Genuine OEM Audi Rear Water Drainage Hose, part number 8T8877203A. This hose is responsible for efficiently draining water from the rear section of the sunroof system, preventing accumulation and potential leaks into the vehicle's cabin. It is specifically positioned at the rear of the sunroof frame. Measuring 1.065m in length, this hose is designed for precise routing and durability. Choosing genuine OEM ensures the correct material, flexibility, and connection points for reliable water management and protection of interior components.