BMW 3 4 Series F80 M3 F82 M4 Right O/S Additional Auxiliary Cooler Radiator

BMW 3 4 Series F80 M3 F82 M4 Right O/S Additional Auxiliary Cooler Radiator is an original cooling system component designed for installation on the right side of BMW 3 Series F80 M3 and 4 Series F82 M4 sports models. As an OEM part, it ensures consistency with the vehicle's factory design, stabilizing engine operating temperatures under demanding conditions. It is a practical solution for users who expect a reliable, technically matched component for their car.

Specifications and technical data

• SKU: 2284604
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2284604
• Substitutable numbers: 17112284604, 2284604
• Location on the vehicle: Right
• Category: Other Air & Fuel Delivery

Purpose and function in the cooling system

The described BMW 3 4 Series F80 M3 F82 M4 Right O/S Additional Auxiliary Cooler Radiator acts as a supplement to the main cooling system in the BMW F80 M3 and F82 M4, dissipating excess heat from the coolant circuit. In high-power vehicles such as the M versions, maintaining a stable operating temperature is crucial for the durability of the powertrain and consistent performance.

Its placement on the right side of the body allows for efficient use of airflow in the front of the car, which improves cooling efficiency during dynamic driving, on the track, and in city traffic. As a result, the component supports uniform heat dissipation and reduces the risk of overheating under heavy load conditions.

Construction and fitment for BMW F80 M3 / F82 M4

The radiator has been designed specifically for the F80 and F82 platforms, which translates into a precise fit for factory mounts and the installation space provided by the manufacturer. This means the component integrates with the existing system without the need for vehicle structural modifications.

Key design advantages include:

• factory geometry adapted to the right-side installation zone,
• compatibility with original cooling system hoses and accessories,
• preservation of the stock airflow in the front of the body.

Thanks to this, the installation can be carried out in an orderly manner, maintaining BMW's factory service standards.

Benefits of using an original auxiliary radiator

Using an original auxiliary radiator in the BMW F80 M3 / F82 M4 brings a number of practical operational benefits. This component supports engine thermal stability, which is particularly important during intensive vehicle use, frequent acceleration, and high-speed driving.

The most important advantages are:

• maintenance of factory cooling parameters intended for M versions,
• consistency with the original BMW cooling system architecture,
• reduction of the risk of engine performance drops due to overheating,
• technical compatibility with other system components.

As an OEM group element, the radiator meets the quality standards applied by the vehicle manufacturer, which is important for both durability and subsequent service maintenance.

Vehicle placement and installation aspects

The precisely defined placement on the right side of the vehicle facilitates the identification of the correct component when selecting parts. This minimizes the risk of errors during ordering and subsequent installation.

In practice, the installation involves connecting the radiator to the existing coolant circuit and seating it in the mounting points provided by the manufacturer. It is recommended that the work be carried out by a workshop experienced with BMW M models, which allows for the correct sequence of system bleeding and verification of connection tightness.

Part selection and additional technical materials

When selecting this auxiliary radiator, it is worth paying attention to compatibility with the specific body and engine version within the F80 M3 and F82 M4 range. Manufacturer markings, OEM part numbers, and interchangeable numbers can be helpful, allowing for unambiguous verification of compatibility with a given vehicle.

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 main radiators, cooling hoses, or expansion tanks, check the available parts in the Other BMW category.

For users interested in comparing the characteristics of sports car versions with standard models, including differences in cooling, suspension, and brake systems, the material discussing the RS design may be helpful – details can be found in the article Audi RS vs other models – what is hidden under the hood and chassis?.

If you are considering choosing between new and used OEM parts and want to better understand the relationship between cost and durability, it is worth reading the guide New or used? A comparison of costs and quality of car parts, which discusses practical aspects of part selection in an economic and technical context.