Mercedes S204 C207 A207 Breather Pipe Hose Line M271 Engine A2044710515

Mercedes S204 C207 A207 Breather Pipe Hose Line M271 Engine is an original component from the Lines, Hoses and Pipes group, designed for the M271 engine crankcase ventilation system. This used OEM component ensures proper routing of engine gases, supporting stable operation and reducing the risk of system leaks.

Specifications and technical data

• SKU: A2044710515
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2044710515
• Substitutable numbers: A2044710515, A 204 471 05 15
• Category: Hoses, Lines & Pipes

Purpose and function of the breather pipe

The breather pipe in the M271 engine is responsible for the controlled discharge of gases from inside the engine unit to the appropriate sections of the intake system. A correctly selected and airtight component:

• stabilizes pressure in the crankcase,
• limits the passage of oil vapors to unwanted areas,
• supports smooth engine operation across the entire rev range,
• reduces the risk of leaks and contamination in the engine bay.

By maintaining factory geometry and diameters, the pipe maintains proper gas flow, which promotes stable operating parameters for the M271 unit.

Benefits of using an original Mercedes pipe

Using an original breather pipe in Mercedes S204, C207, and A207 models allows for consistency with the factory system design. Key advantages include:

• Precise fit for the M271 engine – proper placement in the engine bay and compatible mounting points.
• Appropriately selected pipe material – adapted for operation at elevated temperatures and in contact with oil vapors.
• Reduced risk of installation errors – no need for modifications or fitting universal replacements.
• Consistency with the factory ventilation system – maintaining the flow characteristics intended by the manufacturer.

A used OEM component is a sensible choice when servicing the M271 unit if you are looking for a technically correct and economical repair.

Component condition and installation aspects

The pipe is offered in used condition, which allows for an economical replacement of a worn or damaged part while maintaining the original manufacturer's specifications. Before installation, it is recommended to:

• verify the tightness along the entire length of the pipe,
• check the connectors and ends for mechanical damage,
• inspect the sockets and mounting clamps in the vehicle.

A properly prepared pipe enables efficient installation and quick restoration of correct engine ventilation without interfering with other components.

Support in selection and system expansion

During service work on the ventilation system, it is worth considering simultaneous inspection of other elements from the Lines, Hoses and Pipes group, such as vacuum lines, intake hoses, or oil vapor discharge pipes. A consistent approach to service reduces the risk of subsequent leaks and helps maintain the M271 unit in a stable operating condition.

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 vacuum lines, intake hoses, or oil vapor discharge pipes, check the available parts in the Mercedes Lines, Hoses and Pipes category.

Eco-approach to service and used parts

Choosing a used breather pipe fits into the trend of responsible service – it reduces the consumption of raw materials and extends the life cycle of original components. If you want to better understand how to combine performance care with reducing your carbon footprint using recycled parts, check out the article Eco-tuning in practice: how to increase performance while reducing your carbon footprint with recycled parts.