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
- MOTION PRO Clutch Cable - Honda - Black Vinyl 02-0603 – Nylon-lined for smooth operation and OEM fit.
- UNI FILTER Filter - GS550/650 Miscellaneous NU-2439 – High-flow foam for better air intake and easy cleaning.
- MIKUNI Main Jet - 4-Pack N100604-1025 – Precision jets for VM16, HS40, HSR42/45/48 carbs.
- DYNOJET Power Vision 3 - Yamaha PV3-22-16 – Flash tunes with real-time data display for Yamaha models.
- UNI FILTER Filter - GS650G/GL/M NU-2440 – Precision fit with indefinite service life for Suzuki GS models.
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
-
Twin Air Backfire Air Filter Husqvarna 701 Enduro Supermoto 2016-2024 KTM 690 Enduro R SMC-R 2008-2024 155510FR
TWIN AIR
$20.95The Twin Air Backfire Air Filter delivers the filtration reliability your 701 Enduro or 690 Enduro R demands, with dual-stage foam construction that traps contaminants without choking airflow. Whether you're running desert terrain or tight singletrack,...10113959- SKU:
- 10113959
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- FEATURES:
- PRE-OILED
- PRODUCT NAME:
- REPLACEMENT AIR FILTER
- UNITS:
- EACH
- BASE COLOR:
- ORANGE
- FILTER SHAPE:
- RECTANGULAR
- FILTER MEDIA MATERIAL:
- FOAM
$20.95 -
Twin Air Air Filter for Husqvarna 701 Enduro Supermoto KTM 690 Enduro R SMC-R 155510P
TWIN AIR
$66.95The Twin Air 155510P delivers measurable airflow improvements while maintaining engine protection on demanding enduro and supermoto terrain. A washable, reusable design eliminates disposable filter costs over your bike's lifespan, while the precision...10113960- SKU:
- 10113960
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- FEATURES:
- PRE-OILED
- FEATURES:
- WASHABLE
- PRODUCT NAME:
- AIR FILTER
- BASE COLOR:
- ORANGE
- FILTER SHAPE:
- RECTANGULAR
- FILTER MEDIA MATERIAL:
- FOAM
$66.95 -
Twin Air Backfire Air Filter KTM 500 EXC-F 2017-2023 154220FR
TWIN AIR
$43.95The Twin Air Backfire Air Filter is engineered to deliver improved airflow and engine responsiveness on your KTM 500 EXC-F without sacrificing filtration quality. By eliminating the restrictive stock backfire screen, this filter increases air intake...10113961- SKU:
- 10113961
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- FEATURES:
- BACKFIRE RESISTANT LAYER
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BASE COLOR:
- ORANGE
- MODEL:
- POWERFLOW
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
$43.95 -
Twin Air Backfire Air Filter Suzuki RMZ250 RMZ450 2018-2025 153221FR
TWIN AIR
$43.95The stock airbox on your RMZ250 or RMZ450 restricts airflow and sacrifices filtration efficiency. The Twin Air Backfire Air Filter replaces that restrictive design with a dual-stage foam construction that flows more air while capturing finer...10113985- SKU:
- 10113985
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MODEL:
- POWERFLOW
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- FEATURES:
- BACKFIRE RESISTANT LAYER
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- BASE COLOR:
- ORANGE
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
$43.95Qty in Cart: 0Quantity:Price:$43.95Subtotal: -
Twin Air Airbox Cover Suzuki RM-Z250 RM-Z450 2018-2025 160113
TWIN AIR
$47.95Protecting your engine during routine maintenance shouldn't require guesswork or improvisation. The Twin Air Airbox Cover creates a positive seal that keeps water, cleaning solutions, and debris out of your intake system—critical for preserving fuel...10113988- SKU:
- 10113988
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- BASE COLOR:
- ORANGE
- COLOR/FINISH:
- ORANGE
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- PVC
- PRODUCT NAME:
- COVER
- TYPE:
- AIRBOX
- UNITS:
- EACH
$47.95 -
Twin Air Pre-Oiled Air Filter for 2014-2017 Honda CRF250R and 2013-2016 CRF450R 150221X
TWIN AIR
$43.95Running a stock air filter on your CRF250R or CRF450R leaves performance on the table—especially in dusty or high-demand riding conditions. The Twin Air Pre-Oiled Air Filter 150221X delivers superior filtration and airflow through its dual-layer foam...10113135- SKU:
- 10113135
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- UNITS:
- EACH
- BASE COLOR:
- GREEN
- FEATURES:
- PRE-OILED
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FILTER SHAPE:
- ROUND
$43.95 -
Twin Air Air Filter for Yamaha YZ250F YZ450F 2014 152218
TWIN AIR
$38.95A quality air filter is fundamental to engine longevity and performance—restrict airflow and you're leaving power on the table; allow debris into the combustion chamber and you're inviting premature wear. The Twin Air dual-stage design delivers the...10113130- SKU:
- 10113130
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- FILTER MEDIA STYLE:
- DUAL-LAYER
- UNITS:
- EACH
- COLOR/FINISH:
- OFF-WHITE
- COLOR/FINISH:
- ORANGE
- FEATURES:
- WASHABLE
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- OFF-WHITE
- FILTER MEDIA MATERIAL:
- FOAM
- TYPE:
- STANDARD
$38.95 -
Twin Air Air Filter for Kawasaki KX250 2019-2020 KX250F 2017-2018 KX450F 2016-2018 151121
TWIN AIR
$38.95A quality air filter is fundamental to engine performance—it's the barrier between your engine and dirt that kills power and reliability. The Twin Air 151121 delivers superior filtration through dual-stage foam construction while maintaining the high...10113624- SKU:
- 10113624
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- ORANGE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- UNITS:
- EACH
- COLOR/FINISH:
- OFF-WHITE
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- TYPE:
- STANDARD
- BASE COLOR:
- OFF-WHITE
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
$38.95Qty in Cart: 0Quantity:Price:$38.95Subtotal: -
Twin Air Airbox Cover Kawasaki KX250F 2017-2018 KX450F 2016-2018 160111
TWIN AIR
$47.95Protecting your intake system during maintenance isn't optional—it's essential. The Twin Air Airbox Cover seals your engine's air intake, preventing water, cleaning solutions, and debris from contaminating critical components while you service your...10113627- SKU:
- 10113627
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- BASE COLOR:
- ORANGE
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- PVC
- PRODUCT NAME:
- COVER
- TYPE:
- AIRBOX
- COLOR/FINISH:
- ORANGE
- UNITS:
- EACH
$47.95 -
Twin Air Pre-Oiled Air Filter for Yamaha YZ125 YZ250 YZ250F YZ426F YZ450F 152213X
TWIN AIR
$43.95A quality air filter directly impacts engine responsiveness, throttle feel, and overall reliability—especially in high-demand racing and trail conditions. The Twin Air Pre-Oiled Filter eliminates the hassle of manual oiling while delivering consistent,...10110579- SKU:
- 10110579
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- FEATURES:
- WASHABLE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- FILTER SHAPE:
- TEARDROP
- BASE COLOR:
- GREEN
- FEATURES:
- PRE-OILED
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- TAPERED
- RIDING STYLE:
- OFF-ROAD
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
$43.95 -
Twin Air Pre-Oiled Air Filter for Yamaha WR250F 2003-2013 152215X
TWIN AIR
$43.95The stock air filter on your WR250F restricts airflow and requires frequent replacement, costing you both money and performance. Twin Air's pre-oiled foam design delivers superior filtration while maintaining the high flow rates your engine demands,...10110580- SKU:
- 10110580
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- COLOR/FINISH:
- GREEN
- FILTER MEDIA MATERIAL:
- FOAM
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- GREEN
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- OVAL
- PRODUCT NAME:
- PRE-OILED AIR FILTER
- UNITS:
- EACH
$43.95Qty in Cart: 0Quantity:Price:$43.95Subtotal: -
Twin Air Pre-Oiled Air Filter for Suzuki RM80 1986-2001 RM85 2002-2023 RM85L 2003-2012 153006X
TWIN AIR
$43.95A quality air filter is your engine's first line of defense against contamination that degrades performance and accelerates wear. The Twin Air Pre-Oiled Air Filter for your Suzuki RM80, RM85, or RM85L combines proven dual-stage foam technology with...10110582- SKU:
- 10110582
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- COLOR/FINISH:
- GREEN
- FILTER SHAPE:
- ROUND
- UNITS:
- EACH
- BASE COLOR:
- GREEN
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- PRE-OILED AIR FILTER
$43.95 -
Twin Air Pre-Oiled Air Filter 2003-2018 Suzuki RM-Z250 RM-Z450 RM250 RM125 153215X
TWIN AIR
$43.95A restrictive or contaminated air filter kills performance and accelerates engine wear—especially on high-revving race bikes like the RM-Z series. The Twin Air Pre-Oiled Air Filter delivers unrestricted airflow while trapping abrasive particles before...10110583- SKU:
- 10110583
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- FILTER SHAPE:
- TEARDROP
- PRODUCT NAME:
- AIR FILTER
- UNITS:
- EACH
- BASE COLOR:
- GREEN
- FEATURES:
- PRE-OILED
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- TAPERED
- RIDING STYLE:
- OFF-ROAD
$43.95 -
Twin Air Pre-Oiled Air Filter for Kawasaki KX250F 2006-2016 KX450F 2006-2015 151119FRX
TWIN AIR
$47.95A clean air filter is non-negotiable for maintaining peak engine performance and reliability on your KX250F or KX450F. Twin Air's dual-stage foam design captures fine particles while preserving airflow, giving you the filtration efficiency you need for...10110590- SKU:
- 10110590
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- BASE COLOR:
- GREEN
- FILTER SHAPE:
- ROUND
- PRODUCT NAME:
- PRE-OILED AIR FILTER
- UNITS:
- EACH
- COLOR/FINISH:
- GREEN
- MODEL:
- POWERFLOW
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- REPLACEMENT
- FILTER MEDIA MATERIAL:
- FOAM
$47.95 -
Twin Air Air Filter for Suzuki JR80 2001-2004 153012
TWIN AIR
$19.95A clean, unrestricted airflow is fundamental to your Suzuki JR80's throttle response and engine longevity. The Twin Air Air Filter replaces marginal OEM filtration with a dual-stage foam design that captures contaminants without choking your engine,...10110420- SKU:
- 10110420
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- BASE COLOR:
- OFF-WHITE
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- TYPE:
- STANDARD
- COLOR/FINISH:
- OFF-WHITE
- PRODUCT NAME:
- AIR FILTER
- UNITS:
- EACH
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- ORANGE
$19.95 -
Twin Air Air Filter Dust Cover Honda CRF150F CRF230F 2003-2019 150209DC
TWIN AIR
$24.95Dust and debris are the silent killers of engine longevity, especially when you're pushing your Honda CRF150F or CRF230F hard in off-road conditions. The Twin Air Air Filter Dust Cover acts as your first line of defense, extending filter life and...10110437- SKU:
- 10110437
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- DUST COVER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- OFF-WHITE
- FILTER MEDIA MATERIAL:
- FOAM
- TYPE:
- AIR FILTER
$24.95 -
Twin Air Air Filter Dust Cover for Honda CR125R CR250R CR500R 1989-2007 150207DC
TWIN AIR
$24.95Dust and debris are the silent killers of engine longevity, especially in off-road conditions where fine particulates bypass your primary air filter. The Twin Air Dust Cover acts as a first-stage pre-filter, trapping larger contaminants before they reach...10110438- SKU:
- 10110438
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- PRODUCT NAME:
- DUST COVER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BASE COLOR:
- YELLOW
- FILTER MEDIA MATERIAL:
- FOAM
- TYPE:
- AIR FILTER
$24.95 -
Twin Air Filter Dust Cover for Suzuki RMX250 1989-1998 and DR-Z400 2000-2004 153156DC
TWIN AIR
$24.95Dust and debris are the enemy of engine longevity, especially on trail and off-road bikes where air quality is compromised. The Twin Air Filter Dust Cover acts as a first-stage defense system, trapping coarse particles before they reach your main...10110448- SKU:
- 10110448
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- PRODUCT NAME:
- DUST COVER
- TYPE:
- AIR FILTER
- BASE COLOR:
- OFF-WHITE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- FILTER MEDIA MATERIAL:
- FOAM
$24.95Qty in Cart: 0Quantity:Price:$24.95Subtotal: -
Twin Air Air Filter Dust Cover for Yamaha YZ125 YZ250 YZ250F YZ450F 1997-2024 152213DC
TWIN AIR
$24.95Dust and sand are the enemy of engine longevity, especially in aggressive off-road conditions. The Twin Air Dust Cover acts as a first-stage barrier, trapping larger particulates before they reach your main air filter—meaning less frequent cleanings and...10110450- SKU:
- 10110450
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- DUST COVER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BASE COLOR:
- OFF-WHITE
- TYPE:
- AIR FILTER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$24.95 -
Twin Air Air Filter Kawasaki KX250F 2004-2005 151117
TWIN AIR
$38.95The Twin Air Air Filter for your Kawasaki KX250F delivers measurably better airflow than stock filtration, directly translating to improved throttle response and peak power delivery. Its dual-stage foam design keeps your engine protected from the...10110010- SKU:
- 10110010
- Availability:
- Ships Same Business Day
- Weight:
- 6.75 LBS
- COLOR/FINISH:
- OFF-WHITE
- COLOR/FINISH:
- ORANGE
- BASE COLOR:
- OFF-WHITE
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- AIR FILTER
- TYPE:
- STANDARD
$38.95
