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 Fuel Tank Filter Honda CRF250R 2018-2021 CRF450R 2017-2020 160601
TWIN AIR
$36.95Contaminated fuel is one of the fastest ways to damage injectors and fuel pumps on your CRF. The Twin Air Fuel Tank Filter sits directly under your gas cap to intercept dirt and debris before they reach your fuel system, keeping your engine running clean...10113965- SKU:
- 10113965
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- BASE COLOR:
- ORANGE
- BODY OUTSIDE DIAMETER IMPERIAL:
- 1-4/5'
- FILTER MEDIA MATERIAL:
- NYLON
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- INLINE FILTER ANGLE:
- STRAIGHT
- MICRON RATING:
- 40 MICRONS
- FEATURES:
- INCLUDES THREADED CAP
- PRODUCT NAME:
- FUEL FILTER
- BODY LENGTH IMPERIAL:
- 4/25'
- COLOR/FINISH:
- ORANGE
- FOR FUEL LINE SIZE IMPERIAL:
- 1-9/16'
- UNITS:
- EACH
$36.95 -
Twin Air Air Filter for Suzuki Z50 2017-2022 153045
TWIN AIR
$18.95The Twin Air Air Filter for your Suzuki Z50 delivers the filtration efficiency and airflow optimization your engine needs to perform at its best. A quality air filter is foundational to engine longevity and responsiveness—this dual-stage foam design...10113978- SKU:
- 10113978
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- OFF-WHITE
- FILTER MEDIA MATERIAL:
- FOAM
- TYPE:
- STANDARD
- COLOR/FINISH:
- ORANGE
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- BASE COLOR:
- OFF-WHITE
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
$18.95 -
Twin Air Powerflow Replacement Air Filter for Kawasaki KX250 2019-2021 KX250F 2017-2018 KX450F 2016-2018 151122FR
TWIN AIR
$42.95A quality air filter is your first line of defense against engine wear—dirt and debris that bypass filtration can cause premature damage and power loss. The Twin Air Powerflow delivers dual-stage foam filtration that maximizes airflow to your Kawasaki's...10113625- SKU:
- 10113625
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- GREEN
- BASE COLOR:
- GREEN
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER SHAPE:
- UNIQUE
- RIDING STYLE:
- OFF-ROAD
- FEATURES:
- BACKFIRE RESISTANT LAYER
- COLOR/FINISH:
- BLACK
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- POWERFLOW
- PRODUCT NAME:
- BACKFIRE REPLACEMENT FILTER
- UNITS:
- EACH
$42.95 -
Twin Air PowerFlow Kit Kawasaki KX250F KX450F 2017-2018 151122C
TWIN AIR
$199.95Stock air filtration systems on the KX250F and KX450F create unnecessary restrictions that limit your engine's breathing and overall performance potential. The Twin Air PowerFlow Kit replaces these components with a precision-engineered dual-stage filter...10113626- SKU:
- 10113626
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- MODEL:
- POWERFLOW
- STYLE:
- CLAMP-ON
- FEATURES:
- BACKFIRE RESISTANT LAYER
- MATERIAL:
- BILLET ALUMINUM
- UNITS:
- EACH
- BASE COLOR:
- GREEN
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
$199.95 -
Twin Air Air Filter Dust Cover for KTM 1997-2023 65 SX 1997-2006 620 Duke 1998-2006 625 SMC 2008-2010 640 Adventure 154514DC
TWIN AIR
$22.95Dust and debris are the silent killers of air filter longevity and engine performance. The Twin Air Dust Cover is a high-density foam pre-filter that intercepts contaminants before they reach your main air filter, effectively doubling service intervals...10110443- SKU:
- 10110443
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- UNITS:
- EACH
- FILTER MEDIA MATERIAL:
- FOAM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- DUST COVER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- BASE COLOR:
- OFF-WHITE
- TYPE:
- AIR FILTER
$22.95 -
Twin Air Air Filter Dust Cover for KTM 125-450cc 1998-2013 154112DC
TWIN AIR
$24.95Dust and debris are your KTM's worst enemies in off-road riding, and a clogged air filter chokes engine performance and accelerates component wear. The Twin Air Air Filter Dust Cover adds a protective foam pre-filter layer that traps coarse particles...10110444- SKU:
- 10110444
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- UNITS:
- EACH
- FILTER MEDIA MATERIAL:
- FOAM
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- OFF-WHITE
- TYPE:
- AIR FILTER
- PRODUCT NAME:
- DUST COVER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$24.95Qty in Cart: 0Quantity:Price:$24.95Subtotal: -
Twin Air Fuel Tank Filter Kawasaki KX250F 2011-2018 KX450F 2009-2021 160610
TWIN AIR
$36.95Fuel contamination is one of the leading causes of premature fuel system failure and carburetor issues in high-performance dirt bikes. The Twin Air Fuel Tank Filter installs directly under your gas cap and traps particles as small as 40 microns before...7070022- SKU:
- 7070022
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- BASE COLOR:
- ORANGE
- BODY OUTSIDE DIAMETER IMPERIAL:
- 1-3/4'
- FOR FUEL LINE SIZE IMPERIAL:
- 1-5/8'
- PRODUCT NAME:
- FUEL FILTER
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- FILTER MEDIA MATERIAL:
- NYLON
- INLINE FILTER ANGLE:
- STRAIGHT
- MICRON RATING:
- 40 MICRONS
- FEATURES:
- INCLUDES THREADED CAP
- UNITS:
- EACH
- BODY LENGTH IMPERIAL:
- 1/2'
- COLOR/FINISH:
- ORANGE
$36.95Qty in Cart: 0Quantity:Price:$36.95Subtotal: -
Twin Air Fuel Tank Filter Yamaha YZ250F YZ450F WR250F WR450F 2006-2013 160620
TWIN AIR
$36.95Contaminated fuel is one of the fastest ways to damage your fuel injectors and carburetor—especially in off-road conditions where dirt enters during refueling. The Twin Air Fuel Tank Filter mounts directly under your gas cap to intercept particles before...7070023- SKU:
- 7070023
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- BODY LENGTH IMPERIAL:
- 15/32'
- MICRON RATING:
- 40 MICRONS
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- ORANGE
- FILTER MEDIA MATERIAL:
- NYLON
- INLINE FILTER ANGLE:
- STRAIGHT
- FEATURES:
- INCLUDES THREADED CAP
- BASE COLOR:
- ORANGE
- BODY OUTSIDE DIAMETER IMPERIAL:
- 1-3/4'
- FOR FUEL LINE SIZE IMPERIAL:
- 1-5/8'
- PRODUCT NAME:
- FUEL FILTER
- RIDING STYLE:
- OFF-ROAD
$36.95 -
Twin Air Air Filter Dust Cover for Suzuki RM-Z250 2019-2024 RM-Z450 2018-2024 153220X
TWIN AIR
$43.95Dusty track conditions accelerate main filter clogging, forcing more frequent replacements and risking lean engine conditions between services. The Twin Air Dust Cover acts as a sacrificial first stage, trapping coarse particles before they reach your...10114413- SKU:
- 10114413
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- BASE COLOR:
- GREEN
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- PRODUCT NAME:
- DUST COVER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- AIR FILTER
- FILTER MEDIA MATERIAL:
- FOAM
$43.95 -
Twin Air Air Filter for Suzuki RM65 2003-2006 153010
TWIN AIR
$36.95A properly functioning air filter is critical to your RM65's longevity and power delivery. The Twin Air filter for your 2003-2006 Suzuki RM65 combines dual-stage foam construction with engineered sealing to maximize airflow while protecting your engine...153010- SKU:
- 153010
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- OFF-WHITE
- RIDING STYLE:
- OFF-ROAD
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- COLOR/FINISH:
- ORANGE
- FILTER SHAPE:
- ROUND
- PRODUCT NAME:
- AIR FILTER
- UNITS:
- EACH
- COLOR/FINISH:
- OFF-WHITE
- TYPE:
- STANDARD
$36.95 -
Twin Air Air Filter for Suzuki DR-Z250 2001-2007 153053
TWIN AIR
$38.95A quality air filter is foundational to engine longevity and performance—poor filtration allows abrasive contaminants to damage internal components, while restrictive designs rob your DR-Z250 of power. The Twin Air filter uses a dual-stage foam...153053- SKU:
- 153053
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- OFF-WHITE
- PRODUCT NAME:
- AIR FILTER
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- STANDARD
- COLOR/FINISH:
- ORANGE
- UNITS:
- EACH
- COLOR/FINISH:
- OFF-WHITE
$38.95Qty in Cart: 0Quantity:Price:$38.95Subtotal: -
Twin Air Airbox Cover for 2003 Honda CRF450R 160067
TWIN AIR
$41.95Cleaning your airbox shouldn't mean risking water damage or contamination inside your engine bay. The Twin Air Airbox Cover for your 2003 Honda CRF450R seals off your intake system during maintenance, letting you pressure wash with confidence. It's a...160067- SKU:
- 160067
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- COLOR/FINISH:
- ORANGE
- UNITS:
- EACH
- PRODUCT NAME:
- COVER
- TYPE:
- AIRBOX
- MATERIAL:
- PVC
- BASE COLOR:
- ORANGE
- RIDING STYLE:
- OFF-ROAD
$41.95Qty in Cart: 0Quantity:Price:$41.95Subtotal: -
Twin Air Airbox Cover KTM 105 SX 2004-2011 105 XC 2008-2010 160071
TWIN AIR
$42.95Contaminated intake air is a silent killer of engine performance—water and cleaning agents seeping into your airbox during maintenance will compromise fuel mixture and throttle response. The Twin Air Airbox Cover eliminates this risk with a precision-fit...160071- SKU:
- 160071
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- BASE COLOR:
- ORANGE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- ORANGE
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- MATERIAL:
- PVC
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- AIRBOX
$42.95Qty in Cart: 0Quantity:Price:$42.95Subtotal: -
Twin Air Airbox Cover for Kawasaki KDX200 1989-2006 and Suzuki RM125 RM250 RMX250 1987-1998 160076
TWIN AIR
$41.95Your airbox is the first line of defense against contamination that degrades engine performance and longevity. The Twin Air Airbox Cover seals your intake system during cleaning and maintenance, letting you pressure wash confidently without risking water...160076- SKU:
- 160076
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- COLOR/FINISH:
- ORANGE
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- TYPE:
- AIRBOX
- UNITS:
- EACH
- BASE COLOR:
- ORANGE
- MATERIAL:
- PVC
- RIDING STYLE:
- OFF-ROAD
$41.95Qty in Cart: 0Quantity:Price:$41.95Subtotal: -
Twin Air Airbox Cover for 2003 Suzuki RM250 160080
TWIN AIR
$41.95Keeping your RM250's intake system clean during maintenance is non-negotiable if you want reliable performance and engine longevity. The Twin Air Airbox Cover seals your intake against water, cleaning solutions, and airborne contaminants—protecting your...160080- SKU:
- 160080
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- BASE COLOR:
- ORANGE
- COLOR/FINISH:
- ORANGE
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- MATERIAL:
- PVC
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- AIRBOX
$41.95Qty in Cart: 0Quantity:Price:$41.95Subtotal: -
Twin Air Airbox Cover for 1992-2013 Husqvarna 2-Stroke Models 160085
TWIN AIR
$41.95Cleaning your airbox shouldn't mean risking water damage to your intake system. The Twin Air Airbox Cover seals your airbox during maintenance, letting you pressure wash with confidence while keeping contaminants out. For any Husqvarna 2-stroke between...160085- SKU:
- 160085
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- COLOR/FINISH:
- ORANGE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BASE COLOR:
- ORANGE
- RIDING STYLE:
- STREET
- MATERIAL:
- PVC
- PRODUCT NAME:
- COVER
- TYPE:
- AIRBOX
$41.95 -
Twin Air Air Filter for Yamaha DT200 1989-1996 WR200 1991-1993 152415
TWIN AIR
$36.95If you're running a Yamaha DT200 or WR200, your engine's performance hinges on clean air reaching the combustion chamber. The Twin Air 152415 delivers superior filtration and airflow over stock filters, meaning better throttle response, more consistent...22003- SKU:
- 22003
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- COLOR/FINISH:
- OFF-WHITE
- COLOR/FINISH:
- ORANGE
- RIDING STYLE:
- STREET
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- STANDARD
- UNITS:
- EACH
- BASE COLOR:
- OFF-WHITE
- PRODUCT NAME:
- AIR FILTER
$36.95 -
Twin Air Air Filter Honda CR125R CR250R CR500R 1982-1985 150100
TWIN AIR
$38.95A quality air filter is fundamental to maintaining engine performance and reliability on your vintage CR. The Twin Air dual-stage foam design delivers superior filtration without sacrificing the airflow your two-stroke needs to breathe, while the...22501- SKU:
- 22501
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- COLOR/FINISH:
- OFF-WHITE
- COLOR/FINISH:
- ORANGE
- PRODUCT NAME:
- AIR FILTER
- RIDING STYLE:
- OFF-ROAD
- FEATURES:
- WASHABLE
- FILTER MEDIA STYLE:
- DUAL-LAYER
- UNITS:
- EACH
- TYPE:
- STANDARD
- BASE COLOR:
- OFF-WHITE
- FILTER MEDIA MATERIAL:
- FOAM
$38.95 -
Twin Air Air Filter for KTM 125 DX 1990-1995 125 EXC 1989-1997 154104
TWIN AIR
$36.95A quality air filter is fundamental to engine longevity and performance—poor filtration leads to accelerated wear, while inadequate airflow costs you horsepower. The Twin Air 154104 delivers dual-layer foam construction that captures fine dirt particles...22507- SKU:
- 22507
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- COLOR/FINISH:
- ORANGE
- PRODUCT NAME:
- AIR FILTER
- UNITS:
- EACH
- BASE COLOR:
- OFF-WHITE
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- OFF-WHITE
- RIDING STYLE:
- STREET
- TYPE:
- STANDARD
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- FILTER MEDIA STYLE:
- DUAL-LAYER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$36.95Qty in Cart: 0Quantity:Price:$36.95Subtotal: -
Twin Air Pre-Oiled Air Filter Suzuki RM-Z250 2004-2006 153217X
TWIN AIR
$43.95Your RM-Z250's performance depends on consistent airflow and reliable filtration—both of which degrade quickly with standard filters. The Twin Air Pre-Oiled Air Filter combines dual-stage foam construction with precision engineering to deliver superior...10110585- SKU:
- 10110585
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- COLOR/FINISH:
- GREEN
- UNITS:
- EACH
- FEATURES:
- WASHABLE
- FILTER MEDIA MATERIAL:
- FOAM
- PRODUCT NAME:
- PRE-OILED AIR FILTER
- BASE COLOR:
- GREEN
- FILTER MEDIA STYLE:
- DUAL-LAYER
- FILTER SHAPE:
- TEARDROP
- RIDING STYLE:
- OFF-ROAD
$43.95Qty in Cart: 0Quantity:Price:$43.95Subtotal:
