Genuine OEM Audi Engine Water Drain Hose, part number 8V0129637. This hose is designed to effectively drain accumulated water from the engine area, preventing moisture buildup that could lead to corrosion or electrical issues. It is typically positioned in the lower front section of the engine bay, connected to a drainage point. Measuring approximately 0.17 meters in length, this hose is made from durable, flexible material. Choosing a genuine OEM hose ensures precise fitment and proper routing for effective water drainage, maintaining the integrity of engine bay components.