Electrical, Charging & Starting. Electrical, Lighting & Body. Delphi FP10466 Fuel Injection Pressure Regulator for PR480 PR132 94853707 ta. PREVENT MISFIRES: Maintaining proper and consistent pressure for the injectors to prevent misfires, this Fuel Injection Pressure Regulator features Nitrile diaphragms resistant to high-ethanol fuels. If anything in this system breaks or starts to malfunction, your […]