Description
Fleetguard FS20087 is a cartridge-style fuel water separator that replaces International 3004473C91 on Navistar MaxxForce 11 and MaxxForce 13 engines, and the same engine family rebadged by Caterpillar in CT660-series trucks. Manufactured by Cummins Filtration, the FS20087 captures fine particulate and free water before fuel reaches the high-pressure injection system.
Specifications
| Manufacturer | Fleetguard (Cummins Filtration) |
|---|---|
| Part Number | FS20087 |
| Part Type | Cartridge Fuel Water Separator |
| Engine Compatibility | Navistar MaxxForce 11, MaxxForce 13 |
| Primary OE Replacement | International 3004473C91 |
Cross References
This part replaces or is equivalent to the following part numbers:
- International / Navistar: 3004473C91
- Fleetguard: FS19869 (earlier service number)
- Baldwin: PF7986
- WIX: 33991
- NAPA: 3991
- Carquest: 86991
- Caterpillar: 376-2578
Applications
This fuel water separator fits the following engines:
- Navistar MaxxForce 11 (2008–2014)
- Navistar MaxxForce 13 (2008–2014)
Representative vehicles using these engines:
- International ProStar, LoneStar, LT625, 9900i (2008–2014)
- International 5600i, 7600, 8500, 8600
- Caterpillar CT610, CT660, CT680, CT681 (2011–2015)
Verify your engine serial number and fuel system configuration before ordering to confirm fitment.









