Mercedes W211 S211 Diesel Air Filter Box A6460901001

Mercedes W204 OM646 C200 Turbo Turbine A6460901080 is an original intake system component designed for the OM646 diesel engine used in the C-Class model. Thanks to its factory design, it ensures proper air delivery to the engine, stable turbocharging operation, and maintains the original performance parameters of the powertrain. This is a solution for users who expect consistency with the factory Mercedes specification and want to avoid problems with fitting aftermarket alternatives.

Specifications and technical data

• SKU: A6460901001
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6460901001
• Substitutable numbers: A6460901001, A 646 090 10 01
• Location on the vehicle: Front
• Fuel type: Diesel
• Category: Air Filter Housings

Purpose and Function in the Intake System

The presented element from the Air Filter Housings category works with the turbocharger in the diesel engine, responsible for directing purified air to the boost system. In a vehicle with the OM646 unit, it is mounted at the front of the engine bay, facilitating service access and inspection of the component's condition during maintenance.

A properly selected air filter housing in a turbocharged system is crucial for:

• maintaining adequate airflow to the compressor,
• stable operation of the diesel engine across its full load range,
• limiting pressure drops in the intake system,
• protecting the turbocharger from contaminants drawn from the surroundings.

Compatibility with the OM646 Diesel Engine

The OM646 engine in the C200 version is a popular, proven Mercedes diesel unit where the intake system and turbocharging operate under significant load. Using an appropriate air filter housing, matched to the specifics of turbocharging, helps maintain correct cylinder filling parameters and proper interaction with the engine control system.

This component is designed for diesel-powered vehicles, meaning its geometry and flow cross-sections have been adapted to the airflow characteristics typical for diesel engines – with a higher compression ratio and different operating characteristics than in gasoline engines.

Characteristics of a Used Part

The offered air filter housing is a used part, sourced from disassembly. This type of part allows for economical repair of the intake system while maintaining the original Mercedes construction. In practice, this means:

• factory fit for mounts and hoses in the engine bay,
• retention of the original air flow geometry,
• no need for installation modifications.

Choosing an original, used part is particularly beneficial where compliance with the factory design and cost reduction compared to new components are important.

Benefits of Using an Original Air Filter Housing

Using an air filter housing dedicated to the turbocharged OM646 engine in the C200 model translates into a number of practical operational benefits. The most important include:

• stable airflow to the turbocharger, which promotes even torque delivery,
• maintenance of the original engine performance parameters, without the risk of discrepancies arising from the use of random aftermarket parts,
• reduced risk of contaminants entering the boost system,
• easier diagnosis of potential intake leaks.

For users who drive their Mercedes intensively – both in city traffic and on long journeys – a properly selected air filter housing working with the turbocharger is an important element in ensuring engine longevity.

Intake System Expansion and Service in a Mercedes

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other parts from the same group, such as additional intake ducts, air supply hoses, or further sections of the filter housing, check the available parts in the Mercedes Air Filter Housings category.

During periods of high temperatures, maintaining the efficiency of the entire under-hood system is particularly important – from the intake, through turbocharging, to cooling. To better understand how summer conditions affect engine operation and how to wisely choose used components, it's worth reading our guide: Summer Heat vs. Cooling System – Used Radiators and Fans as a Way to Save.