Mercedes Vito W639 Intercooler Charge Air Cooler OM646 Diesel A6395010801

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes Vito W639 Intercooler Charge Air Cooler OM646 Diesel is a factory-spec charge air cooler designed for diesel engines, ensuring stable engine operating parameters. As a component from the Intercoolers category, it is responsible for effectively lowering the temperature of compressed air, which translates into better engine refinement and efficiency of the turbocharging system. This used OEM component is a sensible choice for drivers looking for a technically compatible solution at an attractive price.

Specifications and technical data

• SKU: A6395010801-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6395010801
• Substitutable numbers: A6395010801, A 639 501 08 01
• Fuel type: Diesel
• Part type: Intercooler
• Category: Intercoolers

Purpose and role in the turbocharging system

The presented intercooler has been designed to work with the OM646 diesel engine in the Mercedes Vito W639 model. Its task is to cool the compressed intake air, which allows for maintaining stable boost pressure and reducing the risk of knocking typical for heavily loaded diesel units. As a result, the intake system maintains proper efficiency, and the engine can operate within its optimal parameter range.

Benefits of using an original intercooler

The original charge air cooler ensures a proper fit to the factory intake system and body mounts. This translates into:

• proper airflow without unnecessary restrictions or turbulence,
• stable intake air temperature under engine load,
• preservation of the factory operating characteristics of the diesel unit,
• easier installation without the need for system modifications.

Choosing a used OEM component allows you to combine technical correctness with cost-effectiveness, which is particularly important when operating commercial vehicles such as the Mercedes Vito.

Operating characteristics in a diesel engine

In diesel engines, the intercooler is crucial for maintaining the proper air density in the intake manifold. Lowering the temperature of the compressed air affects:

• more uniform cylinder filling,
• more efficient cooperation with the turbocharger,
• reduction of power drops during prolonged load,
• more stable operating conditions for the injection system.

Thanks to this, the entire turbocharging system maintains predictable parameters, which is important both in daily operation and during intensive vehicle use on the road.

Condition, installation, and service application

The offered item is in used condition, which allows for an economical repair of the intake system without giving up the factory design. The intercooler is suitable for replacing a damaged charge air cooler, e.g., after leaks, mechanical damage, or a drop in cooling efficiency. Installation in place of the factory component is simpler than adapting replacements with different geometry, which shortens service time.

Expansion of the air cooling system and additional materials

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as additional air coolers, intake hoses, or mounting elements, check out the available parts in the Mercedes Intercoolers category.

To better understand how ambient temperature affects the efficiency of the cooling system and why used components, such as radiators or fans, can be a sensible service choice, read our guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings.