Water Hose BMW E90 E92 E93 LCI M3 Radiator Cooling Coolant Pipe 2283594

Water Hose BMW E90 E92 E93 LCI M3 Radiator Cooling Coolant Pipe is an original cooling system component designed for the facelifted 3 Series M3 models. Thanks to its factory geometry and precise fitment for the specific body version, it ensures stable coolant flow and proper integration with the radiator and other components. This used OEM part is a sensible choice for cooling system maintenance when you want to maintain operating parameters in accordance with the manufacturer's specifications.

Specifications and technical data

• SKU: 2283594
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2283594
• Substitutable numbers: 17222283594, 2283594
• Category: Hoses, Lines & Pipes

Purpose and function in the cooling system

The presented radiator water hose is responsible for precisely guiding coolant between the radiator and the rest of the system in the facelifted (LCI) BMW M3 E90, E92, and E93 generations. The properly shaped pipe minimizes the risk of kinks, flow restriction, and unwanted stress, which translates into stable engine operating temperatures across a wide range of loads.

Proper fitment of this component is crucial, especially in high-revving units like the M3, where the cooling system operates under increased thermal load. Using an original hose from the Lines, Hoses and Pipes category allows you to maintain factory flow characteristics and reduce the risk of failures resulting from leaks or improper installation of universal replacements.

Construction and fitment for BMW M3 E90/E92/E93 LCI

The hose has been designed specifically for the engine bay geometry of the facelifted M3 sedan, coupe, and convertible versions. This includes:

• a profile matched to the layout of the radiator, engine, and accessories,
• an internal diameter correctly selected for standard connectors,
• factory ends enabling a secure connection with other system components.

As a result, installation is straightforward, without the need for modifications or additional adapters. The original BMW origin promotes high connection tightness and proper operation of the entire cooling system under both road and track conditions.

Part condition and service aspects

The item is offered as a used OEM component, which allows for economical repair while maintaining the original design intended by the vehicle manufacturer. This type of part is particularly useful for:

• eliminating coolant leaks resulting from cracks or wear of the old hose,
• restoring factory hose routing after modifications,
• comprehensive cooling system service in cars driven dynamically.

Selecting the correct water hose for a specific M3 version is important to avoid stress on the radiator and engine ports, which in the long run reduces the risk of leaks. If necessary, it is worth comparing the shape and mounting points with the currently installed element.

Integration with other system components

The radiator water hose works with other hoses, connectors, and the radiator itself, creating a coherent fluid flow system. When planning a larger scope of cooling system maintenance, it is worth considering checking other flexible and rigid hoses to avoid having to revisit the issue shortly after. Additional information about similar components can be found in our category Lines, Hoses and Pipes, which will make it easier to complete the entire set of parts.

Regular inspection of hose condition, connection tightness, and coolant quality is essential for the durability of the power unit, especially in high-performance sports designs. In the case of diesel engine cars, it is also worth paying attention to the condition of the equipment, which we write about in more detail in the article how to recognize diesel injector faults and what are the consequences of neglecting them.

Why choose an original BMW M3 hose

By using an original cooling system hose dedicated to the BMW M3 E90/E92/E93 LCI, you gain assurance of compliance with factory technical documentation, proper fitment to mounts, and predictable behavior under high-load conditions. This solution is especially recommended for users who want to keep their car in a configuration close to stock while maintaining an appropriate margin of engine thermal safety.

The combination of original design, fitment for the specific M3 generation, and the favorable price of a used part makes this radiator water hose a practical choice for professional service and conscious operation of a sports car.

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