Audi S1 8X 2.0 TFSI Petrol Engine Turbocharger Oil Feed Pipe Hose 06K145778E

The Audi S1 8X 2.0 TFSI turbocharger oil supply line is an original turbocharger component designed for the sporty petrol engines of this model. It ensures a stable oil supply to the turbine, which is crucial for the durability and efficiency of the entire system.

Specifications and technical data

• SKU: 06K145778E
• Mark: Audi
• Condition: Used
• OEM Part Number: 06K145778E
• Substitutable numbers: 06K145778E, 06K 145 778 E
• Fuel type: Petrol
• Category: Turbos & Parts

Purpose and function in the supercharging system

The oil supply line in the Audi S1 8X 2.0 TFSI is responsible for precisely lubricating the turbocharger in the gasoline engine. A stable oil flow minimizes friction, reduces bearing overheating, and helps maintain proper turbine performance under the high loads typical of TFSI engines.

A properly selected oil line is particularly important in supercharged engines, where:

• the turbocharger operates at high temperatures and rotational speeds,
• constant, controlled oil pressure is required,
• Incorrect lubrication can lead to accelerated turbine wear.

Original origin and fit

The hose is a turbocharger and parts component designed specifically for Audi. This means it retains the factory geometry, port diameters, and compatibility with the lubrication system of the 2.0 TFSI petrol engine in the Audi S1 8X. This ensures predictable installation, without the need for modifications or adapters.

Original fit translates to:

• correct cable routing in the engine compartment,
• proper positioning in relation to the turbine and engine block,
• reduced risk of stress and leaks at joints.

Used condition – conscious technical choice

The component is offered in used condition, which represents a reasonable compromise between cost and functionality, especially when repairing supercharger systems in vehicles used daily. A used oil hose allows you to reduce costs while maintaining the original manufacturer's specifications.

Choosing the component you use makes sense especially when:

• the priority is to maintain the factory configuration of the system,
• the vehicle is heavily used, but does not require a complete rebuild to a "showroom standard",
• What counts is the quick availability of parts consistent with the original Audi design.

If you'd like to better understand the differences between new and used parts, you can find a practical comparison in the article New vs. Used? Comparing the Cost and Quality of Car Parts , which discusses, among other things, the cost-effectiveness of using used OEM components.

Benefits of using the right oil line

A properly selected oil supply line to the turbocharger in the Audi S1 8X 2.0 TFSI supports the stable operation of the entire turbocharging system. Key benefits include:

• maintaining proper turbocharger lubrication across the full load range of the petrol engine,
• reducing the risk of turbine bearing seizure during dynamic driving,
• maintaining the factory operating parameters of the supercharging system,
• better repeatability of performance and work culture of the TFSI unit.

A proper oil line is especially important after replacing or reconditioning the turbine – neglecting this element can shorten the life of even a newly installed turbocharger.

Selection of other oil lines for Audi turbochargers

If you are looking for other turbocharger oil lines for Audi, check out the available products in the Audi turbocharger oil lines category, where you will find a wide selection of components adapted to various models and engine versions of this brand.