Audi S7 4G8 4.0 TFSI Turbocharger Turbo Charger Manifold Right O/S 079145704E

The Audi S7 4G8 4.0 TFSI Turbocharger Turbo Turbine Manifold Right is an original turbocharger component integrated with the manifold, designed for the 4.0 TFSI petrol engine. A used turbocharger of this quality allows the engine to maintain its factory operating characteristics, ensuring stable boost pressure and predictable performance.

Specifications and technical data

• SKU: 079145704E
• Mark: Audi
• Condition: Used
• OEM Part Number: 079145704E
• Substitutable numbers: 079145704E, 079 145 704 E
• Location on the vehicle: Right
• Fuel type: Petrol
• Category: Turbos & Parts

Purpose and configuration of the system

The turbocharger shown here is part of the right-side turbocharging system in the 4.0 TFSI petrol engine fitted to the 4G8 generation Audi S7. Integrating the turbine with the exhaust manifold reduces exhaust gas flow losses, resulting in faster boost build-up and a more direct throttle response.

This type of solution is particularly important in powerful V8 engines, where precise control of the boost pressure affects the smooth operation, flexibility and thermal safety of the engine.

Construction and technical characteristics

The system incorporates the hot section of the turbine and the manifold, simplifying installation and reducing potential leaks. The design was developed by the vehicle manufacturer with the following in mind:

• stable exhaust gas flow at high engine loads,
• controlled operating temperature in dynamic driving conditions,
• precise boost control throughout the entire rev range.

The original design ensures proper fit to the cylinder head, accessories and factory engine control, which is crucial for maintaining the stock power and torque parameters.

Condition, verification and service application

This component is offered as a used part, allowing for cost-effective repair of the turbocharger system while maintaining the original manufacturer's specifications. This type of turbocharger is suitable for both replacing a damaged unit and restoring the full functionality of the factory system in heavily used vehicles.

Standard maintenance activities such as checking the lubrication system, oil lines and cooling are recommended prior to installation to ensure the turbine is in proper operating condition after installation.

Benefits of using an original turbocharger

The use of the original turbocharger integrated with the manifold in the Audi S7 4G8 4.0 TFSI brings a number of practical benefits:

• factory fit to the drive unit and accessories,
• predictable boost characteristics consistent with the engine control unit maps,
• limited risk of compatibility issues compared to substitutes,
• consistency of operation of both sides of the turbocharging system in the V8 biturbo engine.

For users who want to keep their car in a configuration close to the factory one, choosing the original turbine is a technically safe and predictable solution in the long term.

Selection of parts based on markings and substantive support

When selecting a turbocharger for an Audi S7, it's crucial to compare the markings with the vehicle's documentation and existing equipment. In workshop practice, catalog data, manufacturer markings, and information from service systems are used to avoid mistakes when swapping components on the right and left sides.

For those interested in a broader approach to the topic of original used parts, selection procedures based on markings, and the impact of such solutions on the durability of premium cars, the article: BMW – Sport Performance and Precision and the Role of Original Used Parts may be helpful. Although it concerns a different brand, it describes universal principles that can also be applied to advanced supercharged petrol engines.

Other turbochargers for Audi – development of the supercharging system

If you are considering replacing or upgrading the entire turbocharger system in your car, you can check the available turbochargers and parts for Audi to choose the right configuration for your specific engine version and the scope of planned service work.

For drivers interested in combining improved performance with a more conscious approach to operation, the material on the use of recycled components in modifications: eco-tuning and increasing performance with recycled parts may be an interesting addition to their knowledge. It allows them to look at used components, such as turbochargers, also from the perspective of efficiency and reducing their carbon footprint.