Bosch 3323 vs Mobil 1 (ExxonMobil / Mann+Hummel) M1-108A: Oil Filter Compatibility
Compare Bosch 3323 and Mobil 1 (ExxonMobil / Mann+Hummel) M1-108A 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 M20x1.5 thread.
Quick verdict
Both use a M20x1.5 thread.
- 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.
Bosch 3323 and Mobil 1 (ExxonMobil / Mann+Hummel) M1-108A specifications
How matching is scored| Specification | Bosch 3323 | Mobil 1 (ExxonMobil / Mann+Hummel) M1-108A |
|---|---|---|
| Thread size | M20x1.5 | M20x1.5 |
| Gasket OD | 63 mm | 63 mm |
| Gasket ID | 52 mm | 52 mm |
| Can OD | 70 mm | 68.33 mm |
| Height | 89.41 mm | 74.42 mm |
| Internal bypass valve | Yes | Yes |
| Bypass PSID | 12 - 15 | 14 - 18 |
| Anti-drainback valve | Yes | Yes |
What matters in this specific comparison
Thread size matches: both are M20x1.5.
Gasket OD is identical at 63 mm.
Gasket ID is identical at 52 mm.
Bosch 3323 is 15 mm taller (Bosch 3323: 89.41 mm, Mobil 1 (ExxonMobil / Mann+Hummel) M1-108A: 74.42 mm) -- check clearance before substituting.
Can OD differs by 1.7 mm (Bosch 3323: 70 mm, Mobil 1 (ExxonMobil / Mann+Hummel) M1-108A: 68.33 mm).
Both open their bypass valve in a comparable range: Bosch 3323 at 12-15 psi, Mobil 1 (ExxonMobil / Mann+Hummel) M1-108A at 14-18 psi.
Open related filters
Before substituting, verify thread fit, gasket sealing dimensions, height clearance, bypass behavior, and anti-drainback requirements for your specific application.