Air Filter Housing Mercedes W204 W212 M272 Intake Box Cover Trim A2730900901

Air Filter Housing Mercedes W204 W212 M272 Intake Box Cover Trim is an original intake system component designed for use in Mercedes vehicles equipped with the M272 engine. It ensures stable mounting of the filter element and proper airflow guidance to the engine, which promotes smooth engine operation and correct interaction with the control electronics.

Specifications and technical data

• SKU: A2730900901-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2730900901
• Substitutable numbers: A2730900901, A 273 090 09 01
• Category: Air Filter Housings

Purpose and function in the intake system

The presented housing belongs to the Air filter housings category and is a key element of the air intake path in the M272 engine. Its task is to provide a tight seat for the filter element, separate contaminants from the air directed to the intake manifold, and reduce intake noise. The design, tailored to the specific architecture of the engine bay in W204 and W212 models, allows for maintaining the correct routing of intake channels and compatibility with factory mounts and sensors.

Construction and fitment for Mercedes W204 / W212

The housing has been designed with the geometry of the engine bay in mind for Mercedes C-Class (W204) and E-Class (W212) vehicles with the M272 unit. Properly shaped ports and connection sockets allow for correct connection to intake hoses, the mass air flow sensor, and other system components. This maintains the factory airflow characteristics, which is important for stable engine operation and accurate sensor readings.

The original origin of the housing promotes proper fitment with adjacent components, such as engine covers or wiring harnesses. This minimizes the risk of unwanted vibrations, leaks, and collisions with other components in the engine bay.

Benefits of using an original air filter housing

Using a factory air filter housing in a Mercedes with an M272 engine allows for maintaining engine performance parameters in accordance with the manufacturer's specifications. The most important advantages include:

• maintaining the correct direction and speed of airflow in the intake system,
• stable and airtight seating of the filter element,
• limiting the ingress of contaminants into the engine,
• reduction of intake noise,
• compatibility with factory mounting points and accessories.

As a result, the housing supports smooth engine operation, correct mixture dosing, and long-term engine service life while maintaining predictable maintenance parameters.

Condition of the component and installation aspects

The offered air filter housing is a used part, which in practice means it comes from vehicle disassembly and may show signs of normal wear while maintaining structural functionality. This type of part is a good solution in situations where the existing housing has suffered mechanical damage, deformation, or cracking resulting in an intake system leak.

Installation of the housing in most cases comes down to transferring the existing filter element, connecting the intake hoses, and re-securing it at the factory points in the engine bay. It is recommended to verify the condition of seals, clamps, and latches before installation and, if necessary, replace auxiliary elements with new ones, which will allow for maintaining proper tightness and stability of the entire system.

Expansion of the intake system in Mercedes

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

For users interested in a broader look at the relationships between the intake system and engine fueling, an article discussing diagnostics and the selection of fuel supply components may be useful, available here: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.