Standard Ignition PR440 Fuel Filter and Pressure Regulator Assembly

Overview of Standard Ignition PR440 Fuel Filter and Pressure Regulator

The Standard Ignition PR440 is a fuel filter and pressure regulator assembly designed for select Audi models. Engineered with durable aluminum and steel components, this remote-mounted regulator ensures consistent fuel pressure for both gas and diesel systems.

• Compatible with Audi A4, A4 Quattro, A6, A6 Quattro, A8 Quattro, R8, RS4, S4, S5, S6, and S8 models
• Constructed from aluminum with a silver finish for corrosion resistance
• Includes a steel regulator finished in silver for durability
• Features a remote mounting type for flexible installation
• Equipped with three ports to support fuel flow and pressure regulation
• Designed for use in both gasoline and diesel fuel systems

Product Details and Specifications

The PR440 fuel filter and pressure regulator assembly from Standard Ignition is built to maintain optimal fuel delivery and pressure in compatible Audi vehicles. Its aluminum body offers lightweight strength and resistance to corrosion, while the steel regulator provides reliable pressure control. The silver finish on both the part and regulator enhances durability and helps prevent wear from environmental exposure. The remote mounting design allows for easier placement within the engine bay, accommodating various engine layouts found in Audi A4, A6, A8, and performance models like the RS4 and S8. With three ports, this assembly efficiently manages fuel flow and pressure to support engine performance in both gas and diesel applications.

Common Applications and Problem Resolution

• Maintains consistent fuel pressure to prevent engine hesitation or stalling
• Filters contaminants to protect fuel injectors and engine components
• Helps resolve fuel delivery issues such as rough idling or poor acceleration
• Prevents fuel leaks and pressure drops caused by worn or damaged regulators
• Supports proper fuel system operation in both gasoline and diesel Audi engines

Installation Notes and Tips

• Ensure compatibility with your specific Audi model before installation
• Remote mounting requires appropriate fuel line routing and secure fittings
• Inspect fuel lines and connections for wear or damage during replacement
• Follow manufacturer torque specifications to avoid leaks or damage
• Bleed the fuel system after installation to remove air pockets

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM standards for fit, form, and function. The PR440 assembly undergoes rigorous quality control to ensure reliable performance in demanding automotive environments. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship to provide confidence in your purchase.