<ul> <li>Engineered to capture microscopic pollutants to protect the life of the engine</li> <li> Specially engineered media has a greater capacity to hold dirt from getting into the engine</li> <li> Silicone anti-drain back valve protects against dry starts</li> <li> Metal spiral-wound center tube reinforces internal strength for durability</li> <li> OEM Style nitrile high lubricity sealing gasket provides a tight seal, yet an easy removal</li> </ul>