Mercedes W205 Engine Breather Bleed Pipe Hose Line M264 A2640180000

Mercedes W205 Engine Breather Bleed Pipe Hose Line M264 is an original component from the Lines, Hoses and Pipes group, designed for the M264 engine breather system. The carefully engineered geometry of the hose ensures stable gas routing from the engine, supporting the proper operation of the lubrication system and reducing the risk of leaks. This solution is dedicated to users who expect factory-fit and predictable performance parameters.

Specifications and technical data

• SKU: A2640180000
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2640180000
• Substitutable numbers: A2640180000, A 264 018 00 00
• Part type: Line
• Category: Hoses, Lines & Pipes

Purpose and function in the engine system

The breather hose in the M264 engine is responsible for the controlled discharge of gases from inside the power unit to the appropriate sections of the intake system. A properly selected component:

• stabilizes pressure in the crankcase,
• limits the passage of oil vapors into unwanted areas,
• supports smooth engine operation across the full load range. Thanks to a design consistent with factory specifications, the Mercedes W205 Engine Breather Bleed Pipe Hose Line M264 maintains the correct flow cross-section and a shape adapted to the engine bay of the Mercedes W205 model, which facilitates installation and minimizes material stress during operation.

Benefits of using an original hose

Using an original hose in the engine breather system translates into a number of practical operational advantages:

• Factory fit – the correct length, diameter, and connection layout reduce the risk of leaks and collisions with other components.
• Stable performance parameters – the gas flow designed by the manufacturer is maintained, which promotes smooth operation of the M264 unit.
• Consistency with other system elements – the hose works with factory connectors, clamps, and mounting elements, which facilitates servicing. Choosing such a solution is particularly important for turbocharged engines, where the breather system operates under varying pressure and temperature conditions.

Product characteristics and condition

The offered hose belongs to the Lines, Hoses and Pipes group and comes from a Mercedes vehicle, which guarantees compliance with the factory design specification. The item is in used condition, which means it may show signs of previous use, however, it retains the functionality necessary for further use after proper installation. Before installation, a standard visual inspection for potential micro-cracks, wear on the connection ends, and surface condition at contact points with clamps is recommended. A correctly installed hose allows for restoring the proper operation of the breather system without the need to interfere with other components.

Professional installation and service application

The Mercedes W205 Engine Breather Bleed Pipe Hose Line M264 is a component whose replacement often accompanies service work on the valve cover, intake system, or crankcase ventilation maintenance. In workshop practice:

• it is used when eliminating leaks related to oil misting,
• it is replaced preventively during major work in the cylinder head area,
• it helps reduce contamination of the intake system with oil and deposits. To maintain full system functionality, installation by a person with experience in handling M264 units is recommended, using appropriate clamps and tightening torques in accordance with service documentation.

System expansion – Mercedes lines, hoses and pipes

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, cooling system hoses, or fluid supply pipes, check the available parts in the Mercedes Lines, Hoses and Pipes category. To better plan your service budget and understand how choosing the right components affects operating costs, it is worth reading the guide on optimizing service expenses – you will find practical tips in the article Economical operation of a Ford – where to look for the greatest savings in mechanical and body repairs.