BMW 1 er F20 F21 LCI Radiator Bottom Thermostat Hose 8514078

BMW F20 F21 LCI Water Pipe Hose 8514078 is an original cooling system component designed for the facelifted (LCI) 1 Series models. Thanks to its factory fit, it ensures reliable coolant flow and stable cooperation with other engine components. This is a practical solution for BMW users looking for a proven water hose instead of universal replacements.

Specifications and technical data

• SKU: 8514078
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8514078
• Substitutable numbers: 17128514078, 8514078
• Category: Other Interior Parts & Accessories

Intended Use and Fitment for BMW F20 F21 LCI

The water pipe has been specifically designed for the facelifted BMW F20/F21 1 Series, meaning it has the correct shape, appropriate connection diameters, and compatibility with the factory cooling system. Proper fitment translates to:

• stable connection to spigots and other hoses,
• reduced risk of leaks at critical points in the system,
• maintenance of correct coolant flow.

This allows the BMW cooling system to operate under predictable conditions, which helps maintain the optimal operating temperature of the powertrain.

Technical Characteristics of the Water Hose

The offered water hose belongs to the Other category, yet it plays a crucial role in the coolant circulation. The component's design is adapted to the conditions within the engine bay, including variable temperatures and vibrations. In practice, this means:

• appropriately selected material flexibility,
• shape retention under temperature changes,
• direct installation in place of the factory component.

A hose configured this way allows for maintaining the correct pressure and direction of fluid flow, which is essential for the longevity of the entire cooling system.

Benefits of Using an Original BMW Hose

Using an original water hose in the BMW F20/F21 LCI is the preferred solution for users who prioritize predictable cooling system performance. The most significant advantages include:

• factory fit – no need for modifications or diameter adjustments,
• consistency with other cooling system components,
• reduced risk of incorrect installation compared to universal hoses.

This allows for the replacement of a damaged or worn hose with a component of the same intended use, restoring proper system function without altering its design.

Product Condition and Service Application

The water pipe is offered as a used part, making it an attractive option for service repairs where cost-effectiveness is key. This type of part is particularly suitable in situations where:

• a quick replacement of a damaged hose is necessary,
• a solution compliant with factory specifications is sought,
• maintaining the original cooling system configuration is important.

A correctly chosen water hose helps reduce the risk of engine overheating and leaks that could lead to more serious failures.

Related Products and Technical Knowledge

If you are looking for other components from the BMW Other category, check out our offer, where you will find a wide selection of components such as BMW Other, tailored for various models of this brand.

For a comparison of solutions used in sports designs, it is worth familiarizing yourself with an analysis of competing models – differences in engine, brake, and chassis construction are well described in the article Audi RS vs. Other Models – What Lies Under the Hood and Chassis?, which helps to better understand manufacturers' approaches to designing key vehicle systems.