The Dorman Crankcase Breather Element ensures your truck is Ready for the Road Ahead™, being designed to provide superior protection for your engine from harmful debris and contaminants. This crankcase ventilation filter is designed to match the fit and function of the original equipment filter, ensuring a quality fit and long service life. Engineered from quality materials that are resistant to heat and oil, this replacement filter undergoes rigorous material testing to ensure its durability. FleetPride is your First Click in Heavy Duty®.