Standard Ignition PR498 Fuel Injection Pressure Regulator

Fuel Pressure Control for Audi A4

Standard Ignition PR498 is a fuel injection pressure regulator for gas systems, built to maintain consistent fuel pressure in the injection circuit. It fits 2003-2006 Audi A4 applications and is specified with a 37 psi operating pressure and straight nipple orientation.

Key Features

• Fuel injection pressure regulator for gas fuel systems
• Operating pressure: 37 psi
• Straight nipple orientation for direct routing
• Includes caution sheet
• Standard Ignition PR498 replacement part

Product Details

Standard Ignition PR498 is used to regulate fuel pressure in the injection system so the engine receives fuel at the specified pressure level. For 2003-2006 Audi A4 models, this regulator supports stable fuel delivery in gas applications and is a direct-fit service part for pressure control concerns. This part cross-references Audi OE number 8E0201511G for the same application.

Common Issues It May Address

• Fuel pressure that is too high or too low
• Rough idle related to inconsistent fuel delivery
• Hard starting caused by pressure regulation problems
• Fuel system performance issues on 2003-2006 Audi A4 vehicles
• Driveability concerns tied to unstable injector pressure

Installation Notes and Tips

Verify the vehicle’s fuel system specification before installation and confirm the 37 psi pressure requirement matches the application. Inspect the fuel lines, seals, and regulator mounting points during service, and follow the included caution sheet for handling and safety guidance. Confirm fitment for 2003-2006 Audi A4 before replacing the original regulator.

Quality Assurance

Standard Ignition supplies replacement ignition and fuel system components for service applications. PR498 is built as a regulated fuel delivery component for the listed Audi A4 fitment and should be selected by matching the vehicle year, model, and fuel system specification.