Bosch 72231WS / F00E369875 Workshop Engine Oil Filter Bosch recommends the use of Castrol motor oil Exclusive media technology screens out more harmful contaminants for greater engine protection Stronger steel baseplates and housings prevent warpage, leaks, and poor fit Silicone anti-drainback valve (where applicable) ensures a supply of clean oil when you start your vehicle Seals tightly yet removes easily thanks to high-lubricity gasket design