Genuine OEM Porsche Engine Coolant Heating Hose, part number 95B819350A. This hose is responsible for transferring heated engine coolant to the vehicle's heating system. It is a critical component for maintaining cabin comfort during colder temperatures. The hose is part of the engine cooling and heating circuit. Genuine OEM hoses are manufactured to exact specifications for durability and proper fluid flow, ensuring reliable operation of the heating system.