The Vaico Coolant Flange - V100961 is a replacement part for a vehicle's cooling system. It is designed to connect the radiator hose to the engine block and helps to regulate the flow of coolant. This flange is made of high-quality materials to ensure durability and proper functioning. It is a direct fit for specific makes and models of vehicles and is easy to install. This coolant flange is an essential component for maintaining the proper temperature of the engine and preventing overheating.