The Genuine VW / Audi Cooling System Kit - 178134 is a comprehensive set of products designed to service the cooling system of a car. This kit includes a variety of essential components that work together to keep the engine at a safe operating temperature. The contents of the kit include a radiator, a water pump, a thermostat, a coolant reservoir, a radiator hose, a radiator cap, a coolant temperature sensor, a coolant temperature switch, and a coolant temperature sensor o-ring. These products are specifically designed to fit and function in Volkswagen and Audi vehicles, ensuring a perfect fit and optimal performance. This kit is a convenient and cost-effective solution for maintaining the cooling system of a car, providing all the necessary components in one package.