BMW 3 4 Series F80 M3 F82 F83 M4 Hose Expansion Tank Pipe Hose Tube 2284689

The BMW F80 M3 F82 F83 M4 Expansion Tank Hose is an original cooling system component from the Hoses, Pipes & Tubes group, designed for sporty BMW M series models. This used OEM part ensures proper coolant flow between the expansion tank and other system components, maintaining stable engine operating conditions even during dynamic driving. It's a practical solution for users who want to preserve the factory cooling characteristics without compromising the quality of the original component.

Specifications and technical data

• SKU: 2284689
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2284689
• Substitutable numbers: 17122284689, 2284689
• Category: Hoses, Lines & Pipes

Purpose and Function in the Cooling System

The expansion tank hose in BMW F80 M3, F82, and F83 M4 models is responsible for the stable flow of coolant between the tank and the rest of the system. A correctly selected hose helps maintain the appropriate working pressure, facilitates bleeding, and reduces the risk of engine overheating. Using an original BMW part allows for the preservation of the cooling system's factory operating parameters, which is particularly important in high-performance vehicles.

Construction and Fitment for BMW F80 M3 / F82 / F83 M4

The hose is specifically designed for the engine bay geometry of the F8x generation M3 and M4 versions, ensuring precise routing and proper positioning relative to other components. The appropriately selected diameter and shape of the hose support uniform coolant flow, and the factory-fitted ends allow for a leak-proof connection to the expansion tank spigots and the rest of the installation. This precise fitment reduces stress, minimizes the risk of leaks, and simplifies installation.

Benefits of Using an Original BMW Hose

Using an original expansion tank hose in sporty BMW models offers a range of practical benefits:

• Preservation of the cooling system's factory operating characteristics,
• Compatibility with standard mounting points and accessories,
• Reduced risk of leaks thanks to precisely fitted ends,
• Easier diagnostics and servicing due to compliance with manufacturer documentation.

For users who value consistency with the original BMW design, this is a solution that allows for the replacement of a worn hose without altering the cooling system's design.

Condition, Verification, and Service Application

This component comes from the used BMW parts offering, allowing for economical repair while retaining an OEM component. Before installation, a standard visual inspection for any signs of wear is recommended to adapt the installation method to the specific vehicle and its operating conditions. Replacing the expansion tank hose is a typical service action in case of detected leaks, drops in coolant level, or planned preventative maintenance of the cooling system.

Expanding the BMW Cooling System – Related Components

If you are planning a comprehensive repair or upgrade of the cooling system area in your BMW and need other components from the same group, such as return hoses, connecting hoses, or bleeding pipes, check the available parts in the BMW Hoses, Pipes & Tubes category.

To better plan your service and select original components for your car, it's worth familiarizing yourself with practical tips regarding the BMW brand – you can find them in the article BMW – Sporty Performance and Precision. How Used Original Parts Extend the Life of the Bavarian Icon?.