Volkswagen Golf SV Audi A3 8V 1.5 TSI TFSI Turbo Oil Feed Pipe Line 04E145140L

Volkswagen Golf SV Audi A3 8V 1.5 TSI TFSI Turbo Oil Feed Pipe Line is an original component from the Lines, hoses and pipes group, designed for the forced induction system in modern petrol engines. This used OEM part ensures a factory fit, stable air routing to the turbocharger, and predictable system performance under daily operating conditions.

Specifications and technical data

• SKU: 04E145140L
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 04E145140L
• Substitutable numbers: 04E145140L, 04E 145 140 L
• Category: Hoses, Lines & Pipes

Purpose and function in the forced induction system

The turbocharger pipe in Golf SV and Audi A3 8V models with 1.5 TSI / TFSI engines is responsible for the controlled routing of compressed air between the intake system components. A properly selected pipe minimizes pressure drops, reduces the risk of leaks, and supports stable turbocharger operation across the full load range.

The original pipe design is optimized for the engine bay geometry, ensuring proper clearance from hot components as well as correct routing relative to other sub-assemblies. This translates into smoother engine operation and predictable throttle response.

Advantages of using an original turbo pipe

Using a factory pipe in the forced induction system offers a number of practical benefits:

• secure fit to the mounts and connectors in the 1.5 TSI / TFSI engine,
• preservation of the flow channel diameter and shape designed by the manufacturer,
• reduced risk of improper installation compared to aftermarket replacements,
• consistency with other intake system components in Volkswagen Group vehicles.

As a result, the pipe can be used both for standard replacement of a worn-out part and for repairs following a turbocharger failure, where restoring factory engine performance parameters is crucial.

Installation and operational characteristics

The pipe has been designed as a component of the forced induction system in Volkswagen vehicles and structurally related Audi models. The used OEM part allows for maintaining the original pipe routing, which facilitates installation in the engine bay without the need to modify adjacent components.

When correctly installed using appropriate clamps and seals, the pipe ensures a tight connection, which is essential for maintaining proper boost pressure and correct operation of engine control systems. This solution is particularly beneficial for users expecting predictable engine behavior after a repair.

Selection and compatibility within the VAG group

The component belongs to the Lines, hoses and pipes group used in the manufacturer's modern petrol engines. Manufacturer markings and replacement numbers allow for precise verification of compatibility with a specific version of the 1.5 TSI / TFSI unit and the vehicle's model year. Before purchasing, it is recommended to compare the shape and mounting points with the currently installed pipe to confirm full compatibility.

A component selected in this way will perform well both in daily city driving and during dynamic highway driving, where the forced induction system operates under higher loads and requires a stable, leak-free air pipe.

Expanding the intake system in Volkswagen vehicles

If you are planning a comprehensive repair or upgrade of the engine area in your Volkswagen and need other components from the same group, such as additional lines, flexible hoses, or rigid intake pipes, check out the available parts in the Volkswagen lines, hoses and pipes category.

For drivers interested in a broader approach to servicing engine bay components, including parts responsible for power supply and battery charging, a practical guide on choosing used parts may be helpful – you can find it in the article When is it worth replacing an alternator with a used one: a practical guide for drivers.