Genuine OEM Volkswagen Air Intake Hose Adapter, part number 3Q0129635D. This adapter serves as a crucial connector between different sections of the air intake system, facilitating smooth and unrestricted airflow to the engine. It is typically located near the turbocharger or air filter housing. Weighing approximately 0.13 kg, it is designed for a precise, leak-free fit. Using a genuine OEM adapter ensures correct dimensions, material integrity, and resistance to temperature and pressure fluctuations, maintaining optimal engine performance and efficiency.