Audi A4 B8 A5 8T A5 S5 Q5 Fuel Pipe Hose Line 2.0 TFSI Petrol Engine 06L133986

Audi A4 B8 A5 8T A5 S5 Q5 Fuel Line 2.0 TFSI Petrol is an original fuel supply system component designed for TFSI petrol engines in selected Audi models. This component from the Lines, Hoses, and Tubes group ensures a sealed and stable fuel flow, which translates to proper engine operation and operational safety. Thanks to its factory origin, the line maintains the correct geometry and fit for engine bay mounts.

Specifications and technical data

• SKU: 06L133986
• Mark: Audi
• Condition: Used
• OEM Part Number: 06L133986
• Substitutable numbers: 06L133986, 06L 133 986
• Fuel type: Petrol
• Part type: Hose
• Category: Hoses, Lines & Pipes

Intended Use and Function in the Fuel System

The fuel line is dedicated to 2.0 TFSI petrol engines used in Audi A4 B8, A5 8T, A5 S5, and Q5 models. It is responsible for precisely delivering fuel to the injection system, maintaining the correct operating pressure and fuel line integrity. A correctly selected line minimizes the risk of leaks, pressure drops, and problems with starting or uneven engine operation.

Thanks to its construction conforming to manufacturer standards, this element works with factory quick-connect fittings and mounting brackets, which facilitates servicing and reduces replacement time. Stable fuel delivery is crucial for the durability of the high-pressure pump and injectors, as well as for maintaining correct combustion parameters.

Benefits of Using an Original Audi Line

Using a fuel line originating from Audi allows for the preservation of the fuel supply system's original operating characteristics. The most important benefits include:

• precise fit to the engine bay geometry and factory mounting points,
• compatibility with the TFSI petrol engine fuel system,
• maintenance of the correct fuel flow diameter,
• reduced risk of incorrect installation compared to random aftermarket parts.

The original fuel line helps maintain stable engine operating parameters, contributing to smooth acceleration and proper throttle response. Precise component fit also reduces mechanical stress on connectors and brackets, which is important for long-term operation.

Technical Characteristics and Installation

The line belongs to the group of components responsible for fuel transport in the petrol system, therefore its construction is adapted for use with petrol fuel, including pressure values typical for TFSI engines. The line material and the connectors used are designed for resistance to petrol and temperatures found in the engine bay.

During installation, it is important to maintain the correct sequence of connecting the fittings and to check the condition of the sockets in the fuel rail and other system components. Replacing the line is a typical service operation that can be performed in a workshop, following safety procedures related to working on the fuel system. A correctly installed line eliminates the risk of leaks and unwanted fuel odors around the vehicle.

Product Condition and Service Application

The element is offered in used condition, making it an attractive solution for optimizing repair costs, especially for older Audi A4 B8, A5 8T, A5 S5, and Q5 models. A used fuel line can be an effective alternative to new components, provided it maintains its seal and has no mechanical damage.

This solution is particularly useful for:

• resolving fuel system leaks,
• repairs after collisions where engine bay components have been damaged,
• preventive maintenance on vehicles with higher mileage.

More Information and Parts Selection

If you are planning a comprehensive repair or upgrade of the fuel system area in your Audi and need other components from the same group, such as supply lines, return hoses, or vent tubes, check the available parts in the Audi Lines, Hoses, and Tubes category.

To better assess when it is worth choosing a used part versus a new or aftermarket one, an article comparing different types of components may be helpful – check the cost-effectiveness analysis of original, aftermarket, and used car parts.