Mercedes W204 W212 Vent Pipe Ventilation Crankcase Pipe Hose M272 A2720180682

Mercedes W204 W212 Vent Pipe Ventilation Crankcase Pipe Hose M272 is an original air intake system component designed for M272 series engines in C-Class and E-Class models. Engineered by Mercedes, it ensures proper airflow to the engine, which promotes stable operation and predictable performance. Using this OEM part is a sensible choice for intake system maintenance when you want to maintain factory geometry and fitment without experimenting with aftermarket replacements.

Specifications and technical data

• SKU: A2720180682
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2720180682
• Substitutable numbers: A2720180682, A 272 018 06 82
• Category: Hoses, Lines & Pipes

Function and application in the intake system

The presented intake hose is responsible for routing air from the filter elements and intake system to the M272 engine intake manifold. A correctly selected cross-section and shape of the pipe reduce pressure drops, help maintain stable mixture parameters, and support smooth engine operation across the entire rev range.

In practice, this means:

• consistent airflow during acceleration and steady-speed driving,
• lower risk of leaks at critical points of the system,
• maintaining factory engine performance characteristics without additional adaptation.

Original Mercedes design for the M272 engine

As an element from the Lines, hoses and pipes group, this intake hose was designed specifically for the structural requirements of the M272 unit and the engine bay in W204 and W212 models. This includes compatibility with factory mounts, clamps, and adjacent components, which facilitates installation and reduces material stress during operation.

The original design solution ensures:

• compliance with the factory intake routing for the given model,
• appropriate rigidity and flexibility in zones exposed to vibrations,
• compatibility with standard engine auxiliary components.

Benefits of using an OEM used pipe

A used OEM intake pipe from Mercedes is a solution that allows you to maintain the factory system concept while optimizing service costs. Compared to random replacements, the original part better replicates the shape, mounting points, and performance characteristics under temperature and vibration conditions typical for the M272 engine.

Choosing such an element is particularly beneficial when:

• you want to restore the stock intake configuration after previous modifications,
• you care about predictable engine behavior after repair,
• you are looking for a part consistent with the manufacturer's service documentation.

Compatibility and part selection

The pipe has been developed for specific body and engine variants, so it is worth verifying compatibility with your vehicle before purchasing. Data such as engine designation, model generation, and information from parts catalogs are helpful in this regard. The product has a dedicated OEM part number and associated interchangeable numbers, which facilitates clear identification in service systems.

If you are planning a wider range of work on systems under the hood, it is worth checking out other elements from the intake and auxiliary group available in the Lines, hoses and pipes category to complete a set of parts in one place.

Professional approach to service

When replacing the intake pipe, it is recommended to check the condition of clamps, connectors, and adjacent components to avoid secondary leaks. A consistent approach to servicing the air system and other components under the hood is described in detail in the article Air conditioning and heating – part selection and maintenance for year-round comfort, which may be helpful when planning comprehensive work.

For users who prioritize technically correct solutions and want to keep the vehicle in a configuration close to the factory state, Mercedes W204 W212 Vent Pipe Ventilation Crankcase Pipe Hose M272 provides a solid foundation for restoring proper engine airflow and organizing the intake system according to the manufacturer's specifications.