Mercedes W204 Intercooler Air Charge Cooler Radiator A2740900414

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W204 Intercooler Air Charge Cooler Radiator is a factory-original component of the turbocharging system, designed by Mercedes to ensure stable engine operation across a wide range of loads. This used air charge cooler allows for a technically sound and cost-effective repair of the intake system in W204 series models. It is the ideal solution for drivers who expect a proven design and predictable performance parameters.

Specifications and technical data

• SKU: A2740900414-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2740900414
• Substitutable numbers: A2740900414, A 274 090 04 14
• Category: Intercoolers

Function and role of the intercooler in the Mercedes W204

The air charge cooler in the Mercedes W204 is responsible for lowering the temperature of the compressed air directed to the cylinders. Cooled air has a higher density, which promotes stable combustion and helps maintain consistent engine performance. A properly functioning intercooler reduces the risk of power loss, overheating of intake components, and adverse effects during prolonged driving under load.

For the turbocharged engines used in the W204, a functional component from the Intercoolers category is essential both for the durability of the equipment and the engine's operating refinement. Replacing a worn or leaking cooler with an original component restores factory airflow and air temperature parameters.

Construction and technical fitment

The offered intercooler is a part sourced from the Mercedes production line, which ensures the preservation of factory channel geometry, connection ports, and mounting points. As a result, installation in the W204 body is predictable, without the need for modifying brackets or adjusting intake hoses.

The original design ensures:

• a heat exchange surface properly sized for W204 engines,
• compatibility with stock air hoses and mounting hardware,
• preservation of the flow characteristics designed by the manufacturer.

Benefits of using a used air charge cooler

Choosing a used intercooler for the Mercedes W204 is a solution that allows you to balance cost control with the preservation of factory part specifications. Compared to aftermarket replacements with uncertain geometry, the original component ensures predictable intake system behavior and proper fitment with other components.

The main advantages of this solution include:

• cost-effective repair of the turbocharging system while maintaining the original design,
• reduced risk of installation issues thanks to factory mounting points,
• consistency with other components of the air charge cooling system.

If you want to better understand how temperature affects the efficiency of the cooling and intake system, it is worth checking out our guide on the impact of summer heat on the cooling system and the cost-effectiveness of using used radiators and fans, which helps in planning your service consciously.

Practical application and service tips

When replacing the air charge cooler in a Mercedes W204, it is recommended to simultaneously check the intake hoses, clamps, and connection seals. A properly installed intercooler should work with the turbocharger without excessive pressure drops, which translates into stable throttle response and repeatable performance.

In service practice, it is worth paying attention to:

• the cleanliness of the air channels before installation,
• the absence of deformation on the connection ports,
• checking for any oil leaks from the intake system after the first test drives.

Summary

Mercedes W204 Intercooler Air Charge Cooler Radiator is a solution intended for users who want to restore the proper operation of the turbocharging system while maintaining the factory design of the part. A used, original component from the Intercoolers category is a technically coherent choice when correct flow parameters, mounting fitment, and reasonable repair costs are key.