VW Golf Mk7 GTI Audi S1 8X A3 2.0 TSI TFSI Turbocharger Housing 06K145702N

VW Golf Mk7 GTI Audi S1 8X A3 2.0 TSI TFSI Turbocharger Housing is an original component from the Turbochargers and parts group, designed for forced induction systems in 2.0 TSI/TFSI petrol engines. This used, factory-spec turbocharger housing ensures the correct exhaust and air flow geometry, which promotes stable performance and proper operation of the engine unit.

Specifications and technical data

• SKU: 06K145702N-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 06K145702N
• Substitutable numbers: 06K145702N, 06K 145 702 N
• Part type: Turbocharger
• Category: Turbos & Parts

Application and compatibility

The presented turbocharger housing is intended for models from the Audi and VW family, including popular designs such as the Golf Mk7 GTI and Audi A3 8X with 2.0 TSI/TFSI engines. By maintaining the factory geometry of the exhaust and intake channels, this component supports correct boost pressure and even loading of the turbo rotor.

Its original Audi origin ensures compatibility with stock mounts, manifolds, and accessories, which facilitates installation and reduces the risk of leaks in the forced induction system.

Construction and role in the forced induction system

The turbocharger housing is responsible for directing hot exhaust gases to the turbine side and compressed air to the compressor side. Properly shaped channels and chambers influence:

• stable boost pressure build-up across the entire RPM range,
• efficient use of exhaust gas energy,
• maintenance of the correct turbocharger operating temperature,
• reduction of flow losses and power drops.

For 2.0 TSI/TFSI units, maintaining the factory boost characteristics is crucial – using an original turbo housing helps maintain stock engine performance parameters without the need for ECU or accessory modifications.

Condition, origin, and benefits of choosing used OEM

The element comes from the Turbochargers and parts segment and is offered as a used part. In practice, this means real cost savings while maintaining factory casting quality and fitment. Unlike many aftermarket replacements, the original turbo housing ensures compliance with the manufacturer's design and predictable behavior during long-term operation.

For workshops and private users, choosing a used OEM component is particularly beneficial for turbocharger system repairs, where tightness, thermal resistance, and precise fitment with other turbocharger components are key.

Why choose an original Audi/VW turbo housing

By choosing the VW Golf Mk7 GTI Audi S1 8X A3 2.0 TSI TFSI Turbocharger Housing, you gain:

• factory fitment for the exhaust and intake system,
• retention of stock power and torque characteristics,
• reduced risk of cracks and deformations typical of lower-quality replacements,
• easier installation thanks to stock mounting points.

This solution is especially recommended for repairs following turbocharger damage, where the rotor and core are replaced or refurbished, while the housing remains a key load-bearing element of the entire assembly.

If you are planning a comprehensive repair or upgrade of your Audi's engine area and need other elements from the same group, such as turbocharger bodies, hot-side elements, or forced induction components, check out the available parts in the Audi Turbochargers and parts category.

Technical knowledge and part selection

When planning modifications or repairs within the powertrain, it is worth knowing the differences between stock components and sport/performance versions. An article describing the characteristics of factory solutions in premium cars may be helpful – you can find more on this topic in the material BMW M Performance: how do BMW M components differ from standard ones?, which shows how manufacturers design elements for durability and performance.

For a broader perspective on the sense of using used, original components in high-end cars, it is also worth familiarizing yourself with the analysis of the spare parts market in the article Crisis in the new parts market? Why used originals for premium cars (BMW, Mercedes, Porsche) are the hottest trend in 2026, which may help in making an informed service strategy choice, also for VAG group cars.