Mercedes-Benz E-Class W210 M112 Air Filter Box Silencer Housing A1120900801

Mercedes-Benz E-Class W210 M112 Air Filter Box Silencer Housing is a factory-original intake system component, designed specifically for M112 series engines in the E-Class W210 model. Its robust construction and precise fitment within the front of the vehicle's engine bay ensure stable mounting of the filter element and proper airflow to the engine. This is a practical solution for users seeking original intake geometry while maintaining the cost-effectiveness of a used part.

Specifications and technical data

• SKU: A1120900801
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1120900801
• Substitutable numbers: A1120900801, A 112 090 08 01, BG
• Location on the vehicle: Front
• Category: Air Filter Housings

Function and role of the air filter housing

The air filter housing in the M112 engine is responsible for the airtight routing of air from the intake at the front of the engine bay to the intake manifold. A correctly selected housing:

• stabilizes the filter element and prevents it from shifting during driving,
• limits the intake of contaminants from outside the filter,
• maintains proper intake acoustics,
• supports even air supply to the cylinders.

By maintaining the original design of the intake system, the M112 engine can operate under conditions close to factory specifications, which promotes stable combustion parameters and predictable power characteristics.

Purpose and fitment for Mercedes E W210

The presented Mercedes-Benz E-Class W210 M112 Air Filter Box Silencer Housing has been developed for the specific engine bay layout of the Mercedes E-Class W210 generation with the M112 engine. This means it is compatible with:

• the arrangement of accessories in the front part of the vehicle,
• factory mounting points on the body,
• original intake ducts and connection ports.

This solution facilitates installation without the need for modifications and allows for consistency with other intake system components and engine bay covers.

Condition, origin, and benefits of using a used part

This item comes from the Mercedes group and is part of the Air filter housings category. As a used part, it represents a reasonable compromise between cost and preserving the original design. In practice, this means:

• retaining factory airflow geometry,
• compatibility with stock mounts and accessories,
• the possibility of economical repair after damage to an existing housing (cracks, broken clips, deformations).

Replacing a damaged housing with an original used part allows you to restore the proper airtightness of the intake system without interfering with the vehicle's construction.

Vehicle placement and installation aspects

The housing is intended for installation in the front part of the engine bay, in accordance with the factory design of the intake system in the Mercedes E W210 with the M112 engine. When planning the installation, it is worth paying attention to:

• the condition of the mounting points on the body and brackets,
• the tightness of connections with intake ducts,
• the correct placement of the filter element inside the housing.

Proper seating of the housing minimizes the risk of vibrations and unwanted noises, and also supports even air intake by the engine.

Compatibility, part numbers, and selection

Dedicated manufacturer markings and interchangeable numbers have been provided for this model, which facilitates verification of compatibility with a specific engine version and model year. When selecting an air filter housing for a Mercedes E W210 with an M112 engine, it is recommended to compare the markings with the vehicle documentation or the existing part to ensure full compatibility with the intake system.

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 additional housings, intake ducts, or filter covers, check the available parts in the Mercedes air filter housings category.

For drivers interested in a broader context of selecting used OEM parts and practical tips regarding verification by numbers and technical documentation, the guide article Audi five-cylinder engine – a legend from Quattro to RS3 and how to maintain it using original Audi parts may be helpful, as it discusses, among other things, the principles of safe component selection based on manufacturer markings.