Mercedes-Benz CLK320 C208 M112 Air Filter Box Silencer Housing A1120900701

Mercedes-Benz CLK320 C208 M112 Air Filter Box Silencer Housing is a factory-original intake system component designed for installation in the front section of the engine bay. It is responsible for securely housing the filter element and ensuring proper airflow to the engine, which promotes smooth engine operation. By maintaining the original geometry, the housing ensures consistency with the factory intake system design and secure fitment to the body mounts.

Specifications and technical data

• SKU: A1120900701
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1120900701
• Substitutable numbers: A1120900701, A 112 090 07 01, KZ
• Location on the vehicle: Front
• Category: Air Filter Housings

Purpose and function in the intake system

The air filter housing in the Mercedes CLK 320 (W208/C208 generation) with the M112 engine plays a key role in protecting the engine from contaminants drawn in from the environment. The design, tailored to the specific model, allows for:

• maintaining a stable position of the filter element in the engine bay,
• guiding the airflow according to the manufacturer's specifications,
• reducing air turbulence before the mass airflow sensor and intake manifold,
• maintaining proper airtightness of the intake system.

Its location in the front part of the vehicle facilitates the intake of cooler air, which helps maintain stable engine performance under various operating conditions.

Construction and fitment for Mercedes CLK 320 W208 C208 M112

The housing in question has been designed specifically for the intake system of the Mercedes CLK 320 (W208/C208 generation) with the M112 engine, which translates into precise alignment with factory mounting points. Properly shaped ports and air channels work with the stock intake ducts, ensuring a stable connection to the rest of the system without the need for modifications.

Thanks to the preservation of the original design, it is possible to easily seat the stock filter element and properly close the cover, which minimizes the risk of leaks and the ingress of unfiltered air into the engine.

Characteristics of the used component

The presented air filter housing is a used part, sourced from vehicle dismantling. Such a component, provided it retains correct geometry and mounting points, maintains its functional properties, as it is not a wear item to the same extent as the filter element itself. In practice, this means:

• retention of the factory shape and structural rigidity,
• possibility of reinstallation in place of the original housing,
• compatibility with stock brackets, hoses, and engine bay accessories.

For users looking for a solution consistent with the manufacturer's design, this is a reasonable alternative to unreliable aftermarket replacements with unverified geometry.

Benefits of using the original filter housing

Using the original air filter housing in the Mercedes CLK 320 W208/C208 with the M112 engine allows for maintaining the integrity of the entire intake system. The most important advantages include:

• factory fitment to the engine bay – no need to modify brackets or hoses,
• preservation of the airflow path intended by the manufacturer,
• reduction of the risk of airflow measurement errors by sensors,
• easier maintenance when replacing the filter element.

Choosing the original housing is particularly important in vehicles where stable engine operation and predictable control system behavior are essential.

Related Mercedes intake system components

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 housings, intake ducts, or air hoses, check the available parts in the Mercedes Air Filter Housings category.

For drivers interested in a broader approach to repairs using original, used powertrain components, you can find valuable information on the cost-effectiveness of such solutions in the article Whining differential? Find out why a used OEM drive axle is a better investment than an unreliable replacement.