Mercedes W204 W207 Air Filter Surround Housing Cover Air Duct A2048301044

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W204 W207 Air Filter Surround Housing Cover Air Duct is an original intake system component designed to work with the factory air filter housing. It ensures stable airflow to the engine, which promotes smooth engine operation and maintains proper combustion parameters. Thanks to its design, which complies with the manufacturer's standards, it geometrically fits factory mounts and adjacent components, facilitating maintenance and any further work on the intake system.

Specifications and technical data

• SKU: rhd-A2048301044
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2048301044
• Substitutable numbers: A2048301044, A 204 830 10 44
• Category: Air Filter Housings

Purpose and function in the intake system

The presented housing belongs to the Air filter housings category and acts as a duct guiding air from the intake in the engine bay to the filter element. The properly shaped cross-section and fitment to the rest of the intake system help reduce turbulence, intake noise, and pressure drops before the filter.

In practice, a correctly selected air duct housing contributes to:

• stable engine air supply across the full RPM range,
• maintaining a seal between the intake and the filter housing,
• reducing the risk of sucking in contaminants from outside the filter,
• proper air routing relative to sensors and other intake components.

Compatibility and fitment for Mercedes W204 / W207

The housing has been designed for Mercedes C-Class W204 generation and E-Class Coupé/Cabrio W207 generation models, in configurations factory-equipped with the appropriate type of air filter. This means maintaining the correct geometry of mounts, support points, and duct routing relative to other engine bay components.

As a result, installation is straightforward – once properly seated, the component does not require additional modifications, and the fitment with the factory air filter housing allows for maintaining the original airflow line. This is particularly important for vehicles where consistency of engine performance parameters and compliance with factory manufacturer specifications are essential.

Performance characteristics of the used component

As an aftermarket part, the air duct housing is a cost-effective solution while maintaining the original design. A used component of this type works well as a replacement in case of mechanical damage, cracks, deformations, or missing parts in the existing intake system.

Choosing an original, used housing allows you to:

• maintain the factory airflow concept without experimenting with replacements,
• preserve compatibility with stock brackets, clamps, and seals,
• reduce the time required for part adjustment during installation.

The importance of a proper air filter housing

A functional air duct and air filter housing are important not only from the perspective of airflow but also for protecting components in the engine bay. Properly routed air limits the ingress of moisture and contaminants around electrical components and sensors, and also helps maintain stable operating conditions for the filter.

For vehicles operated in varied road conditions – from city driving to high-speed routes – a tight and well-fitted air duct housing translates into a lower risk of accelerated filter wear and more predictable engine behavior.

Expanding the intake system in a Mercedes

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 ducts, upper filter covers, or side housing sections, check out the available parts in the Mercedes air filter housings category.

For drivers interested in a broader look at technical solutions used in vehicles of this brand, including how the intake system interacts with all-wheel drive and control electronics, the article describing various AWD systems may be helpful – xDrive, 4Matic, quattro or 4Motion – a comparison of AWD drives from BMW, Mercedes, Audi and VW.