BMW 3 Series E46 Hose Radiator External Pipe Line 6752947

BMW 3 Series E46 Hose Radiator External Pipe Line is an original cooling system component designed for precise coolant routing within the engine bay. As part of the Cooling system hoses and pipes group, it ensures a stable connection between system components, supporting the safe operation of the power unit. This used BMW component allows for an economical yet technically correct repair without compromising on factory fitment.

Specifications and technical data

• SKU: 6752947
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6796368
• Substitutable numbers: 32416752947, 6752947, 32416796368, 6796368, PK
• Category: Coolant Hoses

Purpose and function in the cooling system

The presented external radiator hose for the BMW 3 Series E46 is responsible for transporting coolant between individual system components. A properly selected and leak-free hose reduces the risk of engine overheating, cooling efficiency drops, and uncontrolled leaks. Thanks to a design consistent with factory BMW standards, the correct flow diameter is maintained, which supports a stable engine operating temperature.

Benefits of using an original BMW hose

Using an original hose in the BMW E46 cooling system primarily ensures a secure fit to connectors and mounts, as well as predictable behavior under thermal load. This used OEM component allows you to:

• maintain the factory hose routing geometry in the engine bay,
• preserve compatibility with other cooling system components,
• reduce the risk of stress and leaks resulting from the improper fitment of aftermarket replacements.

For the user, this means more stable cooling system operation and a lower risk of failures related to engine overheating.

Condition, installation, and service application

The item is offered as a used BMW part, which allows for cost-effective restoration of the cooling system's efficiency while maintaining original specifications. The hose is intended for installation in place of the factory component, without the need for system modifications. During replacement, it is recommended to check other hoses, clamps, and connections in the system to avoid secondary leaks and ensure the uniform operation of the entire system.

Technical support and additional information

For proper hose selection, it is worth verifying the part numbers and the configuration of your specific BMW 3 Series E46 version. The product has assigned interchangeable numbers, which facilitates identification in service catalogs and parts selection systems. In case of doubt, comparing the shape and length of the hose with the component removed from the vehicle is helpful.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as additional hoses, pipes, or cooling connections, check the available parts in the BMW cooling system hoses and pipes category.

To better understand how high temperatures affect cooling system efficiency and when it is worth choosing used components, read our guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, which will help you plan informed and economical service maintenance for your car.