Description
EleMax fuel/water separator (FS20083) for Detroit Diesel DD13, DD15, DD16 and Cummins ISX/X15 engines in Freightliner Cascadia and Western Star 4900/5700XE. StrataPore multi-layer coalescing media removes 100% of free water and 90% of emulsified water plus fine particulates. Replaces Detroit A0000905051 and Baldwin PF46145.
Specifications
| Manufacturer | Fleetguard (Cummins Filtration) |
|---|---|
| Part Number | FS20083 |
| Part Type | Fuel/Water Separator, Spin-On |
| Engine Compatibility | Detroit DD13, DD15, DD16; Cummins ISX, X15 |
| Media | StrataPore multi-layer coalescing |
| Overall Height | 8.99 in (228.5 mm) |
| Outer Diameter | 6.08 in (154 mm) |
| Gasket ID | 2.61 in (66 mm) |
| Inner End Diameter | 2.46 in (62.5 mm) |
| Bypass Valve | Yes |
| Filtration Rating | 10 micron typical |
Cross References
This part replaces or is equivalent to the following part numbers:
- Detroit Diesel: A0000905051, A485007, A0001485007
- Baldwin: PF46145
- Donaldson: P580710
- Luber-finer: L20083F
- WIX: 33655
- Fleetguard (newer): FS20385
Applications
This fuel/water separator fits the following engines:
- Detroit Diesel DD13, DD15, DD16 (2007–present)
- Cummins ISX12, ISX15, X15 (with compatible housings)
- Navistar A26 (with compatible housings)
Representative vehicles using these engines:
- Freightliner Cascadia (2008–present)
- Western Star 4900, 5700XE, 47X, 49X (2008–present)
- Davco Fuel Pro / Diesel Pro processor housings
Verify your fuel filter housing — late-model Detroit applications use FS20385 (A0001485007) instead. Biodiesel-compatible up to B20.









