Mercedes C CLK W203 C209 M271 Kompressor Engine Breather Pipe Hose Line

Mercedes C CLK W203 C209 M271 Kompressor Engine Breather Pipe Hose Line is a component from the Lines, Hoses and Pipes category, designed for the crankcase ventilation system in M271 series engines used in W203 and C209 models. A properly selected breather hose stabilizes engine operation, reduces the risk of leaks, and supports the correct discharge of vapors from the engine compartment.

Specifications and technical data

• SKU: A2711410783
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2711410783
• Substitutable numbers: A2711410783, A 271 141 07 83
• Category: Hoses, Lines & Pipes

Purpose and function of the breather hose

The breather hose in the M271 engine is responsible for the controlled discharge of vapors from the system, which is crucial for stable engine performance and proper interaction with engine accessories. A correctly selected component from this group:

• supports the maintenance of proper system pressure,
• reduces the risk of leaks and blow-by,
• helps maintain smooth engine operation under various load conditions.

Thanks to a design tailored to the specific configuration of the W203 and C209, the hose maintains proper routing in the engine bay, which facilitates installation and maintenance.

Benefits of using an original hose in Mercedes W203 and C209

Using a breather hose dedicated to the M271 engine in W203 and C209 models allows for maintaining the factory operating characteristics of the system. A component from this group ensures:

• consistent fitment to mounts and hose routing in the engine compartment,
• compatibility with other components of the ventilation system,
• easier diagnostics of potential leaks due to the predictable installation path.

Choosing such a solution is particularly important during service work within the intake and ventilation system, where tightness and stability of operating parameters are essential.

Characteristics of the component from the Lines, Hoses and Pipes category

The breather hose belongs to the Lines, Hoses and Pipes group, which are components responsible for transporting operating media and vapors in the vehicle. In the case of the M271 engine, it is important to maintain the appropriate flexibility and shape of the hose in order to:

• avoid kinks and bends that restrict flow,
• ensure a stable connection with ports and connectors,
• minimize the transfer of vibrations from the engine to the installation.

An element configured in this way promotes smooth engine operation and facilitates subsequent service activities, such as removing accessories or checking for leaks.

Practical application and installation

The breather hose in the M271 engine installed in Mercedes W203 and C209 models is used during repairs related to the intake system, crankcase ventilation, and when replacing engine accessories. In practice:

• it facilitates the restoration of proper vapor circulation after system intervention,
• it allows for reducing the risk of errors related to leaks,
• it promotes the maintenance of stable engine operating parameters after service.

A well-selected hose from this group is an essential addition to work on the ventilation system, especially in vehicles used intensively or after major mechanical repairs.

Condition and origin of the component

The offered component comes from dismantling and is intended for users looking for a solution tailored to the specifics of the M271 engine in Mercedes W203 and C209 models. This type of component allows for an economical replacement of the breather hose while maintaining compliance with the factory system configuration.

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, ventilation hoses, or pipes for operating media, check the available parts in the Mercedes Lines, Hoses and Pipes category.

For drivers interested in improving ergonomics and driving comfort, it is also worth considering interior modernization – you can find more on this topic in the article Interior metamorphosis: how branded seats from dismantling affect comfort and car value.