The Vaico Radiator Cap - V100489 is a high-quality replacement radiator cap designed for use in various vehicles. It is made from durable materials and features a tight seal to prevent leaks and maintain proper pressure in the radiator. This cap is designed to fit securely on the radiator and can withstand high temperatures and pressure. It is a direct replacement for the original cap and is suitable for use in a wide range of makes and models. This product is an essential component for maintaining the proper functioning of a vehicle's cooling system.