Bosch Premium FILTECH Oil Filter provides superior oil filtration for increased engine protection. This oil filter, featuring Bosch FILTECH, utilizes an exclusive blend of natural and synthetic materials to provide superior oil filtration and increased engine wear protection. The Bosch FILTECH filtering area is up to 42 percent larger than conventional filters and the filter media is close to 30 percent thicker, and can screen out more harmful contaminants than a conventional filter.