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Wix WA10421 Engine Air Filter
| Brand | Wix WA10421 |
|---|---|
| Class | Hd |
| Duty Type | Hd |
| Height | 10.850 |
| Inner Diameter Bottom | 2.580 |
| Inner Diameter Top | Closed |
| Media Material | Cellulose |
| Outer Diameter Bottom | 4.078 |
| Outer Diameter Top | 4.078 |
| Style | Air filter |
| Fits | Polaris · 49 vehicles |
Heavy-duty construction. Built with durable end caps and an expanded metal body for service use.
Premium filtration media. Cellulose media with pleat stabilization helps maintain airflow and structure.
ISO 5011 tested. Laboratory testing shows minimum 99.9% contaminant removal.
Cross-references NAPA Gold Filters 500421 and Polaris 7081308 for the same application. See all 2.
$49.92Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
$49.92
Free shipping
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Engine Air Filter options
Engine Air Filter Overview
The Wix WA10421 engine air filter is a heavy-duty replacement built for Polaris utility and recreational vehicles. It uses premium cellulose filtration media and durable end-cap construction to support consistent airflow and contaminant capture during regular service intervals.
Compatible With Polaris Ranger and Sportsman applications, this filter is a fitment-based replacement for a wide range of models from 2006 through 2014. The WA10421 part number is also referenced by NAPA Gold Filters 500421 for the same application.
Key Features
- Heavy-duty engine air filter construction for demanding service conditions.
- Cellulose media for standard filtration performance.
- Skip-a-pleat media stabilization and pleat stabilization beads where applicable.
- Polyurethane or corrosion-resistant end caps for added durability.
- Expanded metal body construction for structural support.
- Laboratory-tested to ISO 5011 standards with minimum 99.9% contaminant removal.
Fitment Details
- Fits 2014 Polaris Ranger 4x4 400, N/A.
- Fits 2010-2013 Polaris Ranger 4x4 400, N/A.
- Fits 2011-2013 Polaris Ranger 500 Crew, N/A.
- Fits 2013 Polaris Ranger 500 Crew LE, N/A.
- Fits 2012-2013 Polaris Ranger 500 EFI, N/A.
- Fits 2012-2013 Polaris Ranger 500 EFI LE, N/A.
- Fits 2012 Polaris Ranger 500 Crew Turbo Silver LE, N/A.
- Fits 2011 Polaris Ranger 4x4 500 EFI, N/A.
- Fits 2006-2009 Polaris Ranger 4x4 500 EFI, N/A.
- Fits 2010-2011 Polaris Sportsman 400 HO, N/A.
- Fits 2010 Polaris Ranger 4x4 500 EFI, N/A.
- Fits 2010 Polaris Ranger 6x6 800, N/A.
- Fits 2010 Polaris Ranger 800 Crew, N/A.
- Fits 2010 Polaris Ranger 800 Crew EPS, N/A.
- Fits 2010 Polaris Ranger 800 HD, N/A.
- Fits 2006-2009 Polaris Ranger 2x4 500, N/A.
- Fits 2006-2009 Polaris Ranger 6x6 700 EFI, N/A.
- Fits 2008-2009 Polaris Ranger Crew 700, N/A.
- Fits 2009 Polaris Ranger HD 700, N/A.
- Fits 2006-2009 Polaris Ranger XP 700, N/A.
- Fits 2007-2008 Polaris Ranger MVRS 700 4x4, N/A.
- Fits 2008 Polaris Ranger MVRS 700 6x6, N/A.
- Fits 2008 Polaris Ranger MVRS 800 4x4, N/A.
- Fits 2008 Polaris Ranger MVRS 800 6x6, N/A.
- Fits 2006-2007 Polaris Ranger 4x4 500, N/A.
- Fits 2007 Polaris Ranger 4x4 700 EFI, N/A.
Common Replacement Uses
- Restores restricted airflow caused by a dirty or clogged filter.
- Helps reduce dust and debris entering the intake system.
- Addresses service intervals when the original filter is due for replacement.
- Supports proper engine breathing in Polaris Ranger and Sportsman applications.
- Replaces a worn or damaged air filter element.
Installation Notes
Verify the vehicle model, year, and original equipment part number before ordering. This WA10421 filter is a direct replacement style air filter for the listed Polaris applications, and fitment should be matched to the exact model shown in the vehicle table.
Quality Assurance
WIX HD Air Filters are built with premium filtration media and durable construction features for service use. The WA10421 is laboratory tested to ISO 5011 standards and is recommended for OEM air filter change intervals.
This part fits 49 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2014 | Polaris | Ranger 4x4 400 | -L | -- | Original Equipment Part Number 7081308 |
| 2013 | Polaris | Ranger 4x4 400 | -L | -- | — |
| 2013 | Polaris | Ranger 500 Crew | -L | -- | Original Equipment Part Number 7081308 |
| 2013 | Polaris | Ranger 500 Crew LE | -L | -- | Original Equipment Part Number 7081308 |
| 2013 | Polaris | Ranger 500 EFI | -L | -- | Original Equipment Part Number 7081308 |
| 2013 | Polaris | Ranger 500 EFI LE | -L | -- | Original Equipment Part Number 7081308 |
| 2012 | Polaris | Ranger 4x4 400 | -L | -- | — |
| 2012 | Polaris | Ranger 500 Crew | -L | -- | Original Equipment Part Number 7081308 |
| 2012 | Polaris | Ranger 500 Crew Turbo Silver LE | -L | -- | Original Equipment Part Number 7081308 |
| 2012 | Polaris | Ranger 500 EFI | -L | -- | Original Equipment Part Number 7081308 |
| 2012 | Polaris | Ranger 500 EFI LE | -L | -- | Original Equipment Part Number 7081308 |
| 2011 | Polaris | Ranger 4x4 400 | -L | -- | — |
| 2011 | Polaris | Ranger 4x4 500 EFI | -L | -- | Original Equipment Part Number 7081308 |
| 2011 | Polaris | Ranger 500 Crew | -L | -- | Original Equipment Part Number 7081308 |
| 2011 | Polaris | Sportsman 400 HO | -L | -- | — |
| 2010 | Polaris | Ranger 4x4 400 | -L | -- | — |
| 2010 | Polaris | Ranger 4x4 500 EFI | -L | -- | — |
| 2010 | Polaris | Ranger 6x6 800 | -L | -- | Original Equipment Part Number 7081308 |
| 2010 | Polaris | Ranger 800 Crew | -L | -- | Original Equipment Part Number 7081308 |
| 2010 | Polaris | Ranger 800 Crew EPS | -L | -- | Original Equipment Part Number 7081308 |
| 2010 | Polaris | Ranger 800 HD | -L | -- | Original Equipment Part Number 7081308 |
| 2010 | Polaris | Sportsman 400 HO | -L | -- | — |
| 2009 | Polaris | Ranger 2x4 500 | -L | -- | Original Equipment Part Number 7081308 |
| 2009 | Polaris | Ranger 4x4 500 EFI | -L | -- | Original Equipment Part Number 7081308 |
| 2009 | Polaris | Ranger 6x6 700 EFI | -L | -- | Original Equipment Part Number 7081308 |
| 2009 | Polaris | Ranger Crew 700 | -L | -- | Original Equipment Part Number 7081308 |
| 2009 | Polaris | Ranger HD 700 | -L | -- | Original Equipment Part Number 7081308 |
| 2009 | Polaris | Ranger XP 700 | -L | -- | Original Equipment Part Number 7081308 |
| 2008 | Polaris | Ranger 2x4 500 | -L | -- | Original Equipment Part Number 7081308 |
| 2008 | Polaris | Ranger 4x4 500 EFI | -L | -- | Original Equipment Part Number 7081308 |
| 2008 | Polaris | Ranger 6x6 700 EFI | -L | -- | Original Equipment Part Number 7081308 |
| 2008 | Polaris | Ranger Crew 700 | -L | -- | Original Equipment Part Number 7081308 |
| 2008 | Polaris | Ranger MVRS 700 4x4 | -L | -- | Original Equipment Part Number 7081308 |
| 2008 | Polaris | Ranger MVRS 700 6x6 | -L | -- | Original Equipment Part Number 7081308 |
| 2008 | Polaris | Ranger MVRS 800 4x4 | -L | -- | Original Equipment Part Number 7081308 |
| 2008 | Polaris | Ranger MVRS 800 6x6 | -L | -- | Original Equipment Part Number 7081308 |
| 2008 | Polaris | Ranger XP 700 | -L | -- | Original Equipment Part Number 7081308 |
| 2007 | Polaris | Ranger 2x4 500 | -L | -- | Original Equipment Part Number 7081308 |
| 2007 | Polaris | Ranger 4x4 500 | -L | -- | Original Equipment Part Number 7081308 |
| 2007 | Polaris | Ranger 4x4 500 EFI | -L | -- | Original Equipment Part Number 7081308 |
| 2007 | Polaris | Ranger 4x4 700 EFI | -L | -- | Original Equipment Part Number 7081308 |
| 2007 | Polaris | Ranger 6x6 700 EFI | -L | -- | Original Equipment Part Number 7081308 |
| 2007 | Polaris | Ranger MVRS 700 4x4 | -L | -- | Original Equipment Part Number 7081308 |
| 2007 | Polaris | Ranger XP 700 | -L | -- | Original Equipment Part Number 7081308 |
| 2006 | Polaris | Ranger 2x4 500 | -L | -- | Original Equipment Part Number 7081308 |
| 2006 | Polaris | Ranger 4x4 500 | -L | -- | Original Equipment Part Number 7081308 |
| 2006 | Polaris | Ranger 4x4 500 EFI | -L | -- | Original Equipment Part Number 7081308 |
| 2006 | Polaris | Ranger 6x6 700 EFI | -L | -- | Original Equipment Part Number 7081308 |
| 2006 | Polaris | Ranger XP 700 | -L | -- | Original Equipment Part Number 7081308 |
| No rows match your filter. | |||||
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
NAPA Gold Filters — 500421Polaris — 7081308