Fleetguard crankcase ventilation filters help to protect your engine against pollutants. Crankcase ventilation filtration provides the crankcase with proper emissions removal and reduces oil consumption by reducing vapors, mist and oil drips. As emission standards begin to be more stringent, crankcase ventilation filtration systems are critical in ensuring the safety of the environment. We have a variety of crankcase filters including filters that remove oil contaminants from engine bypass gas.