Audi A4 B8 A5 8T 1.8 Petrol Engine Turbo Turbocharger 06H145701K

The Audi A4 B8 A5 8T 1.8 Petrol Turbocharger Turbine is an original part from the Turbochargers and Parts group, designed for 1.8 petrol engines in Audi A4 B8 and Audi A5 8T models. A used turbocharger allows for an economical yet technically sound repair of the boost system, while maintaining the engine's factory performance characteristics.

Specifications and technical data

• SKU: 06H145701K
• Mark: Audi
• Condition: Used
• OEM Part Number: 06H145701K
• Substitutable numbers: 06H145701K, 06H 145 701 K
• Fuel type: Petrol
• Part type: Turbocharger
• Category: Turbos & Parts

Intended Use and Compatibility

The presented turbine has been designed to work with the 1.8 petrol engine in the Audi A4 B8 generation and Audi A5 8T. The use of a dedicated solution for a specific engine ensures proper boost parameters, correct interaction with the engine control system, and preservation of the vehicle's stock dynamics.

By maintaining the original design, the installation of the turbocharger is similar to the factory process – without the need for modifications to mounting points or the intake system, which reduces the time and complexity of service work.

Technical Characteristics of the Turbocharger

The turbocharger belongs to the group of components responsible for increasing the amount of air supplied to the cylinders, which translates into better utilization of the petrol engine's potential. The design, based on a rotor and compressor assembly, allows for:

• achieving higher torque over a wider RPM range,
• efficient acceleration without noticeable lag,
• maintaining stable engine operating parameters under load.

Selecting a turbocharger that matches the factory specification is crucial for the proper operation of the lubrication, cooling, and boost pressure control systems, which directly impacts engine durability.

Benefits of Using a Used Turbocharger

Using a used part from the Turbochargers and Parts group is a solution that significantly reduces repair costs compared to purchasing a new component, while maintaining the original design and fit for the specific Audi model. For many users, this is a sensible compromise between budget and technical requirements.

To maximize the potential of such a component, it is worth ensuring proper operation – regular oil changes, using the correct lubricant, and avoiding sudden engine shutdown after intense driving. Practical tips on caring for dismantled parts can be found in the article How to Extend the Lifespan of Used Car Parts?, which discusses, among other things, the principles of maintaining aftermarket components.

Application in the Audi Powertrain

In the 1.8 petrol engine fitted in the Audi A4 B8 and A5 8T, the turbocharger is responsible for maintaining the correct boost pressure under various load conditions. A correctly selected component allows for:

• stable engine operation at low and high RPMs,
• proper interaction with the injection and ignition systems,
• consistency with the factory engine control unit maps.

Replacing a worn-out turbine with a functional equivalent is particularly important in cases of symptoms such as power loss, smoke, or abnormal boost system sounds.

Boost System Expansion and Related Parts

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 intake pipes, mounting elements, or additional boost system components, check the available parts in the Audi Turbochargers and Parts category.