This product is a Reinz Engine Oil Pan Gasket designed for use in the BMW 545i, 645Ci, 745i, and 760i models. It is a lower gasket that helps to seal the oil pan and prevent leaks. The gasket is made by Reinz, a trusted manufacturer of high-quality automotive parts. This gasket is an essential component for maintaining the proper function and longevity of the engine. It is designed to fit perfectly and provide a reliable seal to keep the engine oil contained.