The Gates Radiator Caps 31332 is a high-quality radiator cap designed for use in automotive cooling systems. It is made from durable materials and is designed to fit perfectly on most standard radiators. The cap helps to maintain the proper pressure and temperature in the cooling system, preventing overheating and damage to the engine. It also features a pressure relief valve to release excess pressure and a vacuum valve to prevent air from entering the system. This radiator cap is easy to install and is a reliable choice for ensuring the efficient operation of your vehicle's cooling system.