Audi A4 S4 B8 S5 8T Fuel Line Injector Pressure Pipe 059130310AE

Audi A4 S4 B8 S5 8T Fuel Line Injector Pressure Pipe is an original fuel system component designed for precise fuel delivery to the injectors in Audi engines. Thanks to its factory geometry and perfect fit for the specific generation of A4, S4 B8, and S5 8T models, the pipe ensures stable engine performance and helps maintain consistent fuel dosing. It is a practical solution for users who want to restore the proper operation of the injection system while maintaining the manufacturer's specifications.

Specifications and technical data

• SKU: 059130310AE
• Mark: Audi
• Condition: Used
• OEM Part Number: 059130310AE
• Substitutable numbers: 059130310AE, 059 130 310 AE
• Part type: Fuel Rail (Ramp)
• Category: Additional Fuel Injection Parts

Purpose and function in the injection system

The injection pipe is responsible for a rigid, leak-proof, and pressure-resistant connection between the high-pressure rail and the injector. In Audi A4, S4 B8, and S5 8T vehicles, a correctly selected injection pipe is crucial for:

• maintaining stable fuel pressure across the entire engine load range,
• reducing vibrations and micro-movements that could cause leaks,
• ensuring repeatable fuel injection into each cylinder. Using a component with factory-compliant parameters helps avoid issues with starting, power loss, or uneven engine operation.

Benefits of using an original Audi injection pipe

Choosing an original Audi injection pipe provides measurable operational benefits. This component is designed with specific engines and accessory configurations in mind, which translates into:

• secure fitment to the sockets and mounts in the cylinder head and fuel rail,
• maintaining the correct routing of the pipe, minimizing stress and the risk of abrasion,
• compatibility with factory seals and mounting elements. As a result, installation is efficient, and fuel connections remain leak-proof under the high-pressure and high-temperature conditions typical for modern diesel and direct-injection gasoline engines.

Condition, selection, and service application

The offered injection pipe is a part from the Other injection system parts category, intended primarily for service and repair applications in Audi vehicles. A used OEM component is often a rational choice in situations where:

• it is necessary to replace a single pipe due to mechanical damage or external corrosion,
• a specific cylinder or section of the injection system is being repaired,
• it is important to maintain the factory characteristics of the fuel system. When selecting a pipe, it is worth paying attention to compatibility with the specific engine version and vehicle model year. An original Audi injection pipe facilitates service work because its shape, length, and support points are matched to the factory routing of harnesses, covers, and other accessory components.

Integration with other powertrain components

A functional injection system works directly with engine accessories and the entire powertrain. In the case of higher-mileage vehicles, it is often necessary to simultaneously verify other components, such as injectors, the high-pressure rail, or control elements. When planning broader work, it is worth checking out the guide material Noisy differential? Find out why a used OEM drive axle is a better investment than an uncertain replacement, which shows when original used drivetrain components are a reasonable alternative to new replacements.

Expanding repairs within the Audi injection system

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other components from the same group, such as additional injection pipes, return lines, or auxiliary fuel connectors, check out the available parts in the Other Audi injection system parts category.