WIX 51795 vs Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A: Oil Filter Compatibility
Compare WIX 51795 and Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A oil filters by compatibility, dimensions, thread size, gasket fit, bypass valve, anti-drainback valve status, and match confidence. Use this comparison as a fitment review, not as an automatic substitution guarantee. Both use a 1-16 thread.
Quick verdict
Bypass present on both, PSI unknown on one or both
- Thread size is the first hard-fit check for any comparison of spin-on filters.
- Gasket OD and gasket ID are the most important seal-related dimensions.
- Height differences can matter for clearance even when thread and gasket fit appear close.
- Bypass and anti-drainback differences may be important, depending on the application.
WIX 51795 and Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A specifications
How matching is scored| Specification | WIX 51795 | Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A |
|---|---|---|
| Thread size | 1-16 | 1-16 |
| Gasket OD | 71.98 mm | 71 mm |
| Gasket ID | 62.53 mm | 62 mm |
| Can OD | 108.8 mm | 93.73 mm |
| Height | 186.2 mm | 173.48 mm |
| Internal bypass valve | Yes | Yes |
| Bypass PSID | Unknown | 12 - 15 |
| Anti-drainback valve | Yes | Yes |
What matters in this specific comparison
Thread size matches: both are 1-16.
Gasket OD differs by 1 mm (WIX 51795: 71.98 mm, Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A: 71 mm).
Gasket ID differs by 0.5 mm (WIX 51795: 62.53 mm, Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A: 62 mm).
WIX 51795 is 12.7 mm taller (WIX 51795: 186.2 mm, Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A: 173.48 mm) -- check clearance before substituting.
Can OD differs by 15.1 mm (WIX 51795: 108.8 mm, Mobil 1 (ExxonMobil / Mann+Hummel) M1-403A: 93.73 mm).
Both include an internal bypass valve.
Open related filters
Before substituting, verify thread fit, gasket sealing dimensions, height clearance, bypass behavior, and anti-drainback requirements for your specific application.