BMW 5 6 Series E60 E61N E63 E64 Pressure Hose Assy Engine Cooling

BMW 5 6 Series E60 E61N E63 E64 Pressure Hose Assy Engine Cooling is an original cooling system component from the Lines, hoses and pipes group, designed for use in BMW 5 and 6 series performance models. Engineered as a factory BMW part, it ensures proper coolant flow and stable engine operation under a wide range of loads. This used OEM component is a sensible choice for cooling system maintenance when you prioritize a fit consistent with the manufacturer's specifications.

Specifications and technical data

• SKU: 7835250
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7835250
• Substitutable numbers: 11537835250, 7835250
• Category: Hoses, Lines & Pipes

Purpose and function of the radiator hose

The offered hose is a cooling system component responsible for the stable flow of coolant between key engine sub-assemblies. In BMW M5 and M6 models, which operate under high thermal loads, a properly selected radiator hose is essential for maintaining the optimal operating temperature of the powertrain.

Thanks to its factory geometry and internal diameter, the hose ensures:

• adequate coolant flow efficiency,
• proper fit to the connectors and mounts in the engine bay,
• reduced risk of leaks resulting from ill-fitting aftermarket replacements.

Benefits of using an original BMW hose

Choosing an original radiator hose for the BMW M5/M6 (E60/E63 series) is a solution that allows you to maintain consistency with the factory cooling system design. This component is designed for a specific engine and body type, which translates into:

• secure routing of the hose in the engine bay, without tension or twisting,
• proper positioning relative to other components (fan, covers, other hoses),
• maintenance of cooling system performance parameters in accordance with the manufacturer's requirements.

A used OEM component can be particularly attractive for servicing vehicles driven dynamically, where both technical correctness and rational maintenance costs are important.

Component condition and installation aspects

The offered radiator hose is in Used condition, meaning it has been removed from a vehicle and was previously in service. Such parts are a popular choice when the priority is to maintain the original BMW specification while reducing repair costs.

Before installation, standard service procedures are recommended, including:

• verification of connection surfaces and clamps,
• leak testing after filling the system with coolant,
• bleeding the system according to the procedure specified for the given BMW model.

A properly installed radiator hose supports safe engine operation, reducing the risk of overheating during intense driving.

Product group – BMW Lines, hoses and pipes

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 flexible coolant hoses, return hoses, or rigid fluid pipes, check out the available parts in the BMW Lines, hoses and pipes category.

Safe selection of used parts for tuning and service

When choosing used cooling system components – especially for high-performance cars like the M5 and M6 – it is worth paying attention to compatibility with factory specifications and service history. It is also good practice to familiarize yourself with common mistakes made when purchasing used components, especially when combining standard service with modifications or light tuning.

If you want to better prepare for making an informed choice of aftermarket parts and avoid common pitfalls, check out our guide Buying used car parts • Most common mistakes when choosing parts for tuning, which discusses the most important issues related to such purchases in a practical way.