BMW 1 3 4 F20 LCI F30 F32 Petrol B48 Water Radiator Cooler Pipe Hose 8677245

BMW F20 LCI F30 F32 B48 Water Radiator Hose Pipe 8677245 is an original part from the Cooling System Hoses and Pipes category, designed for BMW F-series gasoline engines with the B48 engine. This used OEM component ensures a factory fit for the cooling system, stable coolant flow, and predictable performance under thermal load. It's a practical solution for users seeking a proven part with a construction that matches the manufacturer's specifications.

Specifications and technical data

• SKU: 8677245-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8677245
• Substitutable numbers: 17128677245, 8677245, 17128634286, 8634286
• Fuel type: Petrol
• Category: Coolant Hoses

Purpose and Compatibility with BMW Cooling System

The presented water radiator hose is designed to work with the B48 gasoline engine in BMW F20 LCI, F30, and F32 models. As a part of the factory cooling system, it is responsible for precise coolant flow between key components, which directly impacts the stable operating temperature of the engine.

Thanks to its construction that aligns with OEM solutions, the pipe maintains the correct geometry, facilitating installation in the engine bay and minimizing the risk of stress on the radiator and engine connections. This is particularly important in modern gasoline engines where the cooling system operates under elevated pressure and high temperatures.

Construction and Technical Properties of the Pipe

The water radiator hose for the B48 engine is manufactured as a profiled pipe, shaped to fit a specific routing within the engine bay. The appropriately selected stiffness and flexibility of the material allow for compensation of engine vibrations while maintaining a stable fluid flow cross-section.

Key advantages of this component include:

• factory fit for cooling system connections in BMW F20 LCI, F30, and F32 models,
• stable coolant flow under typical thermal loads of a gasoline engine,
• profiling that reduces the risk of pipe kinking and flow restrictions,
• construction adapted for operation in modern high-pressure cooling systems.

A pipe configured in this way ensures proper coolant circulation, which translates to uniform heat dissipation from the engine and its accessories.

Application in B48 Gasoline Engines

The B48 engine is a modern, turbocharged gasoline unit where the cooling system operates under demanding conditions. The use of a properly selected water radiator hose is crucial for maintaining a stable operating temperature, especially during dynamic driving, heavy loads, and hot summer weather.

A correctly chosen pipe:

• supports even distribution of coolant throughout the entire circuit,
• reduces the risk of localized engine component overheating,
• ensures predictable cooling system performance during prolonged use.

For users who want to better understand the impact of ambient temperature on cooling system efficiency and the potential savings from using used components, we have prepared a guide – find more information in the article Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings.

Characteristics of a Used OEM Part

The offered water radiator hose is a used original BMW part, meaning its geometry, connection diameters, and overall construction comply with the manufacturer's factory requirements. In practice, this translates to:

• easier installation without the need for system modifications,
• secure fit with standard brackets and guides,
• maintenance of flow parameters intended for the B48 engine.

Choosing a used OEM part is a cost-effective solution that also maintains the structural integrity of the entire cooling system. Furthermore, it aligns with the concept of part reuse, which is significant both economically and environmentally – we discuss this topic more broadly in the material Circular Economy in Your Garage – How Choosing Used Dismantled Parts Truly Supports Environmental Protection and Your Wallet?.

Selecting Other BMW Cooling System Pipes

When modernizing or repairing the cooling system in BMW F-series vehicles, it is advisable to conduct a comprehensive inspection of other pipes, tees, and connections to avoid future leaks and repeated disassembly of accessory components. If you plan to replace a larger number of components related to the coolant circuit in your BMW, check the available parts in the BMW Cooling System Hoses and Pipes category.