This product is a replacement gasket for the thermostat housing on Porsche engines. It is manufactured by Elring and has a part number of 249050. It is designed to seal the connection between the thermostat housing and the engine block, ensuring proper coolant flow and preventing leaks. This gasket is specifically designed for use on Porsche engines and is made with high-quality materials for durability and reliability. It is an essential component for maintaining the proper functioning of the engine's cooling system.