Mercedes W164 W203 W204 W212 M272 Air Flow Mass Meter Housing Pipe A2721400118

Mercedes W164 W203 W204 W212 M272 Air Flow Mass Meter Housing Pipe is an original air intake system component designed for M272 series engines in popular Mercedes C-Class and E-Class models. Thanks to its factory geometry and compatibility with standard mounting points, it ensures stable airflow from the filter system to the engine, supporting the proper operation of the power unit. This is a practical solution for users looking for a proven intake component that maintains the manufacturer's specifications.

Specifications and technical data

• SKU: A2721400118
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2721400118
• Substitutable numbers: A2721400118, A 272 140 01 18
• Category: Hoses, Lines & Pipes

Purpose and function in the intake system

The presented intake pipe is a component of the air intake system in M272 petrol engines used in Mercedes W203, W204, and W212 models. It is responsible for directing the airflow from the filter area to the manifold, while maintaining proper sealing and flow. A correctly selected intake reduces the risk of turbulence, leaks, and performance drops, which translates into stable engine operation and correct response to load.

Construction and mounting fitment

The pipe belongs to the group of components referred to as Hoses, pipes and lines, which means it has been designed to operate in the engine bay environment, taking into account temperatures, vibrations, and limited installation space. The shape and diameter are adapted to the standard ports and clamps used in the Mercedes intake system, which facilitates installation and allows for maintaining the factory air routing. As a result, the component works well with the standard filter housing and other intake components.

Performance characteristics and advantages of use

Using an original intake pipe in the M272 engine allows for maintaining airflow parameters in accordance with the manufacturer's design. In practice, this means:

• maintaining proper sealing of the intake system,
• reducing the risk of unmetered air and associated ECU errors,
• stable operating conditions for the mass air flow sensor and mixture control system,
• easier diagnostics in case of other faults, thanks to maintaining the factory configuration.

An element from this group is particularly important when replacing damaged, brittle, or leaking hoses, which can cause power loss, rough engine idle, or increased fuel consumption. Choosing an original intake pipe helps avoid problems typical of aftermarket replacements with inaccurate shapes or diameters.

Product condition and service application

The offered intake pipe is in used condition, making it an attractive service solution for users looking for a factory component on a reasonable budget. This type of part works well for:

• repairs after mechanical damage in the engine bay,
• fixing leaks in the intake system,
• restoring the factory configuration after unsuccessful intake modifications.

Thanks to the preservation of the original geometry and mounting points, the pipe can be integrated into the existing system without the need for modifications, which shortens service time and facilitates workshop work.

Support with selection and additional information

When selecting intake components for a Mercedes, it is worth paying attention to compatibility with the specific power unit and body type. In case of doubts regarding the use of used components instead of refurbished or new ones, a guide material describing the differences between these solutions may be helpful – more information can be found in the article Refurbished or used original – which part to choose for repair?.

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 vacuum lines, intake hoses, or breather pipes, check the available parts in the category Mercedes Hoses, pipes and lines.