Review 18 OEM matches for WA6439 and the next verification steps before you choose a substitute.
WA6439 is a Wix filter that replaces 20 OEM part numbers. Use the table below to check which original equipment numbers are covered before you order a replacement.
Review 18 OEM matches for WA6439 and the next verification steps before you choose a substitute.
Cross-reference data helps you build a shortlist, but it should not be the last step. Before buying a replacement for WA6439, verify the application, dimensions, seal or thread style, and service interval requirements against your current filter. If the equipment manual or supplier data disagrees with the lookup result, follow the equipment-side specification first.
| OEM Number | Brand | Source |
|---|---|---|
| P203 .....................51010 PC 451 | AC DELCO AC DELCO | wix |
| L-303/43.0 | - | wix |
| ACE 039 ................WP6801 AG 286 | CARQUEST CARQUEST | wix |
| AG 286 | WA6414 | wix |
| FL6657 | COOPERSFIAAM | wix |
| 8498 .....................WA6595 9064 | CROSLAND CROSLAND | wix |
| AP 193/3 ................49033 AR 261 | FILTRON FILTRON | wix |
| 8S439601AD ...........49890 81 SF 9601 BA | - | wix |
| 5018 035 ................33179 6064 881 | - | wix |
| CA4308 | - | wix |
| 90486296 ...............WA10038 93152731 | - | wix |
| PA336 ...................WA6496 PA669 | MÃœLLER FILTER MÃœLLER FILTER | wix |
| 60669 | MAPCO | wix |
| EL3187 | - | wix |
| MA 6750 | - | wix |
| A93013 ..................42561 AF 3206 | PUROLATOR PUROLATOR | wix |
| SL 6136 | - | wix |
| 30.992.00 | U.F.I. | wix |
This page is designed to help you move from a part number to a verified shortlist. We combine OEM references, equivalent filter matches, and related pages so you can compare options faster without losing the original application context.
If you are sourcing for maintenance, fleet purchasing, or overseas supply, use the OEM list and related replacements together. That approach is safer than choosing a substitute based only on a similar-looking part number.
WA6439 replaces OEM part numbers such as P203 .....................51010 PC 451, L-303/43.0, and ACE 039 ................WP6801 AG 286 plus 17 additional OEM numbers. Use the cross-reference table to review the supported original equipment numbers.
WA6439 is connected to 11 brands in our records, including AC DELCO AC DELCO, CARQUEST CARQUEST, WA6414, and COOPERSFIAAM and 7 more brands. Use those references as a starting point, then verify the application before buying.
Before replacing WA6439, verify the application, dimensions, thread or seal style, and service requirements against your current filter. Cross-reference data should narrow the shortlist, but final fitment should always be confirmed on the equipment side.
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We source Wix WA6439 and compatible replacements directly from OEM-equivalent factories in China. Competitive pricing, flexible MOQ.