BMW U06 Petrol Engine Water Coolant Pipe Hose Line Tube 5A07782

BMW U06 Air Conditioning Hose Pipe Cooler Hose is a component from the Cooling System Hoses and Pipes category, designed for BMW vehicles with gasoline engines. It is responsible for the safe flow of refrigerant within the air conditioning and cooling system, which directly impacts the stable operating temperature of the engine unit.

Specifications and technical data

• SKU: 5A07782
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 5A07782
• Substitutable numbers: 5A07782, 64505A07782
• Fuel type: Petrol
• Part type: Line
• Category: Coolant Hoses

Purpose and Function in the BMW Cooling System

The presented hose is an original BMW installation component, operating in the connection area between the air conditioning and the radiator. Its task is to control the flow of the working fluid under variable pressure and temperature conditions, typical for cooling and air conditioning systems in modern gasoline engines.

A properly selected hose in this section of the system allows for:

• maintaining stable engine operating temperature across a wide range of loads,
• reducing the risk of engine unit overheating in city traffic and on the road,
• maintaining the tightness of the air conditioning and cooling system during prolonged use.

Construction, Fitment, and Operating Parameters

The hose has been designed for the specific geometry of the BMW engine bay, ensuring that the hose routing follows the factory path without interfering with other components. The appropriately selected diameter and cross-sectional shape allow for proper fluid flow in the gasoline system, maintaining the required pressure parameters.

Key functional features include:

• dedicated application for BMW vehicles – compatibility with the factory cooling and air conditioning system architecture,
• adapted for use with gasoline engines – appropriate resistance to temperature and thermal conditions typical for these types of units,
• dimensional stability – maintaining the hose's shape during operation, which reduces stress on the connectors and fittings.

Component Condition and Installation Aspects

The offered hose is a used part from disassembly, allowing for economical system repair while maintaining original BMW specifications. Such components are often chosen for vehicle servicing where fitting the factory installation and predictable operational behavior are priorities.

In practice, this type of hose ensures:

• easier fitting to existing mounts and brackets in the engine bay,
• reduced installation modifications compared to universal aftermarket parts,
• consistency with other BMW cooling and air conditioning system components.

Why Use an Original BMW Hose in the Cooling System

Using a hose that complies with factory specifications directly contributes to the trouble-free operation of the cooling and air conditioning system. In gasoline engine vehicles, proper heat dissipation and stable air conditioning operation are crucial for engine unit durability and driving comfort.

Selecting the correct component allows for:

• reducing the risk of leaks at critical points in the installation,
• maintaining correct refrigerant pressure throughout the circuit,
• preserving the factory cooling parameters intended by the BMW manufacturer.

More About the Cooling System and Related Components

If you want to better understand how hoses and pipes work with the radiator and other components, it's worth reading the guide on our blog. It thoroughly discusses the impact of efficient fluid circulation on engine unit durability – you can find it here: Engine Cooling System – Overheating, Repair, and Used Radiators.

If you are also looking for other components from the Cooling System Hoses and Pipes category for this brand, check out our dedicated offer: BMW Cooling System Hoses and Pipes.