Coolant Hose BMW F40 F45 LCI F48 N47N Radiator Water Cooling Pipe Diesel 8580480

BMW F40 F45 LCI F48 N47N Water Coolant Hose Pipe Diesel is an original cooling system component designed for BMW diesel engines, engineered for precise coolant flow. A properly selected coolant hose ensures stable thermal operation of the power unit and reduces the risk of overheating under demanding road conditions.

Specifications and technical data

• SKU: 8580480
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8580480
• Substitutable numbers: 17128580480, 8580480
• Fuel type: Diesel
• Category: Coolant Hoses

Purpose and Function in the Cooling System

The presented BMW water coolant hose for diesel engines operates within the coolant circuit, connecting selected system components (including the engine block, radiator, or intermediate modules – depending on the specific vehicle configuration). It is responsible for stable coolant flow, which directly impacts maintaining the correct operating temperature of the N47N engine in BMW F-series models.

A correctly selected hose minimizes pressure drops in the system, reduces the risk of leaks, and supports efficient heat dissipation from the power unit, which is particularly crucial in modern, high-power-density diesel engines.

Construction, Fitment, and Technical Specifications

As an item from the Cooling System Hoses and Pipes category, this hose has been designed for specific applications on BMW F40, F45 LCI, and F48 platforms with the N47N engine. This means:

• factory-matched geometry for routing within the engine bay without interfering with other components,
• designed internal diameter for the required coolant flow in diesel units,
• appropriate stiffness and flexibility to compensate for engine vibrations and temperature changes without overstressing the connectors.

The hose is designed for diesel engine cooling systems, where operating temperatures and pressures are higher than in many gasoline engines, hence its construction is adapted to such operational loads.

Benefits of Using an Original BMW Coolant Hose

Using an original water coolant hose instead of a universal part or an imprecise aftermarket replacement translates into specific technical advantages:

• Stable engine operating temperature – the correct hose cross-section and length support efficient coolant circulation.
• Improved system sealing – fitted connectors and proper hose routing reduce the risk of leaks at connections.
• Protection of accompanying components – correct hose routing minimizes rubbing against other parts, reducing mechanical wear.
• Consistency with factory design – maintaining the original cooling system architecture facilitates diagnostics and future repairs.

Condition, Practical Application, and Installation Tips

This component is sourced from a BMW vehicle and is offered as a used coolant system hose, allowing for economical repairs while maintaining the original manufacturer's specifications. This solution is particularly attractive for workshops and owners who wish to preserve the factory cooling system configuration within a reasonable budget.

Before installation, it is recommended to:

• verify compatibility using the OEM number or vehicle VIN,
• inspect the condition of connectors and clamps used in the specific vehicle,
• properly bleed the cooling system after replacing the hose to avoid localized overheating.

This approach ensures seamless integration of the hose with the existing system and reduces the risk of recurring faults.

More BMW Coolant Hoses and Technical Knowledge

If you are looking for other components from the BMW Cooling System Hoses and Pipes category, check out our dedicated offer: BMW cooling system hoses and pipes. You will find a wide selection of components tailored for various models and generations of this brand.

To better understand how the cooling system behaves in high temperatures and why functional hoses are so important for engine safety, it is worth consulting the guide: Summer Heat vs. Cooling System – Used Radiators and Fans as a Way to Save. Additionally, if you want to streamline the process of choosing used parts, a practical guide will be helpful: Safe Online Purchase of Used Car Parts – A Step-by-Step Guide.