Audi A4 B7 Air Charge Intercooler Radiator Turbo Left N/S Cooler 8E0145805T

Audi A4 B7 Air Charge Intercooler Radiator Turbo Left N/S Cooler is an intake system component responsible for effectively lowering the temperature of compressed air before it enters the engine. Thanks to its precise fit to the Audi design and factory connection geometry, this intercooler ensures stable engine performance. It is a practical solution for users looking for a proven, used component with maintained functionality.

Specifications and technical data

• SKU: 8E0145805T
• Mark: Audi
• Condition: Used
• OEM Part Number: 8E0145805T
• Substitutable numbers: 8E0145805T, 8E0 145 805 T
• Location on the vehicle: Left
• Category: Intercoolers

Purpose and function in the turbocharging system

The presented radiator belongs to the Intercoolers group and has been designed specifically for the Audi A4 B7 generation model. Its task is to intensively cool the air compressed by the turbocharger, which helps maintain stable power, improves engine refinement, and reduces the risk of knocking. A properly selected intercooler also helps maintain consistent performance under prolonged engine load.

Construction and vehicle placement

The radiator is intended for installation on the left side of the vehicle, in accordance with the factory intake hose layout in the Audi A4 B7. This placement ensures optimal cooling airflow through the core and proper routing of pressure hoses. The construction is adapted to the serial mounting points, which facilitates installation and reduces the need for additional modifications.

Benefits of using a used intercooler

Choosing a used intercooler for an Audi is a reasonable compromise between cost and functionality. This type of component, when in good technical condition, allows you to:

• maintain the correct charge air temperature,
• preserve serial engine performance parameters without interfering with the software,
• minimize repair costs compared to a new component,
• maintain the original geometry of the intake system.

For many users, it is important that the original Audi intercooler ensures compatibility with factory hoses, clamps, and brackets, which shortens service time and reduces the risk of leaks.

Selection and vehicle compatibility

To properly select an air charge cooler, it is worth verifying compatibility with the specific engine version of the Audi A4 B7 and checking part numbers in the vehicle documentation. The product has a dedicated OEM part number and interchangeable numbers, which facilitates clear identification in service catalogs and parts selection systems. This helps reduce the risk of purchasing a component with different connection geometry or a different mounting method.

Condition and service application

The offered radiator is a used component, intended primarily as a replacement for a damaged or leaking intercooler in an Audi A4 B7. It will work well both in standard operation and in situations where the existing component has suffered mechanical damage or corrosion. Using an original aftermarket component allows you to maintain the structural integrity of the intake system without the need for universal solutions.

If you are planning a comprehensive repair or upgrade of the turbocharging area in your Audi and need other elements from the same group, such as additional intercoolers, pressure hoses, or mounting elements, check the available parts in the Audi Intercoolers category.

Technical support and operation

When replacing the air charge cooler, it is worth paying attention to the condition of hoses, clamps, and seals, as well as any contamination in the intake system. Additional information on the impact of cooling system efficiency on engine durability and ways to optimize service costs can be found in the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, which discusses the practical aspects of operating used cooling components.