Genuine OEM Volkswagen Air Filter Housing Drain Hose, part number 2Q0129637A. This component is designed to effectively remove accumulated moisture from the air filter housing, preventing water from entering the intake system. It connects directly to the air filter box, ensuring proper drainage. With a length of 0.195 m and weighing just 0.0248 kg, it is a precise fit. Using a genuine OEM drain hose ensures correct routing, material integrity, and long-term resistance to engine bay conditions, maintaining optimal air intake system performance.