Mercedes W211 Engine Breather Vacuum Line Pipe Hose Vent Tube Petrol A2115010725

Mercedes W211 Engine Breather Vacuum Line Pipe Hose Vent Tube Petrol is an original vapor extraction system component designed for petrol engines in the E-Class W211 generation. This factory-made line from the Lines, hoses and pipes group ensures proper extraction of gases from the engine compartment, supporting stable engine operation and reducing the risk of leaks.

Specifications and technical data

• SKU: A2115010725
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2115010725
• Substitutable numbers: A2115010725, A 211 501 07 25
• Fuel type: Petrol
• Category: Hoses, Lines & Pipes

Purpose and technical function

The offered breather line is a component of the engine ventilation system in Mercedes vehicles powered by petrol. Its task is the controlled extraction of vapors and gases from the engine's working space so that they do not accumulate in unwanted areas and cause operational disturbances.

A properly selected breather line:

• stabilizes the operating conditions of the petrol engine,
• reduces the risk of oil and vapor leaks in the engine compartment,
• supports the maintenance of uniform pressure in the system,
• reduces the load on other intake system components.

Construction and fitment for Mercedes W211

The line has been designed specifically for the engine compartment architecture of the Mercedes E-Class W211, which translates into precise routing and secure mounting at factory points. This ensures the correct geometry is maintained, and the risk of chafing or excessive tension is minimized.

Original manufacturing ensures:

• compatibility with factory brackets and connectors,
• appropriate diameter and working cross-section of the line,
• material selected for operation in the elevated temperatures of the engine compartment,
• compatibility with the petrol engine ventilation system.

Characteristics of the used component

The line comes from disassembly, which means it is a used part, but still intended for further use after proper installation. This type of part allows for an economical repair of the ventilation system while maintaining the manufacturer's original specifications.

Using a used breather line:

• allows maintaining system consistency with other OEM components,
• is cost-effective compared to new replacements,
• reduces waste and supports the reuse of functional parts.

If you want to better understand the impact of such solutions on the environment, it is worth reading the article on the ecological benefits of using original used car parts.

Benefits of using an original breather line

Choosing an original breather line for a petrol engine in a Mercedes W211 primarily means reliable fitment and maintaining system operating parameters in accordance with the manufacturer's design. Unlike random replacements, a component from the same design line minimizes the risk of leaks and installation problems.

The most important advantages include:

• Factory geometry – the line is routed exactly as intended in the vehicle's design.
• Petrol engine compatibility – adapted to the specific operation of petrol units in the W211.
• System stability – proper ventilation reduces the risk of engine accessory malfunctions.

Expanding the line system in Mercedes W211

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 lines, flexible hoses, or rigid engine system pipes, check the available parts in the Mercedes lines, hoses and pipes category.