Porsche Macan 95B Audi Q5 8R Turbocharger Housing Wastegate 2.0 TFSI IHI 23890

Porsche Macan 95B Audi Q5 8R Turbocharger Housing Wastegate 2.0 TFSI IHI is a precision component from the Turbochargers and parts category, designed for forced induction systems in modern gasoline engines. The product comes from dismantling, which allows for an economical yet technically sound repair of the turbocharging system in premium vehicles.

Specifications and technical data

• SKU: 06L145722G-2
• Mark: Porsche
• Condition: Used
• OEM Part Number: 06L145722G
• Substitutable numbers: 06L145722G, 06L 145 722 G
• Part type: Turbocharger
• Category: Turbos & Parts

Application and function in the forced induction system

The presented turbocharger housing integrated with the wastegate mechanism is designed for 2.0 TFSI engines working with an IHI turbocharger, used in, among others, the Porsche Macan 95B series and Audi Q5 8R series. The component is responsible for the proper flow of exhaust gases through the hot side of the turbine and for controlling boost pressure by operating the wastegate valve. Thanks to the factory geometry of the exhaust channels and its fitment to a specific engine unit, the housing ensures stable turbine operating parameters, which translates into predictable throttle response, correct torque characteristics, and a reduction in the risk of engine overboost.

Benefits of using an original turbocharger housing

Using an original component from dismantling instead of a damaged or cracked housing allows for maintaining the factory operating parameters of the forced induction system. Compared to aftermarket replacements of uncertain quality, such a component offers:

• precise fitment to the exhaust manifold and other turbine parts,
• correct positioning of the wastegate valve relative to the rotor and exhaust channels,
• preservation of the factory boost pressure characteristics,
• reduction of the risk of leaks and overheating in the hot zone. For Porsche and Audi users, this means more predictable operation, easier diagnostics, and the ability to continue servicing the forced induction system in accordance with the manufacturer's procedures.

Technical characteristics and compatibility

The turbocharger housing with wastegate has been designed specifically for use with the 2.0 TFSI unit and the IHI turbocharger used in the Porsche Macan 95B and Audi Q5 8R platforms. This means that:

• the arrangement of mounting points corresponds to the factory holes in the cylinder head and manifold,
• connections to other turbine elements and the exhaust system maintain the original geometry,
• the wastegate mechanism is adapted to the boost pressure control operating range in these units. Such fitment facilitates installation and helps avoid modifications that could negatively affect the durability or safety of the engine's operation.

Condition, verification, and preparation for installation

The component comes from a used vehicle, therefore, before installation, a standard workshop procedure is recommended: inspection of mating surfaces, threads, the wastegate seat, and potential cleaning of carbon deposits. A properly prepared housing can be used both for repairing an existing turbocharger and for its professional regeneration in a specialized service center. For workshops servicing premium brands, this is a practical solution that allows for reducing repair costs while maintaining the original specification of the forced induction system.

Expanding knowledge and selecting other components

In the case of four-wheel-drive vehicles, such as the Audi Q5, the forced induction system works with advanced drivetrain systems. To better understand the relationships between engine characteristics and the operation of AWD systems, it is worth reading the article xDrive, 4Matic, quattro or 4Motion – a comparison of AWD drives from BMW, Mercedes, Audi, and VW, which discusses the design and service differences of these systems. If you are planning a comprehensive repair or upgrade of the engine area in your Porsche and need other elements from the same group, such as turbocharger cores, wastegate control elements, or additional hot-side components, check the available parts in the Porsche Turbochargers and parts category.