Audi A1 S1 8X A3 8V Turbocharger Turbo Engine Part 2.0 TFSI Petrol 06K145722L

Audi A1 S1 8X A3 8V Turbocharger Turbo Engine Part 2.0 TFSI Petrol is an original component from the Turbochargers and parts group, designed for 2.0 TFSI petrol engines in Audi A1 S1 8X and A3 8V models. This used OEM turbocharger ensures factory boost characteristics, proper integration with engine electronics, and stable performance in daily operation.

Specifications and technical data

• SKU: 06K145722L-2
• Mark: Audi
• Condition: Used
• OEM Part Number: 06K145722L
• Substitutable numbers: 06K145722L, 06K 145 722 L, 06K145722C, 06K 145 722 C
• Fuel type: Petrol
• Category: Turbos & Parts

Application and compatibility

The presented turbocharger is intended for TFSI petrol units, where precise boost pressure control and rapid throttle response are crucial. By maintaining factory geometry and operating parameters, this component helps restore proper engine dynamics, reduce power loss, and minimize the risk of engine control unit errors. Its original Audi origin ensures a proper fit with the exhaust, intake, and lubrication systems, which translates into stable operation across the full load range.

Construction and operating characteristics

The turbocharger for the 2.0 TFSI engine has been designed for high exhaust gas and boost air flow efficiency. The applied design ensures:

• consistent boost parameters across the entire rev range,
• proper cooperation with the pressure control system,
• maintenance of stock torque characteristics. As a result, the powertrain maintains factory performance, and the throttle response remains predictable and repeatable, which is particularly important in sporty cars such as the S1 or dynamic versions of the A3 8V.

Benefits of installing a used OEM turbocharger

Choosing a used OEM turbocharger for an Audi allows you to balance cost control with maintaining proper technical fitment. This component is factory-adapted to work with TFSI engine accessories, which means:

• you reduce the risk of mechanical and electronic compatibility issues,
• you maintain the stock operating parameters of the powertrain,
• you preserve correct interaction with the fuel system for the petrol engine. This is a particularly beneficial solution for repairs where the priority is restoring vehicle efficiency within a reasonable budget, without experimenting with unverified replacements.

Selecting parts by OEM and interchangeable numbers

When selecting a turbocharger for an Audi A1 S1 8X or A3 8V, it is crucial to verify the OEM number and interchangeable numbers to ensure full compatibility with the specific engine version and vehicle model year. It is recommended to use the part number from the nameplate and data from the manufacturer's catalog, which minimizes the risk of purchasing an incorrect model. If you want to better understand the differences between original, replacement, and used components and evaluate which solution will be most cost-effective in your case, read the article Original, replacement, or used – which car parts are the most cost-effective?.

Engine zone and further turbocharging system upgrades

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 manifolds, intake hoses, or additional turbocharging system elements, check out the available parts in the Audi Turbochargers and parts category. For users who are considering using salvaged parts for more advanced repairs or in older vehicles, the guide how to use salvaged parts when components are unavailable at authorized service centers, which describes a practical approach to such solutions, may also be helpful.