Audi A4 B8 A5 8T A6 C7 Fuel Pipe Hose Line Tube 3.0 TDI 059130297AD

Audi A4 B8 A5 8T A6 C7 Fuel Pipe Hose Line Tube 3.0 TDI is an original diesel fuel supply system component designed for 3.0 TDI diesel engines in popular Audi models. Thanks to its factory geometry and precise fit, the pipe ensures stable fuel delivery and proper integration with other fuel injection system components. It is a practical solution for users who want to restore the engine's correct operating parameters without interfering with the factory design.

Specifications and technical data

• SKU: 059130297AD-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 059130297AD
• Substitutable numbers: 059130297AD, 059 130 297 AD
• Fuel type: Diesel
• Category: Fuel Pumps & Sending Units

Purpose and role in the fuel supply system

The fuel pipe in the 3.0 TDI engine is responsible for precisely delivering diesel fuel to the relevant components of the injection system while maintaining the correct operating pressure. In Audi A4 B8, A5 8T, and A6 C7 models, this is a key component for maintaining smooth engine operation, proper fuel atomization, and stable combustion parameters. Using a dedicated pipe reduces the risk of leaks, pressure drops, and starting issues, which translates into smoother engine performance.

Compatibility with 3.0 TDI Diesel engines

The component has been designed to work with the fuel supply system in Diesel engines, where maintaining high pressure and resistance to the specific operating conditions of diesel fuel is required. The pipe's construction is adapted to the architecture of the 3.0 TDI unit, ensuring the correct routing, appropriate bending radii, and collision-free placement relative to other components in the engine bay. In practice, this means it can be installed without modifications while maintaining factory service logic.

Using used parts in Audi service

Choosing an original Audi fuel pipe in used condition is a reasonable compromise between repair costs and maintaining the factory parameters of the system. This part, sourced from dismantling, allows for:

• maintaining the original geometry and mounting points in the engine bay,
• preserving compatibility with factory connectors and seals,
• reducing the risk of problems resulting from inaccurate fitment of aftermarket replacements.

For workshops and individual users, this means faster installation, fewer potential leaks, and easier diagnostics in the future.

Benefits of using an original fuel pipe

Using a fuel pipe dedicated to the Audi A4 B8, A5 8T, and A6 C7 helps maintain the consistency of the entire fuel supply system. The most important advantages include:

• stable injection system operating parameters due to the maintenance of proper fuel flow,
• reduced risk of leaks and pressure drops at critical points in the installation,
• easier part identification using the OEM number in service documentation,
• no need to modify other fuel system components.

For diesel engines, where the precision of fuel dosing has a direct impact on refinement, performance, and exhaust emissions, a properly selected fuel pipe is an essential element of the entire system.

Support in selection and additional materials

To correctly select fuel supply system components, it is worth using OEM markings and catalog data assigned to a specific vehicle. In the case of more advanced electronic components, such as controllers or sensors, a guide on selecting used modules by part numbers and hardware/software compatibility may be helpful – you can find it in the article Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?.

If you are planning a comprehensive repair or upgrade of the fuel supply area in your Audi and need other elements from the same group, such as pipes, pumps, or level sensors, check the available parts in the Audi fuel pumps and level sensors category.