Bosch Workshop Engine Oil Filters protect your engine by keeping harmful particles and dirt out, preventing premature wear and engine failure. Workshop Engine Oil Filters are capable of capturing and holding up to 13 grams of harmful particles, preventing them from circulating throughout your vehicles' engine, keeping it protected from premature wear or even failure. Bosch cartridge filters are engineered to fit exactly the same as the original equipment filter for your vehicle for trouble free installation. O-rings, seals, and/or washers required for installation included where specified by the OE vehicle manufacturer for a hassle-free job every time. Bosch Workshop Engine Oil Filters will maintain vehicle performance and extend the life of your engine when replaced at manufacturer specified intervals.