View 4 Photos View 0 Videos Fleetguard FS1065 OEM Fuel Water Separator With Filter head 4939058 291221400 Recently Updated $129.99 USD (NEW/ OPEN BOX) FleetGuard FS1065 OEM Fuel/ Water Separator, for sale!!!! Cummins Part #: 4939058, 4934879; Filter Head P/N: 391221400; Stock #: FF1158 For more information about this... ConditionNewPart Number4939058Stock NumberFF1158 MLS Number14021977CategoryFuel Filters Last Updated7/27/2026 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info