Description
Fleetguard FF5382 is a spin-on secondary fuel filter with an 8-micron rating and M30x1.5 mounting thread, used on Mack E7 and E-Tech engines as the downstream final-filter stage. Replaces Mack 483GB471M / 25502422 / 483GB476M and runs in series with the FF5381 primary (M22x1.5) on the standard two-stage Mack fuel filter housing.
Specifications
| Manufacturer | Fleetguard |
|---|---|
| Part Number | FF5382 |
| Part Type | Spin-On Secondary Fuel Filter |
| Thread Size | M30 x 1.5-6H |
| Length | 10.39 in |
| Largest OD | 4.24 in |
| Gasket OD | 3.95 in |
| Gasket ID | 3.59 in |
| Micron Rating (SAE J1985) | 8 µm |
| Efficiency, TWA (SAE J1985) | 98.7% |
| Engine Compatibility | Mack E7, E-Tech |
Cross References
This fuel filter replaces or is equivalent to the following part numbers:
- Mack: 483GB471M, 25502422, 483GB476M, 3076P8050, 57GC2234
- Tec-Fil: PSC765
Applications
This filter fits the following engines (secondary / final position):
- Mack E7 (mechanical and electronic, 1989-2002)
- Mack E-Tech (1998-2004)
Representative vehicles using these engines:
- Mack CH, CL, CV, RD, RB, DM (1989-2004 with E7 / E-Tech)
Run with FF5381 primary upstream for the full two-stage Mack fuel filtration set.
Verify your engine architecture — MP7 / MP8 fuel filters differ. Always replace primary and secondary together on the standard Mack maintenance interval.









