5
Large bypass PSI mismatch: 20.5 psi
Compare Purolator PBL20252 against compatible oil filters from other brands. Review thread size, gasket dimensions, height, valve behavior, and fitment notes before substituting. This is a research tool, not an automatic guarantee of fitment.
Before substituting: verify filter style, thread size or cartridge dimensions, gasket dimensions, height and clearance, bypass behavior, and your engine or equipment requirements.
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| Specification | Searched filter Purolator PBL20252 Reference filter | Purolator L20252Best Match SAFE | SAFE | COMPATIBLE Large bypass PSI mismatch: 18 psi | COMPATIBLE Bypass present on both, PSI unknown on one or both |
|---|---|---|---|---|---|
| Thread size | M20x1.5 | M20x1.5 | M20x1.5 | M20x1.5 | M20x1.5 |
| Gasket OD | 88.9 mm | 88.9 mm | 88.9 mm | 88.9 mm | 87.48 mm |
| Gasket ID | 80 mm | 80 mm | 80 mm | 80 mm | 78.74 mm |
| Can OD | 93.73 mm | 93.73 mm | 93.73 mm | 95.5 mm | 92.96 mm |
| Height | 95.25 mm | 95.25 mm | 95.25 mm | 95.25 mm | 96.27 mm |
| Internal bypass valve | Yes | Yes | Yes | Yes | Yes |
| Bypass PSID | 25 - 35 | 25 - 35 | 25 - 35 | 8 - 16 | Unknown |
| Anti-drainback valve | Yes | Yes | Yes | Yes | Yes |
Sorted best-fit first. Dot rating summarizes relative fit without exposing the raw score. How matching is scored.