FONHO manufactures this Mack oil filter as a direct OEM-quality replacement for part numbers 25MF436B, WF2022. It is built for Mack trucks and equipment applications, matching the original specification for fit, sealing and filtration performance.
A quality oil filter is what stands between abrasive particles and your engine’s bearing surfaces. This element is built with media area, bypass-valve setting and anti-drainback sealing matched to the OEM specification for the full service interval.
| Oil Filter 25MF436B Parameter: | |
| Part Number | UT 3124 |
| Parts Name | Fuel Filter |
| Brand | UNITRCUK |
| Height | 144.5 |
| Outer diameter | 107.6 |
| Thread Size | 1-16 UN-2B |
| Brand | Part Number |
|---|---|
| OEM | 25MF436B |
| Fleetguard | WF2022 |
Numbers are provided for reference. Please verify fitment against your current filter or equipment manual before ordering, or ask our team to confirm.
FONHO is an IATF 16949:2016 certified filter factory manufacturing heavy-duty filters since 2009, with in-house media testing, burst and efficiency laboratories, and a one-year warranty on all filters. To find related part numbers, see our Mack filter cross reference guide, search any OEM number in the parts finder, or browse the full cross reference tables. For factory-direct pricing and OEM programs, contact the FONHO team for a fast quotation.
All trademarks, brand names, and references are used for identification purposes only and are the property of their respective owners. FONHO is an independent aftermarket manufacturer and is not affiliated with or authorized by any OEM.
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