Genuine OEM Volkswagen Breather Vent Tube, part number 038103493AK. This flexible hose is a critical component of the engine's crankcase ventilation system, designed to route blow-by gases away from the crankcase. Proper ventilation prevents pressure buildup and helps manage emissions, contributing to engine longevity and efficiency. The tube is made from durable, heat-resistant plastic or rubber, featuring a corrugated section for flexibility and ease of installation. Weighing approximately 0.0388 kg, it is a lightweight yet vital part. Choosing a genuine OEM breather tube ensures correct routing geometry, material integrity, and resistance to oil and heat, preventing leaks and maintaining the intended function of the ventilation system.