Audi S3 8Y 2.0 TFSI Turbocharger Turbo Charger Housing Cover 06Q145703H

The Audi S3 8Y 2.0 TFSI turbocharger housing cover is an original turbocharger and parts component designed for petrol engines. It provides proper protection for the turbine assembly in the sporty S3 8Y, supporting stable operation of the turbocharger system under demanding operating conditions.

Specifications and technical data

• SKU: 06Q145703H-2
• Mark: Audi
• Condition: Used
• OEM Part Number: 06Q145703H
• Substitutable numbers: 06Q145703H, 06Q 145 703 H, A800722170000
• Fuel type: Petrol
• Category: Turbos & Parts

Purpose and function of the turbocharger cover

The turbocharger housing cover in the Audi S3 8Y 2.0 TFSI plays a key role in protecting the turbocharger and its surrounding components. It limits the impact of high temperatures on adjacent components, stabilizes the operating conditions of the turbocharger system, and helps maintain predictable thermal parameters in the engine compartment.

The use of the original cover is particularly important in supercharged petrol engines, where thermal loads are high and precise heat flow management affects the durability of cables, connectors and plastic elements near the turbine.

Construction, fitting and assembly

The cover was designed by the vehicle manufacturer specifically for the turbocharger geometry in the S3 8Y, which translates into:

• factory fit to the mountings and shape of the turbine assembly,
• a suitably shaped surface that directs heat away from sensitive components,
• maintaining the required service clearances around the turbocharger.

This component comes from a used vehicle and is offered as a used part, preserving the original geometry and mounting points. This allows for easy installation in place of the factory cover without the need for modifications, while maintaining compatibility with the supercharger system design.

Benefits of using the original cover in a petrol engine

In turbocharged petrol engines, a suitable cover directly impacts thermal safety and operating comfort. Using an original component ensures, among other things:

• control of temperature distribution around the turbine, which reduces the risk of overheating of adjacent components,
• stable operating conditions of the turbocharger during dynamic driving,
• maintaining factory design assumptions regarding air flow and heat dissipation,
• consistency with other components of the turbocharger and parts category.

For users who operate the S3 8Y in a more thermally demanding manner (motorway driving, dynamic acceleration), retaining the complete, original turbine cover is important for the durability of the entire system.

Condition, origin and use on the website

The cover offered is a disassembled item, classified as used . This type of part works well for:

• restoring the completeness of the charging system after mechanical repairs,
• turbocharger service when the factory cover has been mechanically damaged or thermally deformed,
• restoring the original thermal configuration in the engine compartment.

Choosing an original cover from the same category of turbochargers and parts allows for compliance with the service documentation and parameters provided by the vehicle manufacturer.

Boost system extension and technical knowledge

When planning work on a turbocharger, it's worth paying attention to the completeness of the covers, heat shields, and associated components. For other brands, such as BMW, the differences between the sport and production lines are well described in the article: BMW M and M Performance Components vs. Production Components – Where Parts Make Sense . This allows for a better understanding of how manufacturers design their drivetrains for thermal and mechanical stress.

If you are also looking for other turbocharger covers and components from the turbocharger and parts category dedicated to this brand, check out our offer for turbochargers and parts for Audi to select components that are structurally compatible with your supercharging system.