter - Honda CT90/110 NU-4016
UNI FILTER
$21.95Clean 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,...10112500- SKU:
- 10112500
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- BLUE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- CYLINDER
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- STYLE:
- STANDARD
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- ULTRA-SEAL
- TYPE:
- STAGE II
$21.95
