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 Air Filter - Yamaha NU-3230ST
UNI FILTER
$37.95A reusable air filter eliminates the recurring cost and waste of disposable filters while delivering superior airflow and filtration compared to OEM alternatives. The UNI FILTER NU-3230ST is engineered for Yamaha applications with a two-stage design that...NU3230ST- SKU:
- NU3230ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- COLOR/FINISH:
- RED
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- UNITS:
- EACH
- FILTER SHAPE:
- ODD
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- STREET
$37.95 -
UNI FILTER High-Flow Air Filter - Kawasaki/Suzuki NU-2487ST
UNI FILTER
$29.95Stock air filters restrict airflow and require frequent replacement—this UNI FILTER two-stage design delivers measurably higher flow rates while actually stopping more dirt than OEM units. Built to disassemble for thorough cleaning, it's reusable...10110764- SKU:
- 10110764
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- BASE COLOR:
- RED
- FILTER SHAPE:
- ROUND
- PRODUCT NAME:
- AIR FILTER
- STYLE:
- HIGH-FLOW
- TYPE:
- STAGE II
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
$29.95 -
UNI FILTER Filter - Miscellaneous NU-4112ST
UNI FILTER
$37.95A quality air filter directly impacts engine efficiency, throttle response, and fuel economy—and constantly replacing disposable filters gets expensive fast. The UNI FILTER NU-4112ST delivers reusable performance with superior airflow characteristics and...NU4112ST- SKU:
- NU4112ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 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
- MODEL:
- ULTRA-SEAL
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- FILTER SHAPE:
- ROUND
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$37.95 -
UNI FILTER Filter - XT600 NU-2285ST
UNI FILTER
$25.95A quality air filter is foundational to engine performance—it directly impacts airflow, throttle response, and longevity. The UNI FILTER XT600 NU-2285ST delivers unrestricted airflow while maintaining superior filtration, all with the convenience of...NU2285ST- SKU:
- NU2285ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MODEL:
- ULTRA-SEAL
- STYLE:
- COMPETITION
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- BASE COLOR:
- BLACK
- FILTER SHAPE:
- CYLINDER
- PRODUCT NAME:
- AIR FILTER
- TYPE:
- STAGE II
- UNITS:
- EACH
$25.95 -
UNI FILTER Filter - XT350 NU-2286ST
UNI FILTER
$21.95The UNI FILTER XT350 NU-2286ST delivers measurably higher airflow than OEM filters while maintaining superior filtration efficiency—critical for engines that demand both power and longevity. Its two-stage design and reusable construction eliminate the...NU2286ST- SKU:
- NU2286ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ODD
- MODEL:
- ULTRA-SEAL
- STYLE:
- COMPETITION
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- TYPE:
- STAGE II
- UNITS:
- EACH
$21.95 -
UNI FILTER Filter - YZ125/490 NU-2287ST
UNI FILTER
$35.95A quality air filter is fundamental to engine longevity and consistent performance—restrictive or poorly-sealing filters rob your YZ of power and invite abrasive particles into critical engine components. The UNI Filter NU-2287ST delivers unrestricted...NU2287ST- SKU:
- NU2287ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- TAPERED
- PRODUCT NAME:
- AIR FILTER
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ROUND
- TYPE:
- STAGE II
- UNITS:
- EACH
- FILTER SHAPE:
- RECTANGULAR
- STYLE:
- COMPETITION
$35.95Qty in Cart: 0Quantity:Price:$35.95Subtotal: -
UNI FILTER Filter - YZ NU-2294ST
UNI FILTER
$35.95Stock air filters restrict flow and require frequent replacement—a genuine performance penalty on track or trail. The UNI FILTER NU-2294ST delivers measurable airflow gains while providing superior dirt-stopping capability, all in a reusable design that...NU2294ST- SKU:
- NU2294ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- FEATURES:
- WASHABLE
- TYPE:
- STAGE II
- UNITS:
- EACH
- BASE COLOR:
- RED
- STYLE:
- COMPETITION
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- UNIQUE
$35.95 -
UNI FILTER Filter - YZ80 NU-2298ST
UNI FILTER
$37.95Stock air filters restrict flow and clog quickly—costing you peak horsepower and throttle response when you need it most. The UNI FILTER NU-2298ST delivers unrestricted airflow while trapping dirt more effectively than OEM filters, and unlike...NU2298ST- SKU:
- NU2298ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- FEATURES:
- WASHABLE
- UNITS:
- EACH
- BASE COLOR:
- RED
- STYLE:
- COMPETITION
- TYPE:
- MULTI STAGE
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ODD
- MODEL:
- UNI-SEAL
$37.95Qty in Cart: 0Quantity:Price:$37.95Subtotal: -
UNI FILTER Filter - KDX/KX NU-2338ST
UNI FILTER
$33.95The UNI FILTER NU-2338ST delivers measurable airflow gains while maintaining superior dirt-stopping capability—critical for KDX/KX riders who demand consistent performance in varied riding conditions. Unlike disposable filters, this two-stage design...NU2338ST- SKU:
- NU2338ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- STYLE:
- COMPETITION
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- FILTER SHAPE:
- ROUND
- TYPE:
- STAGE II
$33.95Qty in Cart: 0Quantity:Price:$33.95Subtotal: -
UNI FILTER Filter - KX/KDX80 NU-2347ST
UNI FILTER
$33.95Stock air filters restrict airflow and require frequent replacement—a costly cycle that impacts engine performance. The UNI FILTER NU-2347ST eliminates this problem with a reusable design that delivers superior filtration while maintaining the high...NU2347ST- SKU:
- NU2347ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- FEATURES:
- WASHABLE
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- RED
- FILTER SHAPE:
- ROUND
$33.95Qty in Cart: 0Quantity:Price:$33.95Subtotal: -
UNI FILTER Filter - KLX/DRZ110 NU-2395ST
UNI FILTER
$15.95A quality air filter is fundamental to engine performance—it directly impacts throttle response, fuel efficiency, and engine longevity. The UNI FILTER NU-2395ST delivers superior airflow while maintaining effective dirt separation, giving your KLX or...NU2395ST- SKU:
- NU2395ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- FILTER SHAPE:
- TRIANGULAR
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- ODD
- MODEL:
- UNI-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- RED
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
$15.95 -
UNI FILTER Filter - PE/RM 250 NU-2417ST
UNI FILTER
$34.95The UNI FILTER PE/RM 250 NU-2417ST delivers the airflow your engine demands while maintaining exceptional filtration—a critical balance that directly impacts throttle response and power delivery. Unlike disposable filters that force you into recurring...NU2417ST- SKU:
- NU2417ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- TYPE:
- STAGE II
- UNITS:
- EACH
- FILTER SHAPE:
- CYLINDER
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- COMPETITION
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- FOAM
$34.95 -
UNI FILTER Filter - RM/PE NU-2430ST
UNI FILTER
$34.95A quality air filter is the first line of defense for your engine's longevity and performance. The UNI FILTER RM/PE NU-2430ST delivers superior airflow while maintaining effective filtration, meaning your engine breathes easier without compromising...NU2430ST- SKU:
- NU2430ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- CYLINDER
- BASE COLOR:
- RED
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
$34.95 -
UNI FILTER Filter - Suzuki NU-2433ST
UNI FILTER
$34.95Stock air filters compromise airflow and require frequent replacement—a costly cycle that impacts both performance and your bottom line. The UNI FILTER NU-2433ST delivers superior filtration without sacrificing breathing room, and its reusable design...NU2433ST- SKU:
- NU2433ST
- 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
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$34.95Qty in Cart: 0Quantity:Price:$34.95Subtotal: -
UNI FILTER Filter - RM250/465/500 NU-2434ST
UNI FILTER
$28.95A quality air filter is fundamental to engine performance—it directly impacts horsepower delivery, throttle response, and longevity. The UNI FILTER RM250/465/500 delivers superior airflow while maintaining aggressive dirt-stopping capability, giving you...NU2434ST- SKU:
- NU2434ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- BASE COLOR:
- BLACK
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- TRAPEZOID
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
- FILTER SHAPE:
- PANEL
$28.95 -
UNI FILTER Air Filter - Suzuki NU-2455ST
UNI FILTER
$33.95Stock air filters restrict airflow and require constant replacement—a cycle that costs time and money. The UNI FILTER NU-2455ST eliminates this inefficiency with a cleanable, reusable design that delivers superior filtration without sacrificing breathing...NU2455ST- SKU:
- NU2455ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- RED
- FILTER SHAPE:
- TAPERED
- FILTER SHAPE:
- CYLINDER
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
- UNITS:
- EACH
- FILTER MEDIA MATERIAL:
- FOAM
$33.95 -
UNI FILTER Fitler - RM/RMX '90-'92 NU-2467ST
UNI FILTER
$35.95The UNI FILTER RM/RMX '90-'92 delivers superior airflow without sacrificing filtration, keeping your engine breathing clean while maintaining OEM compatibility. Unlike disposable filters that force repeated replacements, this two-stage reusable filter...NU2467ST- SKU:
- NU2467ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- STYLE:
- COMPETITION
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- MODEL:
- ULTRA-SEAL
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- RED
- FILTER SHAPE:
- ROUND
- TYPE:
- STAGE II
$35.95 -
UNI FILTER Filter - DR250/350 NU-2468ST
UNI FILTER
$33.95A quality air filter is fundamental to engine performance—it directly impacts airflow, throttle response, and fuel efficiency. The UNI FILTER DR250/350 NU-2468ST delivers superior filtration without the replacement costs of disposable filters, using a...NU2468ST- SKU:
- NU2468ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- BASE COLOR:
- RED
- FILTER SHAPE:
- OVAL
- FILTER SHAPE:
- RECTANGULAR
- PRODUCT NAME:
- AIR FILTER
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- ULTRA-SEAL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- STYLE:
- COMPETITION
- TYPE:
- STAGE II
$33.95 -
UNI FILTER Filter - RM125/250 NU-2474ST
UNI FILTER
$37.95Stock air filters restrict airflow and require replacement after every few rides—UNI filters solve both problems. The two-stage design maximizes flow while capturing dirt more effectively than OEM, and you'll never buy another filter again since it...NU2474ST- SKU:
- NU2474ST
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- FILTER SHAPE:
- ROUND
- MODEL:
- ULTRA-SEAL
- STYLE:
- COMPETITION
- BASE COLOR:
- RED
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STAGE II
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
$37.95 -
UNI FILTER Filter - Kawasaki/Suzuki NU-2480ST
UNI FILTER
$35.95The UNI FILTER NU-2480ST delivers measurable airflow gains while maintaining superior filtration for your Kawasaki or Suzuki application. Unlike disposable OEM filters, this reusable design pays for itself through multiple service cycles—simply clean...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
