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Delphi HM10039 Direct Injection High Pressure Fuel Pump
| Brand | Delphi HM10039 |
|---|---|
| Outlet Outside Diameter | 0.313 |
| Fuel Type | Gas |
| Terminal Type | Blade |
| Mounting Hardware Included | No |
| Gasket Or Seal Included | No |
| Housing Material | Metal |
| Terminal Quantity | 2 |
| Terminal Gender | Male |
| Wiring Harness Included | No |
| Housing Color | Silver |
| Inlet Type | Threaded |
| Outlet Type | Hose bead |
| Outlet Quantity | 3 |
| In Tank or External | External |
| Drive Shaft Included | No |
| Inlet Fitting Thread Size | M14-1.5 |
| Pump Type | Mechanical |
| Item Grade | Standard replacement |
| Package Contents | Direct injection high pressure fuel pump, instruction sheet |
| Fits | Audi · 29 vehicles |
OE heritage. Built from more than 100 years of Delphi fuel system experience.
Standard replacement. Direct injection high pressure fuel pump for gasoline applications.
Metal housing. Threaded inlet and hose-bead outlet connections for service replacement.
Cross-references 079 127 025 AE, 079 127 025 AH and 079 127 025 AJ for the same application. See all 12.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Direct Injection Fuel Pump Overview
The Delphi HM10039 is a standard replacement direct injection high pressure fuel pump for gasoline applications. It is built with OE heritage and is listed for select Audi performance and luxury models, including Audi A8 Quattro, Audi RS7, Audi S6, Audi S7, and Audi S8.
Key Features
- Direct injection high pressure fuel pump for gasoline fuel systems
- Metal housing with a silver finish
- Mechanical pump design with threaded inlet and hose-bead outlet connections
- Blade terminals with a 2-terminal male electrical connection
- Standard replacement part number HM10039
Detailed Description
Delphi HM10039 is engineered as a direct injection high pressure fuel pump for gas-powered vehicles that require precise fuel delivery under high pressure. The metal housing, threaded M14-1.5 inlet, and hose-bead outlet layout support a factory-style service replacement, while the blade terminal design simplifies electrical connection. This part number, HM10039, is listed for 2013-2018 Audi A8 Quattro, 2014-2018 Audi RS7, 2013-2018 Audi S6, 2013-2018 Audi S7, and 2013-2018 Audi S8. Delphi draws on more than 100 years of OE experience and a broad aftermarket portfolio, which is reflected in the HM10039 replacement design.
What It Is Used For
- Restoring fuel pressure in a direct injection fuel system
- Replacing a worn or failing mechanical high pressure fuel pump
- Addressing hard-start or fuel delivery complaints tied to pump wear
- Correcting pressure loss that can affect drivability and engine response
Installation Notes and Tips
Verify fuel system compatibility before installation and confirm the inlet thread size, outlet style, and terminal configuration match the original unit. This pump does not include mounting hardware, a gasket or seal, or a wiring harness. The package includes the direct injection high pressure fuel pump and an instruction sheet. Fitment includes 2013-2018 Audi A8 Quattro, 2014-2018 Audi RS7, 2013-2018 Audi S6, 2013-2018 Audi S7, and 2013-2018 Audi S8.
Quality Assurance
Delphi builds aftermarket parts using OE experience and knowledge developed through supply relationships with major automakers. HM10039 is a standard replacement fuel pump designed to meet the needs of the listed applications.
| Year | Make | Model | Notes |
|---|---|---|---|
| 2018 | Audi | A8 Quattro | — |
| 2018 | Audi | RS7 | — |
| 2018 | Audi | S6 | — |
| 2018 | Audi | S7 | — |
| 2018 | Audi | S8 | — |
| 2017 | Audi | A8 Quattro | — |
| 2017 | Audi | RS7 | — |
| 2017 | Audi | S6 | — |
| 2017 | Audi | S7 | — |
| 2017 | Audi | S8 | — |
| 2016 | Audi | A8 Quattro | — |
| 2016 | Audi | RS7 | — |
| 2016 | Audi | S6 | — |
| 2016 | Audi | S7 | — |
| 2016 | Audi | S8 | — |
| 2015 | Audi | A8 Quattro | — |
| 2015 | Audi | RS7 | — |
| 2015 | Audi | S6 | — |
| 2015 | Audi | S7 | — |
| 2015 | Audi | S8 | — |
| 2014 | Audi | A8 Quattro | — |
| 2014 | Audi | RS7 | — |
| 2014 | Audi | S6 | — |
| 2014 | Audi | S7 | — |
| 2014 | Audi | S8 | — |
| 2013 | Audi | A8 Quattro | — |
| 2013 | Audi | S6 | — |
| 2013 | Audi | S7 | — |
| 2013 | Audi | S8 | — |
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