BMW 3 Series E90 E92 E93 N LCI M3 Hose From Radiator From Additional Water Pump

BMW 3 Series E90 E92 E93 N LCI M3 Hose From Radiator From Additional Water Pump is an original cooling system component, designed for precise coolant routing between the radiator and the additional water pump. Thanks to its factory geometry and fitment for the M3 E90/E92/E93 LCI generation, it ensures stable engine operating parameters and proper fluid circulation under demanding operating conditions. It is a practical solution for users looking for a proven, used component with a design consistent with BMW specifications.

Specifications and technical data

• SKU: 9119155
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9119155
• Substitutable numbers: 64219119155, 9119155
• Category: Hoses, Lines & Pipes

Purpose and function in the cooling system

The offered hose belongs to the Hoses, pipes and tubes category and is a component of the cooling system in BMW 3 Series E90, E92, and E93 models in the M3 facelift (LCI) version with the N unit. Its task is to provide a secure and leak-proof connection between the radiator and the additional water pump, which supports the stabilization of the engine's operating temperature, especially during dynamic driving and high thermal loads.

The factory shaping of the hose allows for proper routing in the engine bay, maintaining appropriate distances from hot components and moving parts. This minimizes the risk of abrasion, kinking, or unwanted material stress.

Advantages of using an original BMW hose

Choosing an original BMW 3 Series E90 E92 E93 N LCI M3 Hose From Radiator From Additional Water Pump allows you to maintain the consistency of the entire cooling system with the original BMW design. This solution is particularly beneficial for users who:

• want to maintain the standard cooling system performance characteristics without experimenting with aftermarket replacements,
• expect a perfect fit to the radiator and additional water pump connectors,
• care about maintaining the original hose routing in the engine bay,
• plan maintenance in accordance with the manufacturer's documentation.

By using a component sourced from BMW, it is possible to reduce issues with leaks, improper fitment, or the need for installation modifications. This is especially important in sports-oriented cars like the M3, where the cooling system operates under increased stress.

Product characteristics and installation

The hose is a used component, which in practice means an economical way to replace a worn or damaged hose while maintaining the original design. Proper fitment for the 3 Series E90, E92, and E93 M3 LCI models facilitates installation for mechanics and those servicing the car themselves.

When replacing, it is recommended to:

• inspect the condition of the connectors on the radiator and the additional water pump,
• check the clamps and replace them with new ones if necessary,
• bleed the cooling system after installation,
• verify for leaks after the engine reaches operating temperature.

This approach allows you to fully utilize the potential of the hose and maintain stable operating conditions for the engine.

BMW brand and OEM number compliance

The item comes from the BMW range, which means it complies with the factory quality and design standards used by the manufacturer. The hose has a dedicated OEM part number and associated interchangeable numbers, which facilitates clear identification in service catalogs and when selecting parts based on VIN or technical documentation.

In case of doubts regarding compatibility with a specific body version or model year of the M3 E90/E92/E93 LCI, it is worth verifying the OEM number based on the vehicle data. This approach minimizes the risk of purchasing an incorrect part and speeds up the repair process.

Expanding BMW cooling system service

If you are planning a comprehensive repair or upgrade of the cooling system area in your BMW and need other elements from the same group, such as flexible coolant hoses, rigid guide pipes, or return lines, check out the available parts in the BMW Hoses, pipes and tubes category.

For users interested in a broader approach to selecting used components – including elements controlling engine and cooling system operation – the guide on choosing modules and sensors from the secondary market, available in the article Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?, may be helpful.

Summary

BMW 3 Series E90 E92 E93 N LCI M3 Hose From Radiator From Additional Water Pump is a practical choice for those who want to restore proper coolant circulation using an original BMW component. Proper fitment for the specific M3 version, factory geometry, and its classification in the Hoses, pipes and tubes group facilitate efficient installation and the maintenance of stable engine operating conditions during daily and more dynamic use.