Audi A4 S4 B8 Supercharger Air Intake Compressor Charger 3.0 TFSI V6 06E145601AN

Audi A4 S4 B8 Supercharger Air Compressor 3.0 V6 is a component from the Turbochargers and Parts group, designed for efficient boosting of the V6 gasoline engine. It is responsible for compressing intake air, which translates to higher power, better throttle response, and stable performance across the entire RPM range.

Specifications and technical data

• SKU: 06E145601AN-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 06E145601AN
• Substitutable numbers: 06E145601AN, 06E 145 601 AN, 06E145601AC, 06E 145 601 AC, 06E145601AG, 06E 145 601 AG, 06E 145 621 D, 06E145621D, R2976005
• Fuel type: Petrol
• Part type: Turbocharger
• Category: Turbos & Parts

Purpose and Role in the Boosting System

The presented supercharger is a factory solution used in Audi's 3.0 V6 gasoline units, where it is responsible for mechanical air boosting before it is supplied to the cylinders. Thanks to its precise design, it ensures stable boost pressure, supporting dynamic acceleration, smooth torque delivery, and repeatable engine operating parameters under road and track conditions.

In Petrol type gasoline engines, the use of a mechanical supercharger helps to reduce the throttle lag characteristic of traditional turbochargers, which is particularly noticeable during dynamic driving and frequent load changes.

Construction and Operating Characteristics

The supercharger uses mechanical drive from the engine, which allows it to generate boost virtually from the lowest RPMs. This configuration:

• improves the flexibility of the 3.0 V6 unit across the entire speed range,
• ensures predictable, linear power delivery characteristics,
• promotes stable operation of the fuel system under high loads.

As a component in the Turbochargers and Parts category, the supercharger works with the intake system, air cooling, and engine control, forming a cohesive system responsible for the performance and refinement of the powertrain unit.

Service Application and Benefits of Installation

The air compressor in the Audi A4/S4 B8 is a key component for maintaining factory power and torque parameters. Replacing a worn or damaged supercharger with a functional unit allows for:

• restoring correct boost pressure and stable engine operation,
• reducing the risk of engine overheating resulting from improper cylinder filling,
• limiting power drops, jerking, and errors related to the boosting system.

A used OEM part of this type is often chosen as an economical service solution, allowing for high quality and compliance with factory specifications at a reasonable repair cost.

To better assess when it is worth opting for a used part and when for a new one, the following guide may be helpful: Car Parts – New or Used? Comparing Costs, Quality, and Durability, which discusses practical aspects of component selection.

Fitment, Identification, and Interchangeable Numbers

This supercharger has a dedicated OEM part number and associated interchangeable numbers, which facilitates precise identification of the component in Audi service catalogs and parts selection systems. The presence of multiple reference numbers increases the chance of correctly matching the supercharger to a specific 3.0 V6 engine configuration in the Audi A4 or S4 B8, minimizing the risk of installing an incorrect part.

In the product card, you will find complete information such as SKU, OEM part number, available interchangeable numbers, as well as brand, condition, and fuel type, allowing you to quickly verify compatibility with your vehicle.

Condition, Origin, and Practical Application

The offered supercharger is a used component, originating from the original Audi production line, which promotes maintaining factory fitment for the 3.0 V6 unit. This type of component is particularly useful for:

• repairs after a boosting system failure,
• restoring the original engine configuration after modifications,
• comprehensive engine unit renovation in A4/S4 B8 models.

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other components from the same group, such as turbochargers, control valves, or boost pipes, check the available parts in the Audi Turbochargers and Parts category.

Summary

The Audi A4 S4 B8 Supercharger Air Compressor 3.0 V6 is a functional component of the boosting system, designed for V6 gasoline engines, which allows for maintaining or restoring the vehicle's factory performance. Choosing an original solution from the Turbochargers and Parts group supports correct interaction with the engine electronics, intake system, and air cooling, which translates to predictable, stable operation of the powertrain unit in everyday use.

To better understand how manufacturers use boosting in sports designs and how to unlock the potential of standard models, it is worth reading the article: MINI John Cooper Works – What Sets It Apart and How to Improve Your MINI?, which shows a practical approach to modifying turbocharged cars.