Audi A1 S1 8X Turbocharger Housing Cover 2.0 TFSI Petrol 06K145722L

Audi A1 S1 8X Turbocharger Housing Cover 2.0 TFSI Petrol is an original part from the Turbochargers and parts group, designed for petrol-powered engines. The cover is a vital component of the forced induction system, ensuring proper shielding and stable exhaust gas flow within the turbocharger, which translates into predictable engine performance and safe thermal conditions.

Specifications and technical data

• SKU: 06K145722L-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 06K145722L
• Substitutable numbers: 06K145722L, 06K 145 722 L, 06K145722C, 06K 145 722 C
• Fuel type: Petrol
• Part type: Turbocharger
• Category: Turbos & Parts

Purpose and function in the forced induction system

The turbocharger housing cover in Audi A1 and S1 8X generation models with the 2.0 TFSI petrol engine is responsible for the stable sealing of the hot side of the turbocharger and the proper guidance of exhaust gas flow. This allows the forced induction system to maintain the correct pressure and temperature, while the engine retains its factory performance parameters without unwanted leaks or localized overheating. Using an original cover in a TFSI petrol engine reduces the risk of thermal deformation, minimizes stress in the turbine zone, and helps maintain the correct positioning of adjacent components, such as the manifold or exhaust gas inlet and outlet pipes.

Benefits of using an original Audi cover

Choosing a factory-made element from the Turbochargers and parts group ensures full dimensional compatibility with the turbocharger used in the Audi A1 S1 8X. This means:

• precise fitment with the turbocharger housing without the need for modifications,
• preservation of the exhaust gas flow geometry intended by the manufacturer,
• stable operation of the forced induction system across the entire load range of the petrol engine,
• reduction of the risk of leaks and uncontrolled exhaust energy losses. For TFSI units operating at high boost pressures and temperatures, the correct turbocharger housing cover is essential for the durability of the entire system, including the turbine itself, seals, and adjacent components.

Characteristics of the used part

The offered cover is a used part, which in practice means it has been removed from a vehicle and verified for installation suitability. This type of OEM part allows for an economical repair of the forced induction system while maintaining the original design specifications, without compromises related to fitment or uncertain casting quality. In the case of components operating at high temperatures, such as turbocharger housing covers, using a used factory component is often more beneficial than installing an uncertain replacement, as the original manufacturing technology and material compatibility with the rest of the system are preserved.

Selecting parts based on technical parameters

To correctly select a turbocharger housing cover for a specific Audi A1 or S1 8X, it is worth using the manufacturer's markings, data from the vehicle documentation, or reference numbers used in Audi catalogs. This helps avoid assembly problems, collisions with other components in the engine bay, and incorrect positioning of the turbocharger relative to the manifold and exhaust system. Additionally, for TFSI petrol units, it is important to match the cover to the specific version of the turbocharger used in a given model year and power variant to maintain factory boost parameters and proper cooperation with the engine control system.

Technical support and additional materials

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other elements from the same group, such as turbocharger housings, manifolds, or mounting elements, check the available parts in the Audi Turbochargers and parts category. When selecting OEM elements – including forced induction system components – a guide describing how to use manufacturer markings and catalog data can be helpful. A detailed discussion of this topic can be found in the article Audi five-cylinder engine – a legend from Quattro to RS3 and how to take care of it with original Audi parts, which presents practical tips on selecting used parts based on manufacturer numbers and vehicle data. If you are considering whether to choose a used part or a replacement for a turbocharger housing cover, material explaining the advantages of factory components from dismantling may also be helpful – you will find them in the guide 5 reasons why a used OEM part is a better choice than a replacement, which describes practical selection criteria based on real-world market examples.