BMW 7 Series E65 E66 Petrol N62 Expansion Tank Vent Hose Line Pipe 7508013

BMW E65 E66 E67 Water Hose Pipe Tube is an original cooling system component designed for BMW cars with petrol engines. Designed for specific generations of the 7 Series, it ensures proper coolant flow and stable engine operation. It is a practical solution for users looking for a proven component instead of universal replacements.

Specifications and technical data

• SKU: 7508013
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7508013
• Substitutable numbers: 17127508013, 7508013
• Fuel type: Petrol
• Category: Other Engine Parts

Purpose and Function in the Cooling System

The presented water hose is a component of the cooling system responsible for directing fluid between engine components and the radiator. In BMW E65, E66, and E67 models, proper fluid flow is crucial for maintaining stable operating temperature, protecting the cylinder head, engine block, and accessories from overheating. Thanks to factory fitting, the hose's geometry matches the original engine bay layout, which reduces the risk of stress, abrasion, and leaks.

Benefits of Using an Original BMW Hose

Using a hose dedicated to specific BMW versions ensures:

• proper positioning relative to other cooling system components and engine accessories,
• compatibility with factory spigots and connectors,
• stable coolant flow parameters under typical petrol engine loads,
• reduced risk of leaks compared to universal hoses.

For BMW petrol engines, maintaining the correct operating temperature is particularly important, making the use of a dedicated water hose a significant aspect of service maintenance.

Product Characteristics and Fitment

The BMW E65 E66 E67 Water Hose Pipe Tube is part of the group of components factory-fitted in vehicles of this brand, which translates to maintaining the original performance characteristics of the cooling system. The product is designed for cars powered by petrol fuel, so its construction meets the thermal and pressure requirements of such units.

This component is suitable for both standard operational replacement and major cooling system service work, such as replacing the radiator, thermostat, or water pump. Using a genuine component allows for economical repair while maintaining the original part's origin.

Application in Service Practice

Replacing the water hose is recommended in situations where symptoms such as fluid leaks, a drop in coolant level, signs of corrosion, or cracks on the hose surface appear. For BMW 7 Series E65–E67 models, regular inspection of the cooling hoses' condition is an important part of maintenance, as it prevents engine overheating and costly failures. Using an original hose allows for maintaining the factory installation routing and facilitates assembly in workshop conditions.

Other System Components for BMW

If you are planning a comprehensive repair or engine bay upgrade for your BMW and need other components from the same group, such as additional coolant hoses, spigots, or cooling system connectors, check the available parts in the Other BMW category.

Technical Knowledge and Powertrain Development

To compare solutions used in different makes and segments, it is worth familiarizing yourself with an analysis of the construction of sports powertrains and their accessories. Extensive cooling systems, reinforced brakes, and modified chassis are well described in an article dedicated to RS models, available here: Audi RS vs. Other Models – What Lies Under the Hood and Chassis?. This helps to better understand the important role that seemingly simple components, such as coolant hoses, play in the entire system.