Coolant Hose BMW F10 F11 LCI Radiator Cooling Water Pipe Line 8511747

The BMW F10 F11 LCI Water Hose Pipe Line is a component from the Cooling System Hoses and Pipes group, designed for use in facelifted (LCI) BMW 5 Series models. It is responsible for the secure and leak-free routing of coolant within the engine, which directly impacts the stable operating temperature of the powertrain and operational safety.

Specifications and technical data

• SKU: 8511747
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8511747
• Substitutable numbers: 8511747, 17128511747, KD
• Category: Coolant Hoses

Function in the BMW F10/F11 LCI Cooling System

The presented water pipe is part of the system responsible for transporting coolant between key engine components. A correctly selected and sealed hose minimizes the risk of overheating, system pressure drops, and uncontrolled leaks that can lead to costly repairs.

Thanks to its design tailored to the specific generation of BMW 5 Series LCI, the pipe maintains the correct routing geometry, which facilitates installation and reduces material stress during engine operation.

Why Use an Original BMW Water Pipe

Choosing a pipe from the Cooling System Hoses and Pipes group specifically for BMW allows you to maintain factory coolant flow parameters. The appropriately selected diameter, shape, and mounting points contribute to:

• stable coolant circulation throughout the system,
• reduced risk of air ingress into the system,
• proper interaction with spigots, connectors, and mounting clamps,
• maintaining the correct engine operating temperature across a wide range of loads.

Using components tailored to a specific BMW platform helps avoid problems with leaks, hose twisting, or rubbing against other engine bay components.

Characteristics and Practical Application

The BMW F10 F11 LCI Water Hose Pipe Line is suitable for both standard replacement of worn cooling system components and for repairs following an engine overheating incident. It is particularly useful when:

• the hose shows signs of material aging (cracks, hardening, deformation),
• there are coolant leaks around the connections,
• a comprehensive cooling system service is required after replacing the radiator, water pump, or thermostat.

Selecting a pipe dedicated to a specific BMW series reduces installation time and the risk of needing modifications or forcing the component to fit.

Component Condition and Installation Aspects

The offered hose is in used condition, allowing for an economical replacement while maintaining compliance with factory BMW specifications. Before installation, a standard check of its seal, material flexibility, and connection surfaces is recommended to ensure trouble-free operation of the cooling system after installation.

In practice, installation involves removing the old hose, cleaning the spigots and connectors, and properly fitting the hose using appropriate clamps. Maintaining the correct bleeding procedure for the cooling system after replacing the hose is crucial to avoid localized overheating.

More About the Cooling System and Selecting Other Components

To better understand the impact of coolant hoses on engine longevity and the symptoms of overheating, it is worth reading the guide: Engine Cooling System – Overheating, Repair, and Used Radiators. The article discusses practical aspects of diagnosing and servicing cooling systems in popular models.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as additional pipes, return hoses, or sections connecting to the radiator, check the available parts in the BMW Cooling System Hoses and Pipes category.