The Vemo Volkswagen Thermostat Housing - V15991905 is a replacement part for a Volkswagen vehicle. It is designed to house the thermostat, which is responsible for regulating the engine's temperature. This housing is made by Vemo, a trusted brand in the automotive industry. It is compatible with various Volkswagen models and is made with high-quality materials for durability and reliable performance. This product is essential for maintaining the proper functioning of the engine and ensuring optimal performance of the vehicle.