Dirt Bike Fuel & Intake
Air filters, filter oil, carb rebuild kits, jets, intake boots, reed valves, throttle cables and fuel filters from Twin Air, Uni Filter, Pro Filter, Boyesen, Vertex, Motion Pro and Shindy. Keep clean air and fuel flowing to your engine. Shop all dirt bike parts.
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Uni Filter - NU-2363 - Replacement OEM Air Filter - Kawasaki
Uni Filter
$47.95Uni Filter - 10110767 - Replacement OEM Air Filter - KawasakiFeaturesAll UNI filters must be treated with oil prior to installationEasy to clean with regular grease-cutting dish soapIndefinite...$47.95 -
Uni Filter - NU-2488ST - Air Filter - Fits 1996-2025 Suzuki DR650
Uni Filter
$35.95Uni Filter - 10110765 - Air Filter - SuzukiFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$35.95 -
Uni Filter - NU-4138ST - Air Filter - Fits Honda 2005-2017 CRF450X, 2004-2013 CRF250X
Uni Filter
$37.95Uni Filter - 10110284 - Air Filter - HondaFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$37.95 -
Uni Filter - NU-1414ST - Air Filter - KTM
Uni Filter
$14.95Uni Filter - 10110237 - Air Filter - KTMFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$14.95 -
Uni Filter - NU-2490ST - Air Filter - Fits Suzuki 2008 RM250, 2007-2017 RM-Z250, 2007-2017 RM-Z450
Uni Filter
$37.95Uni Filter - 10111070 - Air Filter - SuzukiFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$37.95 -
Uni Filter - NU-2335ST - Air Filter - Fits 2008-2025 Kawasaki KLX140/G/L
Uni Filter
$25.95Uni Filter - 10111454 - Air Filter - KawasakiFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in...$25.95 -
Uni Filter - NU-2484ST - Air Filter - Kawasaki/Suzuki - Fits 2003-2006 Kawasaki KLX125/L, 2003-2012 Suzuki DR-Z125/L
Uni Filter
$31.95Uni Filter - 10110236 - Air Filter - Kawasaki/SuzukiFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits...$31.95 -
Uni Filter - NU-3008 - Replacement OEM Air Filter - Triumph
Uni Filter
$37.95Uni Filter - 10110239 - Replacement OEM Air Filter - TriumphFeaturesAll UNI filters must be treated with oil prior to installationEasy to clean with regular grease-cutting dish soapIndefinite service...$37.95 -
Uni Filter - NU-2487ST - Air Filter - Kawasaki/Suzuki
Uni Filter
$29.95Uni Filter - 10110764 - Air Filter - Kawasaki/SuzukiFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits...$29.95 -
Uni Filter - NU-2303 - Replacement OEM Air Filter - Kawasaki
Uni Filter
$23.95Uni Filter - 10111639 - Replacement OEM Air Filter - KawasakiFeaturesMust be treated with oil prior to installationIndefinite service life - simply clean and re-oilFits in stock airbox exactly like...$23.95 -
Uni Filter - NU-7307 - Replacement OEM Air Filter - BMW
Uni Filter
$41.95Uni Filter - 10112041 - Replacement OEM Air Filter - BMWFeaturesMust be treated with oil prior to installationIndefinite service life - simply clean and re-oilFits in stock airbox exactly like OEM...$41.95 -
Vertex - 451455 - Fuel Pump Repair Kit
Vertex
$10.32Vertex - 071878 - Fuel Pump Repair KitFeaturesSpecsBase ColorBlackProd$10.32 -
Uni Filter - NU-3215 - Replacement OEM Air Filter - Yamaha
Uni Filter
$21.95Uni Filter - 10111485 - Replacement OEM Air Filter - YamahaFeaturesMust be treated with oil prior to installationIndefinite service life - simply clean and re-oilFits in stock airbox exactly like OEM...$21.95 -
Uni Filter - NU-8950 - Replacement OEM Air Filter - Vespa
Uni Filter
$21.95Uni Filter - 10111484 - Replacement OEM Air Filter - VespaFeaturesMust be treated with oil prior to installationIndefinite service life - simply clean and re-oilFits in stock airbox exactly like OEM...$21.95 -
Uni Filter - NU-4108 - Replacement OEM Air Filter - Honda
Uni Filter
$35.95Uni Filter - 10111482 - Replacement OEM Air Filter - HondaFeaturesMust be treated with oil prior to installationIndefinite service life - simply clean and re-oilFits in stock airbox exactly like OEM...$35.95 -
Uni Filter - NU-3216 - Replacement OEM Air Filter - Yamaha
Uni Filter
$21.95Uni Filter - 10111486 - Replacement OEM Air Filter - YamahaFeaturesMust be treated with oil prior to installationIndefinite service life - simply clean and re-oilFits in stock airbox exactly like OEM...$21.95 -
Uni Filter - NU-3219ST - Air Filter - Fits 1990-2025 Yamaha TW200
Uni Filter
$21.95Uni Filter - 10113173 - Air Filter - YamahaFeaturesUnsurpassed in airflow, stopping dirt and overall performanceTwo-stage air filter comes apart for maximum airflow and ultimate cleaningFeatures the...$21.95 -
Uni Filter - NU-3263ST - Air Filter - Yamaha
Uni Filter
$38.95Uni Filter - 10113148 - Air Filter - YamahaFeaturesUnsurpassed in airflow, stopping dirt and overall performanceTwo-stage air filter comes apart for maximum airflow and ultimate cleaningFeatures the...$38.95 -
Vertex - 451458 - Fuel Pump Repair Kit - Ski-Doo
Vertex
$13.44Vertex - 10090015 - Fuel Pump Repair Kit - Ski-DooFeaturesReplacement Part for OEM Number(s):403901100,403901200Specs$13.44 -
Uni Filter - NU-7301 - Replacement OEM Air Filter - BMW
Uni Filter
$33.95Uni Filter - 10113112 - Replacement OEM Air Filter - BMWFeaturesMust be treated with oil prior to installationIndefinite service life - simply clean and re-oilFits in stock airbox exactly like OEM...$33.95 -
Uni Filter - NU-1423ST - Air Filter - Husqvarna/KTM - Fits 2021-2025 Gas Gas MC 85, 1989-2001 Honda CR125R, 2018-2025 KTM 85 SX
Uni Filter
$37.95Uni Filter - 10114111 - Air Filter - Husqvarna/KTMFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningFeatures the Ultra Seal grease groove on the sealing...$37.95 -
Uni Filter - NU-2494ST - Air Filter - Fits Suzuki 2019-2025 RM-Z250, 2018-2025 RM-Z450
Uni Filter
$37.95Uni Filter - 10114112 - Air Filter - SuzukiFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningFeatures the Ultra Seal grease groove on the sealing surfaceUnsurpassed in...$37.95 -
Uni Filter - NU-2235ST - Air Filter - Yamaha - Fits 1990-1995 Suzuki DR250/S, 2003-2007 Suzuki RM250, 1977-1978 Yamaha YZ400, 1977-1978 Yamaha IT400
Uni Filter
$35.95Uni Filter - 10112523 - Air Filter - YamahaFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$35.95 -
Uni Filter - NU-1001ST - Air Filter - Husqvarna
Uni Filter
$37.95Uni Filter - 10112507 - Air Filter - HusqvarnaFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in...$37.95 -
Uni Filter - NU-2221ST - Air Filter - Yamaha - Fits 1976-1978 Suzuki RM250, 1996-2002 Suzuki RM250, 1976 Yamaha IT400
Uni Filter
$51.95Uni Filter - 10112521 - Air Filter - YamahaFeaturesUnsurpassed in airflow, stopping dirt and overall performanceTwo-stage air filter comes apart for maximum airflow and ultimate cleaningFeatures the...$51.95 -
Uni Filter - NU-3204ST - Air Filter - Bultaco
Uni Filter
$35.95Uni Filter - 10112495 - Air Filter - BultacoFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in...$35.95 -
Uni Filter - NU-4025ST - Air Filter - Fits Honda 1976-1978 CR125, 1975-1976 CR250
Uni Filter
$35.95Uni Filter - 10112503 - Air Filter - HondaFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$35.95 -
Uni Filter - NU-2218 - Air Filter - Yamaha
Uni Filter
$35.95Uni Filter - 10112522 - Air Filter - YamahaFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$35.95 -
Uni Filter - NU-1202ST - Air Filter - Maico
Uni Filter
$37.95Uni Filter - 10112512 - Air Filter - MaicoFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$37.95 -
Uni Filter - NU-1401ST - Air Filter - Penton
Uni Filter
$37.95Uni Filter - 10112513 - Air Filter - PentonFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$37.95 -
Uni Filter - NU-2241ST - Air Filter - Yamaha - Fits 2001-2007 Suzuki DR-Z250, 1978 Yamaha YZ250, 1979-1980 Yamaha IT400, 1979-1980 Yamaha IT425
Uni Filter
$35.95Uni Filter - 10112524 - Air Filter - YamahaFeaturesUnsurpassed in airflow, stopping dirt and overall performanceTwo-stage air filter comes apart for maximum airflow and ultimate cleaningFeatures the...$35.95 -
Uni Filter - NU-1003ST - Air Filter - Husqvarna
Uni Filter
$37.95Uni Filter - 10112509 - Air Filter - HusqvarnaFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in...$37.95 -
Uni Filter - NU-1419ST - Air Filter - Husqvarna/KTM
Uni Filter
$14.95Uni Filter - 10112479 - Air Filter - Husqvarna/KTMFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits...$14.95 -
Uni Filter - NU-2212 - Air Filter - Yamaha
Uni Filter
$35.95Uni Filter - 10112520 - Air Filter - YamahaFeaturesUnsurpassed in airflow, stopping dirt and overall performanceTwo-stage air filter comes apart for maximum airflow and ultimate cleaningFeatures the...$35.95 -
Uni Filter - NU-4035ST - Air Filter - Fits 1978-1980 Honda CR250
Uni Filter
$29.95Uni Filter - 10112506 - Air Filter - HondaFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$29.95 -
Uni Filter - NU-4008 - Air Filter - Fits 1973-1974 Honda CR250
Uni Filter
$35.95Uni Filter - 10112505 - Air Filter - HondaFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$35.95 -
Uni Filter - NU-4010 - Air Filter - Fits 1973-1974 Honda CR125
Uni Filter
$35.95Uni Filter - 10112501 - Air Filter - HondaFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$35.95 -
Uni Filter - NU-4044ST - Air Filter - Fits 1979-1980 Honda CR125R
Uni Filter
$35.95Uni Filter - 10112504 - Air Filter - HondaFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$35.95 -
Uni Filter - NU-2225ST - Air Filter - Fits 1984-1986 Yamaha IT200
Uni Filter
$33.95Uni Filter - 10112525 - Air Filter - YamahaFeaturesTwo-stage air filter comes apart for maximum airflow and ultimate cleaningUnsurpassed in airflow, stopping dirt and overall performanceFits in stock...$33.95 -
Uni Filter - NU-2237ST - Air Filter - Fits Yamaha 1977-1978 YZ125, 1977-1979 IT175
Uni Filter
$31.95Uni Filter - 10112519 - Air Filter - YamahaFeaturesUnsurpassed in airflow, stopping dirt and overall performanceTwo-stage air filter comes apart for maximum airflow and ultimate cleaningFeatures the...$31.95
Dirt Bike Air Filters, Carb Kits and Intake Parts
Dirt is the enemy of your engine. A clean, well-oiled air filter is the cheapest engine protection you can buy, and it's the first thing to check when a bike starts running rough. Riding with a dirty filter costs power and can wipe out a top end fast in dusty conditions.
We stock foam air filters from Twin Air, Uni Filter and Pro Filter, filter oil and cleaner, and pre-oiled filters for quick swaps at the track. On the fuel side, carb rebuild kits, jets, float needles and intake boots get old carbureted bikes running right again. Boyesen reed valves, Motion Pro throttle cables and fuel filters cover the rest.
Upgrading your intake? Pair it with a new pipe from dirt bike exhaust, and on fuel-injected bikes, look at a fuel controller in dirt bike electrical. Filter oil and cleaner are also in oils and chemicals.
Fuel and intake parts vary by model and carb type, so double-check fitment before ordering. If your bike isn't running right and you're not sure where to start, reach out and we'll help you narrow it down.