Audi A4 B8 A5 8T Engine Breather Pipe Hose Line 3.0 TFSI 06E127501AK

Audi A4 B8 A5 8T Fuel Line Hose Pipe 3.0 TFSI is an original part from the Lines, Hoses, and Pipes group, designed for the fuel system of 3.0 TFSI gasoline engines. It ensures a leak-proof and stable fuel delivery, which translates to safe, repeatable engine operation and correct injection parameters.

Specifications and technical data

• SKU: 06E127501AK
• Mark: Audi
• Condition: Used
• OEM Part Number: 06E127501AK
• Substitutable numbers: 06E127501AK, 06E 127 501 AK, 06E198201A, 06E 198 201 A
• Fuel type: Petrol
• Part type: Hose
• Category: Hoses, Lines & Pipes

Purpose and Function in the Fuel System

The presented fuel line has been specifically designed for use in Audi A4 B8 and Audi A5 8T models with the 3.0 TFSI gasoline engine. It is responsible for the precise delivery of fuel within the fuel system, maintaining the correct operating pressure and the tightness of connections between individual components.

Thanks to its precise fit for the specific engine and body configuration, the line maintains the correct routing geometry, minimizes stress on the connections, and reduces the risk of leaks. This is important both from a safety perspective and for the stable operation of the powertrain.

Benefits of Using an Original Fuel Line

Using an original fuel line in an Audi A4 B8 / A5 8T allows for the maintenance of factory fuel system operating parameters. Key advantages include:

• precise fit for the 3.0 TFSI engine's fuel system,
• maintaining the correct routing of the line relative to other components in the engine bay,
• reduced risk of fuel leaks due to factory-designed connectors,
• stable operating conditions for the injection system.

Choosing an original part from this group helps avoid problems associated with ill-fitting aftermarket alternatives and supports long-term, predictable vehicle operation.

Technical Characteristics and Compatibility

The fuel line is constructed to work with an engine fueled by gasoline, which is important for material resistance to the specific operating conditions in the injection system. The line's geometry, connection diameters, and the type of connectors used are adapted to the factory Audi equipment, which facilitates installation and reduces replacement time.

The part is from a dismantled vehicle, allowing for the reuse of an original part in good working condition. For many users, this is a reasonable compromise between quality and cost, while maintaining compliance with the vehicle's factory specifications.

Practical Application in Service

Replacement of the fuel line is recommended in case of detected leaks, mechanical damage, signs of corrosion on the connectors, or interference with the fuel system (e.g., during major engine repairs). Installing an original line restores the correct fuel flow path, which is crucial for the safety and stable operation of the 3.0 TFSI engine.

Due to its factory fit, the line works well with the existing system without requiring modifications to other components. This solution is particularly beneficial for workshops aiming to maintain manufacturer standards and for users who want to keep their vehicle in a configuration close to the original.

Ecology and Economy of Choosing a Used Part

By choosing a used fuel line from a dismantled vehicle, you support the idea of reusing functional components and reduce waste. This is a financially and environmentally beneficial solution. If you want to learn more about the benefits of such an approach to repairs, read the article Circular Economy in Your Garage – How Choosing Used Parts from Dismantled Vehicles Truly Supports Environmental Protection and Your Wallet?.

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other parts from the same group, such as fuel lines, vacuum hoses, or fuel return pipes, check the available parts in the Audi Lines, Hoses, and Pipes category.