BMW F80 M3 F82 Radiator Coolant Water Hose Pipe Line 7848791

BMW F80 M3 F82 Radiator Coolant Water Hose Pipe Line is an original cooling system component designed for precise coolant routing in BMW M-series sports models. Thanks to its factory geometry and perfect fit for the specific engine configuration, it ensures stable thermal conditions and predictable engine performance. This used OEM component is a sensible choice for cooling system maintenance when you prioritize reliable installation compatibility without experimenting with aftermarket replacements.

Specifications and technical data

• SKU: 7848791
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7848791
• Substitutable numbers: 7848791, 17117848791
• Category: Other Engine Cooling Components

Function in the BMW F80 M3 / F82 cooling system

The presented radiator coolant water hose is responsible for the controlled flow of coolant between system components, which directly impacts the maintenance of the proper engine operating temperature in the BMW F80 M3 and F82. The properly shaped pipe minimizes the risk of kinks, local constrictions, and unwanted vibrations that could disrupt fluid circulation.

The original hose design is engineered to withstand the high thermal and dynamic loads typical of engines installed in M models. As a result, the component works effectively with the factory water pump, radiator, and other system parts, maintaining appropriate rigidity and flexibility within the specified temperature range.

Why choose an original BMW radiator coolant water hose

Choosing an original radiator coolant water hose for the BMW F80 M3 / F82 is primarily an investment in the predictable behavior of the cooling system. Compared to random aftermarket replacements, the OEM component provides:

• factory fitment for connectors and mounts in the engine bay,
• properly selected internal diameter and flow path shape,
• temperature and pressure resistance designed for specific loads,
• consistency with other BMW cooling system components.

This reduces the risk of leaks, improper hose routing, or collisions with other engine accessories. This is particularly important in high-performance vehicles where the cooling system operates under more demanding conditions.

Practical installation and maintenance tips

When replacing the radiator coolant water hose in a BMW F80 M3 / F82, it is worth paying attention to several technical aspects that affect the durability of the entire system:

• inspecting the condition of the radiator and engine ports before installing the new hose,
• checking hose clamps or quick-connectors for wear,
• properly bleeding the cooling system after refilling with fresh coolant,
• monitoring for potential leaks after the first few engine heating and cooling cycles.

Using a hose with factory geometry facilitates correct routing in the engine bay, which reduces material stress and the risk of chafing against adjacent components. This translates into more stable system operation in the long term.

Used condition – a conscious choice for cooling system service

A used radiator coolant water hose for the BMW F80 M3 / F82 can be a reasonable alternative to new parts, especially when you want to maintain original specifications at optimal service costs. This type of component allows you to restore proper coolant flow in situations where the existing hose has suffered mechanical damage, deformation, or shows signs of material wear.

Before installation, a standard visual inspection for potential cracks, abrasions, or signs of previous repairs is recommended. A correctly selected and installed hose is an important element in preventing engine overheating, which is significant both in daily driving and during dynamic performance.

Expanding cooling system service and related content

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 additional coolant hoses, ports, or cooling system connectors, check out the available parts in the Other BMW category.

When working on high-performance engine systems, it is also worth expanding your knowledge about the design differences between standard and sports versions. In this context, an article discussing the characteristics of engines, brakes, and chassis in sports variants may be helpful – you can find it here: Audi RS vs other models – what is hidden under the hood and chassis?.