BMW 5 6 Series E60 E61 E63 LCI Petrol N52N N53 Return Hose Cooling Pipe 7565780

BMW E60 E61 E63 LCI N52N N53 Water Hose Pipe Tube is an original cooling system component designed for post-facelift BMW 5 and 6 Series gasoline engines. As part of the Hoses, Pipes, and Tubes group, it is responsible for the stable flow of coolant, which directly impacts the operating temperature of the engine. A used OEM part helps maintain the factory fluid routing geometry and fitment to engine bay mounts.

Specifications and technical data

• SKU: 7565780
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7565780
• Substitutable numbers: 17127565780, 7565780
• Fuel type: Petrol
• Category: Hoses, Lines & Pipes

Intended Use and Compatibility

The water hose is designed for BMW E60, E61, and E63 LCI models with N52N and N53 gasoline engines. This ensures compatibility with the cooling system architecture characteristic of these units, including appropriate connector diameters, bend shapes, and mounting points in the engine bay.

Thanks to its factory design, the hose works seamlessly with the original coolant pump, radiator, and other system components, minimizing the risk of leaks due to improper fitment. This solution is particularly beneficial for servicing vehicles used intensively, where stable engine operating temperature is crucial for component durability.

Technical Characteristics and Function in the Cooling System

This component acts as a conduit for transporting coolant between selected system components, ensuring proper flow under various engine loads. The hose's construction is adapted to operate in high-temperature environments and variable pressures typical of N52N and N53 gasoline engines.

The main advantages of this solution include:

• factory fitment to the engine bay geometry in E60, E61, and E63 LCI models,
• maintenance of the correct direction and speed of coolant flow,
• reduction of stress on connectors and joints due to the appropriately profiled tube,
• direct installation in place of a worn or damaged hose.

A correctly selected water hose helps reduce the risk of engine overheating, coolant leaks, and cooling system bleeding issues, leading to more predictable engine operation.

Benefits of Using an Original BMW Hose

Using an original BMW water hose instead of an aftermarket alternative helps maintain the cohesion of the cooling system with the manufacturer's original specifications. This includes compatibility with standard clamps and brackets, as well as with other hoses and system components.

In practice, this means:

• easier installation without the need for modifications or length adjustments,
• reduced risk of the hose twisting or kinking during engine operation,
• maintenance of the coolant flow path as intended by the manufacturer,
• better control of the gasoline engine's operating temperature under various driving conditions.

A used OEM part is a good choice when the priority is to maintain the original system configuration while optimizing repair costs.

Service Application and Installation

The water hose for BMW E60, E61, and E63 LCI with N52N/N53 engines is suitable for both standard replacement of a worn part and for more extensive cooling system service work. Its factory shape allows for the restoration of the original hose routing, which facilitates subsequent diagnosis of potential leaks.

Before installation, it is recommended to inspect the condition of other cooling system components, such as other hoses, clamps, and the radiator, to avoid premature re-disassembly. A properly performed water hose replacement supports stable cooling system operation and reduces the risk of engine overheating-related failures.

If you are planning a comprehensive repair or upgrade of the cooling system area in your BMW and need other parts from the same group, such as flexible coolant hoses, rigid guide pipes, or additional fluid outlets, check the available parts in the BMW Hoses, Pipes, and Tubes category.