BMW 5 6 Series E60 E61N M5 E63 E64 M6 Hose Additional Water Pump Water Valve

BMW 5 6 Series E60 E61N M5 E63 E64 M6 Hose Additional Water Pump Water Valve is an original cooling system component designed for 5 and 6 Series models, including M versions. Thanks to its factory-spec fitment, it ensures stable coolant flow and proper integration with other system components. Using this OEM part allows for an economical yet precise repair without compromising on compatibility.

Specifications and technical data

• SKU: 6930549
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6930549
• Substitutable numbers: 64216930549, 6930549
• Category: Hoses, Lines & Pipes

Purpose and function in the cooling system

The presented water radiator hose is designed specifically for the engine configurations used in BMW E60, E61, E63, and E64 series, including the M5 and M6 variants. It is responsible for the controlled flow of coolant between key system components, which has a direct impact on the stable operating temperature of the powertrain.

The properly shaped geometry of the hose minimizes the risk of kinks, flow restriction, and localized overheating. Proper coolant routing is particularly important in high-performance engines, where thermal loads are significantly higher than in standard units.

Original BMW origin and fitment

As an element from the Lines, hoses, and pipes group dedicated to BMW, this water radiator hose provides factory mounting points and compatibility with original connectors and fittings. As a result, installation is predictable, without the need for modifications or the use of additional adapters.

Its original origin translates into:

• maintaining the flow diameter designed by the manufacturer,
• proper positioning in the engine bay,
• consistency with factory clamps and brackets.

Such fitment reduces the risk of leaks and unwanted vibrations, which is important for both system durability and operational comfort.

Used condition and service benefits

The item is offered in used condition, which allows for a significant reduction in repair costs compared to purchasing a new OEM part. For many users of the BMW E60, E61, E63, and E64 series, and especially the M5 and M6 versions, this is a sensible solution while maintaining compliance with factory specifications.

Choosing a used water radiator hose is a good solution in situations where:

• the existing hose has cracked or delaminated,
• there are coolant leaks near the connections,
• a quick, budget-friendly repair is necessary while maintaining the original system geometry.

Support for BMW cooling system upgrades

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

Why consider used premium parts

For premium cars, many users choose used OEM components to maintain a high level of quality at reasonable service costs. If you want to learn more about the advantages of this approach in the luxury car segment, read the article Used parts for Mercedes – original parts from dismantling, which discusses the practical aspects of using original second-hand components.

Summary

BMW 5 6 Series E60 E61N M5 E63 E64 M6 Hose Additional Water Pump Water Valve is a functional, original cooling system element that allows for the restoration of proper coolant circulation in demanding BMW powertrains. The used OEM component represents a reasonable compromise between cost and quality, ensuring factory fitment, predictable installation, and compatibility with the vehicle's design.