Genuine OEM Volkswagen Connecting Hose, part number 04C133366AT. This hose serves as a conduit for air or other fluids within the engine's intake or emissions system. It is designed to connect specific components, ensuring proper airflow and system integrity. The precise dimensions and material composition of this genuine OEM hose guarantee reliable performance and longevity. Genuine OEM hoses are manufactured to withstand specific pressures and temperatures, ensuring they do not leak or degrade prematurely.