The Rein Expansion Tank - EPT0131 is a high-quality, durable tank designed to be used in automotive cooling systems. It is made from sturdy materials that can withstand high temperatures and pressure, making it ideal for use in vehicles. This expansion tank helps to regulate the pressure and volume of coolant in the system, preventing overheating and potential damage to the engine. It is designed to be a direct fit replacement for the original equipment and comes with all necessary hardware for easy installation. The Rein Expansion Tank - EPT0131 is a reliable and essential component for maintaining the proper functioning of your vehicle's cooling system.