Audi A4 B9 2.0 Petrol Engine Automatic Coolant Hose Line Tube Pipe 8W0122073F

Audi A4 B9 2.0 Petrol Engine Automatic Coolant Hose Line Tube Pipe is a cooling system component designed for vehicles with a petrol engine and an automatic transmission. It is responsible for the stable routing of coolant, which supports safe heat dissipation from the power unit and maintains the correct engine operating temperature. This is a solution for users looking for parts with factory geometry and a precise fit for a specific Audi configuration.

Specifications and technical data

• SKU: 8W0122073F
• Mark: Audi
• Condition: Used
• OEM Part Number: 8W0122073F
• Substitutable numbers: 8W0122073F, 8W0 122 073 F
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: Coolant Hoses

Purpose and role in the cooling system

The described coolant hose line works within the coolant circuit, connecting selected elements of the system in the Audi A4 B9 with a petrol engine. Its task is to ensure the proper flow of the cooling medium between system components, such as the engine block or heat exchanger, which translates into a stable operating temperature of the power unit under various load conditions.

The element is structurally adapted to work with a petrol powertrain and an automatic transmission, ensuring the correct routing of the hose, proper clearances relative to other components, and compatibility with factory mounts.

Benefits of using an original hose line

Using a dedicated coolant hose line in the Audi A4 B9 helps reduce the risk of leaks and improper hose positioning in the engine bay. A properly selected element:

• supports the maintenance of proper pressure in the cooling system,
• ensures a predictable coolant flow path,
• minimizes the risk of collision with other engine accessory components,
• facilitates future cooling system service and diagnostics.

Thanks to the preservation of the factory hose geometry, installation is orderly, and the cooling system maintains parameters close to the factory configuration, which is particularly important in vehicles operated in varied temperature conditions.

Compatibility with petrol engine and automatic transmission

The coolant hose line is designed to work with the petrol unit in the Audi A4 B9, where the thermal characteristics of the engine require efficient heat dissipation under variable speeds and loads. Application in a configuration with an automatic transmission means that the hose routing accounts for the presence of additional components in the engine bay, which translates into proper cooling system routing without interfering with other drivetrain elements.

Such a fit is particularly important in vehicles where the cooling system works with additional heat exchangers and installation space is limited. A properly selected hose line allows for a clear arrangement of components and facilitates potential service work.

Characteristics of the used component

The presented coolant hose line comes from a group of used parts, which is an attractive solution for users looking for a compromise between repair costs and maintaining factory fitment. This type of component, sourced from dismantling, allows for an economical restoration of cooling system efficiency while maintaining the original hose design.

Choosing a used element is particularly beneficial in situations where the existing hose has suffered mechanical damage, cracking, or deformation, and the priority is to restore proper coolant flow without modifying the installation.

Technical support and additional information

In the case of cooling systems, it is worth analyzing the condition of the entire installation – from hoses and the radiator to the fans. To better understand the impact of outside temperature on cooling system performance and the potential for savings when using parts from the secondary market, check out the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings.

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 additional pipes, flexible hoses, or connecting sections, check the available parts in the category Audi cooling system hoses and pipes.