Motorcraft Oil Filter is designed to capture engine-harming particles. It is provided with pressure relief valve to maintain the supply of oil to the engine under extreme cold conditions or if the filter gets clogged. This oil filter utilizes anti-drain back valves for high heat resistance and to help prevent dry starts. It has steel cases ironed for a precise fit and painted for resistance to rust. This oil filter facilitates hassle free installation and is backed by a 12 month warranty.