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Delphi FG2321 Fuel Pump Module Assembly
| Brand | Delphi FG2321 |
|---|---|
| Outlet Outside Diameter | 0.375 |
| Voltage | 12.0 |
| Fuel Type | Gas |
| Regulator Included | Yes |
| Maximum Pressure | 58.0 |
| Terminal Type | Blade |
| Gasket Or Seal Included | No |
| Terminal Quantity | 4 |
| Lock Ring Included | No |
| Terminal Gender | Male |
| Strainer Included | Yes |
| Inlet Type | Strainer |
| Outlet Type | Quick connect |
| Outlet Quantity | 1 |
| In Tank or External | In tank |
| Resistance Ohms Empty | 180.0 |
| Resistance Ohms Full | 10.0 |
| Internal Or External Strainer | Internal |
| Average Current Draw | 10 |
| Average Flow Rating | 48 |
| Pump Type | Electric |
| Fuel Level Sender Assembly Included | Yes |
| Item Grade | Standard replacement |
| Package Contents | Fuel pump module assembly w/float arm, instruction sheet |
| System Pressure | 52 psi |
| Vapor Pressure Sensor | Yes |
| Product line | Discontinued |
| Fits | Ford · 44 vehicles |
OE heritage. Built from more than 100 years of supplier experience across automotive applications.
Complete module. Includes regulator, strainer, sender assembly, and vapor pressure sensor.
Standard replacement. Fuel pump module assembly for gas systems with in-tank electric operation.
Cross-references EFG2321, HC3Z 9H307-K and HC3Z 9H307-V for the same application. See all 5.
Fuel pump module for Super Duty trucks
This Delphi fuel pump module assembly is a standard replacement for gas applications that require an in-tank electric pump with an integrated fuel level sender and regulator. It is built for Ford F-250 Super Duty and Ford F-350 Super Duty fitments with a 48 gallon tank, and it uses a quick-connect outlet for service-friendly connection.
Delphi FG2321 reflects more than 100 years of OE experience and supplier knowledge used across a broad range of vehicle applications. The module includes a strainer, blade terminals, a vapor pressure sensor, and a float arm, making it a complete fuel delivery service part for the specified trucks. FG2321 is also referenced by interchange numbers including EFG2321 and PFS-1128.
Key features
- Standard replacement fuel pump module assembly for gas fuel systems
- In-tank electric design with integrated fuel level sender assembly
- Regulator included for controlled fuel delivery
- Quick-connect outlet and blade terminal electrical connection
- Strainer included with internal strainer design
- Vapor pressure sensor included
- Fits Ford F-250 Super Duty and Ford F-350 Super Duty applications with a 48 gallon tank
Detailed description
FG2321 is engineered as a fuel pump module assembly for 2017-2020 Ford F-250 Super Duty and 2017-2020 Ford F-350 Super Duty models with a 48 gallon tank. It operates on 12 volts, is rated for gas fuel, and is specified with a maximum pressure of 58 psi and a system pressure of 52 psi. The module also lists an average flow rating of 48 and an average current draw of 10, supporting consistent fuel delivery in the intended applications. Delphi FG2321 is a practical OE-style service part for restoring fuel supply, sender function, and pressure control in these trucks.
What this part is used for
- Restoring fuel delivery when the original pump no longer maintains pressure
- Replacing a worn fuel level sender assembly that gives inaccurate readings
- Addressing fuel starvation caused by a failing in-tank pump module
- Replacing a module with damaged electrical terminals or outlet connection
- Correcting vapor pressure sensor-related fuel system service needs
Installation notes and tips
Fits 2017-2020 Ford F-250 Super Duty, N/A. Fits 2017-2020 Ford F-350 Super Duty, N/A. The fitment notes specify use with a 48 gallon tank. The manufacturer notes that fuel tank contamination is a leading cause of premature pump failure, and recommends cleaning the tank before installing a replacement pump. A fuel tank cleaning kit is also recommended in the fitment notes. This part number is FG2321.
Quality assurance
Delphi builds this replacement part using OE heritage and supplier experience developed over a century of automotive production. FG2321 is a standard replacement fuel pump module assembly intended to meet the application requirements listed above.
| Year | Make | Model | Submodel | Body Type | Notes |
|---|---|---|---|---|---|
| 2020 | Ford | F-250 Super Duty | — | — | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2020 | Ford | F-350 Super Duty | XLT | Standard Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2020 | Ford | F-350 Super Duty | XLT | Extended Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2020 | Ford | F-350 Super Duty | XLT | Crew Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2020 | Ford | F-350 Super Duty | XL | Standard Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2020 | Ford | F-350 Super Duty | XL | Extended Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2020 | Ford | F-350 Super Duty | XL | Crew Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2020 | Ford | F-350 Super Duty | Platinum | — | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2020 | Ford | F-350 Super Duty | Lariat | Extended Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2020 | Ford | F-350 Super Duty | Lariat | Crew Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2020 | Ford | F-350 Super Duty | King Ranch | — | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2019 | Ford | F-250 Super Duty | — | — | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2019 | Ford | F-350 Super Duty | XLT | Standard Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2019 | Ford | F-350 Super Duty | XLT | Extended Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2019 | Ford | F-350 Super Duty | XLT | Crew Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2019 | Ford | F-350 Super Duty | XL | Standard Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2019 | Ford | F-350 Super Duty | XL | Extended Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2019 | Ford | F-350 Super Duty | XL | Crew Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2019 | Ford | F-350 Super Duty | Platinum | — | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2019 | Ford | F-350 Super Duty | Lariat | Extended Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2019 | Ford | F-350 Super Duty | Lariat | Crew Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2019 | Ford | F-350 Super Duty | King Ranch | — | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2018 | Ford | F-250 Super Duty | — | — | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2018 | Ford | F-350 Super Duty | XLT | Standard Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2018 | Ford | F-350 Super Duty | XLT | Extended Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2018 | Ford | F-350 Super Duty | XLT | Crew Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2018 | Ford | F-350 Super Duty | XL | Standard Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2018 | Ford | F-350 Super Duty | XL | Extended Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2018 | Ford | F-350 Super Duty | XL | Crew Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2018 | Ford | F-350 Super Duty | Platinum | — | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2018 | Ford | F-350 Super Duty | Lariat | Extended Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2018 | Ford | F-350 Super Duty | Lariat | Crew Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2018 | Ford | F-350 Super Duty | King Ranch | — | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2017 | Ford | F-250 Super Duty | — | — | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2017 | Ford | F-350 Super Duty | XLT | Standard Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2017 | Ford | F-350 Super Duty | XLT | Extended Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2017 | Ford | F-350 Super Duty | XLT | Crew Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2017 | Ford | F-350 Super Duty | XL | Standard Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2017 | Ford | F-350 Super Duty | XL | Extended Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2017 | Ford | F-350 Super Duty | XL | Crew Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2017 | Ford | F-350 Super Duty | Platinum | — | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2017 | Ford | F-350 Super Duty | Lariat | Extended Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2017 | Ford | F-350 Super Duty | Lariat | Crew Cab Pickup | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
| 2017 | Ford | F-350 Super Duty | King Ranch | — | with 48 Gallon Tank; Fuel tank contamination is the leading cause of premature fuel pump failure. To reduce risk of contaminating the replacement pump, it’s recommended to clean the fuel tank before installing a new pump.; Use of fuel tank cleaning kit FC01 is recommended.; Discontinued |
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