Description
Premium aftermarket replacement primary air filter from Fleetguard. The AF25354 is a Premium Magnum RS radial seal round element rated 99.9% full-life efficiency to ISO 5011 at 22.80 m³/min. It replaces Donaldson P533930 and fits Isuzu F-series medium duty trucks, Kenworth T2000 and T400, Sterling A-Line and Acterra, and GM medium duty chassis.
Specifications
| Manufacturer | Fleetguard |
|---|---|
| Part Number | AF25354 |
| Part Type | Primary Air Filter, Premium Magnum RS Radial Seal, Round |
| Engine Compatibility | Isuzu 6HK1-TC, Caterpillar C11 C12 C13 C9 3126B 3406, Cummins 6C8.3 M11 N14, Detroit Series 60, MBE900 |
| Outside Diameter | 10.94 in (277.9 mm) |
| Inside Diameter | 5.87 in (149 mm) |
| Overall Length | 15.64 in (397.3 mm) |
| Media | Cellulose |
| Efficiency | 99.9% full-life, ISO 5011 |
| Rated Flow | 22.80 m³/min |
| Matching Secondary Element | AF25429 |
Cross References
This part replaces or is equivalent to the following part numbers:
- Donaldson: P533930
- Baldwin: RS3548
- Wix: 46664
- Luber-finer: LAF3930
- GM: 12471801
- Isuzu: 8-12471801-0
- Ford: F6HZ-9601-AB
- Hastings: AF2248
- Mann: C28940
Applications
This primary air filter fits engines found in:
- Isuzu FSR, FTR, FVR, FVD1000, FVZ1400, FVL1400, FVM1400 with 6HK1-TC, 2003 and 2017
- Kenworth T2000 with Cat 3406, C12, N14, M11 or Series 60; Kenworth T400 with C12, 1989 and 1994
- Sterling A-Line A9500 with C11, C13 or C9, 2007; Sterling Acterra 7500 with MBE900
- Ford Louisville and LT8501 with Cummins 6C8.3 or Cat 3126B
- GM T6500, T7500, T8500 with 7.8L Duramax
- Massey Ferguson 8450 through 8480, 2007–2009; Challenger MT635B through MT665B
Verify fitment with your VIN or engine serial number and configuration before ordering. This is the primary (outer) element — the matching secondary is AF25429 and is sold separately. AF25354 replaces the earlier AF25355.









