Genuine OEM Audi Crankcase Breather Pipe, part number 07K103213G. This metal pipe is an integral part of the engine's crankcase ventilation system, designed to route blow-by gases away from the crankcase to be re-combusted. It is typically located connecting the cylinder head or valve cover to other intake components. Weighing approximately 0.25 kg and measuring 0.24 m in length, this pipe is formed for precise routing. Choosing a genuine OEM breather pipe ensures the correct material, precise bends, and secure connections, critical for maintaining engine efficiency, emissions compliance, and preventing oil leaks.