Audi A4 B9 Turbocharger 2.0 Petrol Electric DMSB 35 TFSI 06N145701D Automatic

Audi A4 B9 Turbocharger 2.0 Petrol Electric DMSB 35 TFSI Automatic is an original turbocharging system component designed for petrol engines paired with an automatic transmission. Thanks to its factory design, it ensures proper boost parameters, stable engine operation, and predictable vehicle behavior across the full load range. This is a solution for users who expect consistent compatibility with the factory Audi configuration and wish to maintain the vehicle's stock performance.

Specifications and technical data

• SKU: 06N145701D
• Mark: Audi
• Condition: Used
• OEM Part Number: 06N145701D
• Substitutable numbers: 06N145701D, 06N 145 701 D
• Fuel type: Petrol
• Gearbox type: Automatic
• Part type: Turbocharger
• Category: Turbos & Parts

Purpose and drivetrain compatibility

The presented turbocharger has been designed to work with the TFSI petrol engine and automatic transmission in the Audi A4 B9 generation model. This combination requires precisely selected boost pressure characteristics and rapid response to load changes, which translates into smooth acceleration and predictable drivetrain operation. Due to its design, which complies with the manufacturer's factory specifications, this component allows for maintaining the correct operating parameters of the power unit without the need for software interference or hardware modifications. This is particularly important in vehicles with an automatic transmission, where torque stability has a direct impact on gear shifting refinement.

Turbocharger operating characteristics

The turbocharger from this series has been developed for efficient petrol engine boosting, ensuring:

• consistent boost pressure build-up in the low and medium RPM range,
• appropriate throttle response dynamics,
• maintenance of stable operating parameters under prolonged load,
• compatibility with the factory TFSI engine management system. A turbocharging system component configured in this way supports both daily, relaxed driving and a more dynamic driving style, without noticeable drivetrain response delays. For the user, this means repeatable performance and predictable car behavior in various road conditions.

Benefits of using an original Audi turbocharger

Choosing a turbocharger from the range of original Audi solutions translates into a number of practical operational advantages:

• preservation of the factory operating parameters of the 2.0 TFSI unit,
• perfect fit for the stock engine management system and auxiliary equipment,
• reduction of compatibility issues during installation,
• ability to utilize existing service and diagnostic infrastructure. The component from the Turbochargers and parts category is crucial for properly supplying the engine with air at the correct pressure; therefore, using a solution consistent with the manufacturer's design allows for maintaining drivetrain stability and predictable fuel consumption.

Condition, installation, and practical application

The offered turbocharger is a used part, making it an attractive option for drivers looking for a technically matched solution while optimizing repair costs. Replacing this component is particularly recommended in situations where symptoms of power loss, unstable boost, or improper TFSI unit operation under load occur. Due to the specific nature of the turbocharging system, installation in a specialized service center is recommended to verify the condition of associated equipment (hoses, lubrication system, intake system) and perform adaptation procedures if required by the specific vehicle. This approach allows for fully utilizing the potential of the factory turbocharger design and reducing the risk of repeated service interventions.

Turbocharging system expansion and additional materials

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other elements from the same group, such as boost hoses, manifold elements, or additional compressor system components, check the available parts in the Audi Turbochargers and parts category. When planning broader upgrades, it is also worth learning about the practical aspects of using aftermarket components in premium class cars – the article describing the advantages of original salvaged parts, available here, may be helpful: Mercedes AMG Line package from recovery – original parts that will transform any C-Class (W204).