Audi A4 B8 A5 1.8 TFSI Petrol Exhaust Turbocharger Turbo 06L145701G

Audi A4 B8 A5 1.8 TFSI Petrol Turbocharger Turbine Turbo is an original part from the Turbochargers and Parts group, designed for 1.8 TFSI petrol engines in Audi A4 B8 and Audi A5 models. A used turbocharger allows for a technically correct repair of the boost system while maintaining the engine's performance characteristics in line with factory specifications.

Specifications and technical data

• SKU: 06L145701G
• Mark: Audi
• Condition: Used
• OEM Part Number: 06L145701G
• Substitutable numbers: 06L145701G, 06L 145 701 G
• Fuel type: Petrol
• Part type: Turbocharger
• Category: Turbos & Parts

Purpose and Compatibility

The presented turbocharger is dedicated to 1.8 TFSI petrol engines used in the Audi A4 B8 generation and Audi A5. Using an original solution from the Audi range helps maintain proper boost parameters, stable engine operation, and correct interaction with the factory control system.

By adhering to the manufacturer's design, installation is predictable for an experienced mechanic, without the need for modifications to the auxiliary equipment or fuel system intended for Petrol engines.

Technical Characteristics of the Boost System

The turbocharger is responsible for compressing the air drawn into the cylinders, which enables higher power and torque output from the 1.8 TFSI unit while maintaining reasonable fuel consumption. The appropriately selected compressor wheel and hot side ensure proper throttle response within the typical RPM ranges for this engine.

In practice, this translates to:

• efficient boost pressure build-up in the mid-range RPMs,
• stable performance under prolonged highway load,
• maintenance of factory acceleration characteristics,
• correct interaction with the ignition and petrol injection control systems.

Application in Service and Repairs

A used turbocharger for Audi A4 B8 and A5 1.8 TFSI is a good solution when the existing component shows signs of wear, such as power loss, excessive smoke, or distinct noises from the boost system. Using an original component from the same design family helps reduce the risk of fitting issues and minimizes the need for additional modifications.

Choosing a component from the Turbochargers and Parts group originating from Audi helps maintain the consistency of the entire powertrain, which is important for both durability and subsequent computer diagnostics.

Condition, Verification, and Practical Aspects

The part is offered as used, which helps reduce repair costs compared to a new turbocharger, while maintaining the original Audi design. Before installation, the standard service procedure is recommended: check the lubrication system, intake and exhaust pipes, and replace the engine oil according to the vehicle manufacturer's recommendations.

This approach reduces the risk of further turbocharger damage and helps maintain stable performance parameters of the 1.8 TFSI unit in daily operation.

Expanding Knowledge and Part Selection

To better understand how original components affect the car's handling and behavior, it is worth reading the guide dedicated to the Audi brand – it describes in detail how used OEM parts help maintain the car's consistent DNA: Audi and Pure Emotion – How Used Parts Help Maintain the Brand's DNA.

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other parts from the same group, such as turbocharger housings, control actuators, or mounting elements, check the available parts in the Audi Turbochargers and Parts category.