<ul> <li>Exclusive media technology screens out more harmful contaminants for greater engine protection</li> <li> Stronger steel baseplates and housings prevent warpage, leaks and poor fit</li> <li> Silicone anti-drain back valve (where applicable) ensures a supply of clean oil when you start your car</li> <li> High lubricity gasket design provides a tight seal, yet easy removal</li> <li> Double-locked rolled seam forms a leak free canister</li> </ul>