Genuine OEM Volkswagen Heater Coolant Hose, part number 7P0819330A. This hose is specifically designed to transport hot engine coolant to and from the vehicle's heater core, providing warmth to the cabin. It is a vital part of the HVAC system, ensuring passenger comfort. Weighing 0.115 kg with dimensions of 0.354m x 0.067m x 0.052m. Using a genuine OEM heater coolant hose guarantees the correct material resistance to heat and pressure, precise routing, and secure connections to prevent leaks and maintain efficient heating performance.