Delphi Fuel Injection Pressure Regulators

4.51 out of 5 stars 35 Customer Reviews

Fuel injection pressure regulators directly affect your engine and vehicle performance and can be a major contributor or hindrance to fuel economy. Delphi fuel injection pressure regulators provide consistent and predictable fuel pressure for superior drivability. These regulators maintain the correct pressure from your tank to the injector for varied driving conditions, providing enhanced fuel control accuracy. Delphi fuel injection pressure regulators feature precisely manufactured internal valves, diaphragms, and springs for excellent performance, longer life, and improved durability.

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Delphi Fuel Injection Pressure Regulators FP10021

Fuel Pressure Regulator, OE Style, Maximum 55 psi, Returnless, Push-In Style Inlet Diameter 25mm, Non-Adjustable, Metal, GM, Hummer, Isuzu, Each

Part Number: DFP-FP10021

4.37 out of 5 stars ( 19 )

Estimated Ship Date: Tomorrow

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Delphi Fuel Injection Pressure Regulators FP10075

Fuel Pressure Regulator, Replacement, Cadillac, Chevy, GMC, Oldsmobile, Each

Part Number: DFP-FP10075

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Delphi Fuel Injection Pressure Regulators FP10049

Fuel Pressure Regulator, Replacement, Ford, Lincoln, Mercury, Each

Part Number: DFP-FP10049

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators for 1991-2005 NSX - FP10494

FUEL PRESSURE REGULATOR

Part Number: DFP-FP10494

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators FP10388

Fuel Pressure Regulator, Steel, Chevy, Pontiac, Cadillac, Isuzu, Oldsmobile, Saturn, Each

Part Number: DFP-FP10388

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators FP10016

Fuel Pressure Regulator, Replacement, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Each

Part Number: DFP-FP10016

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators FP10259

FUEL INJECTION PRESSURE REGULATOR

Part Number: DFP-FP10259

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators FP10404

FUEL PRESSURE REGULATOR

Part Number: DFP-FP10404

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators FP10317

FUEL PRESSURE REGULATOR

Part Number: DFP-FP10317

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators FP10385

FUEL PRESSURE REGULATOR

Part Number: DFP-FP10385

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Delphi Fuel Injection Pressure Regulators FP10303

FUEL PRESSURE REGULATOR

Part Number: DFP-FP10303

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators FP10377

FUEL PRESSURE REGULATOR

Part Number: DFP-FP10377

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators FP10400

FUEL PRESSURE REGULATOR

Part Number: DFP-FP10400

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators FP10549

FUEL PRESSURE REGULATOR

Part Number: DFP-FP10549

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators FP10561

FUEL PRESSURE REGULATOR

Part Number: DFP-FP10561

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators FP10407

FUEL PRESSURE REGULATOR

Part Number: DFP-FP10407

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators for 1998-2004 FRONTIER, 2000-2004 XTERRA - FP10424

FUEL PRESSURE REGULATOR

Part Number: DFP-FP10424

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Delphi Fuel Injection Pressure Regulators for 1999-2001 PROTEGE - FP10463

FUEL PRESSURE REGULATOR

Part Number: DFP-FP10463

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

FUEL PRESSURE REGULATOR

Part Number: DFP-FP10481

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

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