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Delphi FP10551 Fuel Injection Pressure Regulator
| Brand | Delphi FP10551 |
|---|---|
| Adjustable | No |
| Gauge Port | No |
| Inlet Port Diameter | 0.63 |
| Inlet Port Diameter | 16.0 |
| Inlet Quantity | 1 |
| Inlet Type | Push In |
| Material | Metal |
| Material | Metal |
| Mounting Type | Bolt |
| Outlet Port Diameter | 0.24 |
| Outlet Port Diameter | 6.0 |
| Outlet Quantity | 1 |
| Outlet Type | Hose |
| System Pressure | 51 |
| Fits | Hyundai, Kia, Mitsubishi, Dodge, and Chrysler · 34 vehicles |
OE heritage. Built with 100 years of OE experience.
Metal construction. Durable fuel pressure regulator body for dependable service.
Bolt mount. Push-in inlet and hose outlet simplify installation.
Cross-references Beck/Arnley 158-0715, Edelmann 24000 and Gates 23019 for the same application. See all 10.
Fuel Pressure Control for OE Applications
The Delphi FP10551 fuel injection pressure regulator is built for precise fuel system control in select Hyundai, Kia, Mitsubishi, Chrysler, and Dodge applications. It uses a metal body with a push-in inlet, hose outlet, and bolt-on mounting for a direct replacement style installation.
With a fixed 51 system pressure rating, this Delphi fuel injection pressure regulator supports stable fuel delivery for vehicles such as the Hyundai Santa Fe, Hyundai XG350, Kia Amanti, and Mitsubishi Diamante. Delphi draws on OE supplier experience to produce aftermarket parts with OE-based engineering and fitment focus.
Key Features
- Delphi FP10551 fuel injection pressure regulator
- Metal construction for fuel system durability
- Fixed 51 system pressure specification
- 1 push-in inlet and 1 hose outlet
- Bolt mounting design
- No gauge port and non-adjustable design
- Inlet port diameter: 16.0 mm / 0.63 in
- Outlet port diameter: 6.0 mm / 0.24 in
Detailed Description
The Delphi FP10551 is a fuel injection pressure regulator designed for vehicles that require a 51-pressure fuel delivery setup. Its metal housing, single inlet and outlet configuration, and fixed-pressure design make it a straightforward replacement for service work on fuel injection systems. This part number FP10551 is commonly searched for Hyundai Santa Fe fuel pressure regulator replacement, Hyundai XG350 fuel injection pressure regulator, and Mitsubishi Diamante fuel system repair.
This part cross-references Beck/Arnley 158-0715 for the same application. It also cross-references Gates 23019 for the same application.
What It Helps Address
- Fuel pressure that is too high or too low
- Hard starting caused by unstable fuel delivery
- Rough idle related to pressure regulation issues
- Fuel smell or rich-running symptoms from regulator failure
- Driveability problems tied to inconsistent injector supply pressure
Installation Notes and Tips
Verify inlet and outlet port sizes, mounting style, and system pressure before installation. Confirm the vehicle uses a push-in inlet, hose outlet, and 51 system pressure specification. For best results, compare the original regulator to Delphi FP10551 before replacement and inspect connected fuel lines and seals for wear.
Quality Assurance
Delphi builds this regulator using OE heritage and knowledge developed through long-term supplier experience with major automakers. That background supports consistent design and application matching for fuel injection service.
- Fits 2003-2006 Hyundai Santa Fe
- Fits 2004-2006 Kia Amanti
- Fits 2002-2005 Hyundai XG350
- Fits 1997-2004 Mitsubishi Diamante
- Fits 2001 Hyundai XG300
- Fits 1995-1996 Dodge Avenger
- Fits 1995 Chrysler Sebring
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2006 | Hyundai | Santa Fe | — | N/A | — |
| 2006 | Kia | Amanti | — | N/A | — |
| 2005 | Hyundai | Santa Fe | — | N/A | — |
| 2005 | Hyundai | XG350 | — | N/A | — |
| 2005 | Kia | Amanti | — | N/A | — |
| 2004 | Hyundai | Santa Fe | — | N/A | — |
| 2004 | Hyundai | XG350 | — | N/A | — |
| 2004 | Kia | Amanti | — | N/A | — |
| 2004 | Mitsubishi | Diamante | VR-X | N/A | — |
| 2004 | Mitsubishi | Diamante | LS | N/A | — |
| 2004 | Mitsubishi | Diamante | ES | N/A | — |
| 2003 | Hyundai | Santa Fe | — | N/A | — |
| 2003 | Hyundai | XG350 | — | N/A | — |
| 2003 | Mitsubishi | Diamante | VR-X | N/A | — |
| 2003 | Mitsubishi | Diamante | LS | N/A | — |
| 2003 | Mitsubishi | Diamante | ES | N/A | — |
| 2002 | Hyundai | XG350 | — | N/A | — |
| 2002 | Mitsubishi | Diamante | VR-X | N/A | — |
| 2002 | Mitsubishi | Diamante | LS | N/A | — |
| 2002 | Mitsubishi | Diamante | ES | N/A | — |
| 2001 | Hyundai | XG300 | — | N/A | — |
| 2001 | Mitsubishi | Diamante | LS | N/A | — |
| 2001 | Mitsubishi | Diamante | ES | N/A | — |
| 2000 | Mitsubishi | Diamante | LS | N/A | — |
| 2000 | Mitsubishi | Diamante | ES | N/A | — |
| 1999 | Mitsubishi | Diamante | Base | N/A | — |
| 1998 | Mitsubishi | Diamante | LS | N/A | — |
| 1998 | Mitsubishi | Diamante | ES | N/A | — |
| 1997 | Mitsubishi | Diamante | LS | N/A | — |
| 1997 | Mitsubishi | Diamante | ES | N/A | — |
| 1996 | Dodge | Avenger | ES | N/A | — |
| 1995 | Chrysler | Sebring | LXi | N/A | — |
| 1995 | Chrysler | Sebring | LX | N/A | — |
| 1995 | Dodge | Avenger | ES | N/A | — |
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