Audi A4 B8 A5 8T Fuel Injection Line Pressure Pipe Diesel 2.0 TDI 04L201360N

The Audi A4 B8 A5 8T Diesel 2.0 TDI Fuel Line Hose Pipe is an original component of the diesel fuel supply system, designed for Audi diesel engines. Thanks to its factory geometry and precise fit for the 2.0 TDI unit, it ensures stable fuel delivery and proper cooperation with other system components. This is a solution for users who want to maintain the structural integrity and operational characteristics of their Audi engine.

Specifications and technical data

• SKU: 04L201360N-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 04L201360N
• Substitutable numbers: 04L201360N, 04L 201 360 N
• Fuel type: Diesel
• Part type: Line
• Category: Hoses, Lines & Pipes

Purpose and Function in the Fuel System

The fuel line used in the Audi A4 B8 and Audi A5 8T models with the 2.0 TDI engine is responsible for the controlled flow of diesel fuel between the components of the fuel supply system. The correctly selected inner diameter, shape, and rigidity of the line minimize pressure drops, the risk of air ingress, and unwanted fuel column vibrations.

In practice, this translates to:

• stable operation of the diesel engine across the full range of loads,
• maintenance of proper fuel supply parameters during startup and acceleration,
• reduced risk of leaks at critical points in the system.

Construction and Fit for Audi A4 B8 / A5 8T

The discussed line belongs to the group of elements in the Audi Fuel Lines, Hoses, and Pipes category, meaning its construction is designed to be resistant to Diesel fuel and the conditions found in the engine bay. The shape, length, and placement of the connectors have been engineered for specific routing within the A4 B8 and A5 8T body, facilitating installation and minimizing stress during engine operation.

Its original Audi origin promotes the maintenance of the line's factory routing geometry, thereby reducing the risk of rubbing against other components, twisting, or improper positioning after installation.

Diesel Engine Operation Characteristics

Diesel engines require fuel lines that are resistant to higher operating pressures and the specific properties of diesel fuel. The material and construction of this line are adapted for use with Diesel fuel, helping to maintain proper sealing and resistance to aging upon contact with fuel and operational additives.

A correctly selected fuel line in the 2.0 TDI system supports:

• maintaining stable supply pressure at the input to downstream system components,
• minimizing micro-leaks that could cause power loss or starting issues,
• preserving the predictable operational characteristics of the engine over a longer period of use.

Condition, Service Application, and Benefits of Installation

This part is offered in used condition, allowing for an economical replacement of a damaged or leaking line while maintaining original Audi specifications. It is a practical solution for situations where the existing fuel hose shows signs of wear, corrosion on the connectors, or leaks at bends.

Replacing the line with an original component from the same construction group allows for:

• restoring the proper sealing of the fuel supply system,
• reducing the risk of air ingress into the fuel system,
• maintaining compliance with the vehicle manufacturer's original design intentions.

Audi Fuel System Expansion and Parts Knowledge

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

To better understand how selecting original components influences the preservation of the brand's character and vehicle performance, it is worth reading the article Audi and Pure Emotion. How Used Parts Help Maintain the Brand's DNA?, which discusses the importance of using factory solutions in Audi vehicles.