Direction-Plus™ Universal ProVent® oil separator PV200DPK kit comes with drain and adapters. It protects your diesel engine by substantially reducing the amount of oil entering the engine from blow-by gas in the crankcase ventilation system. . It protects your diesel engine by substantially reducing the amount of oil entering the engine from blow-by gas in the crankcase ventilation system. Direction-Plus™ ProVent® systems are specifically designed to separate and redirect oil and air from blow-by gas produced from within the crank case. They also provide the option of returning the oil back to the sump. By not fitting a Direction-Plus™ ProVent® system it is likely that your engine will experience a progressive reduction in performance. Advantages of The Direction-Plus™ ProVent® Oil Separator PV200DPK Kit: • Up to 200 l/min blow-by gas • Very compact design • Available with high-efficiency or ultra-efficiency medium \n• Integrated pressure regulation for crankcase • Also available with bypass valve (integrated in separation element) • Tool-free element replacement with protection against incorrect insertion through turn-lock mechanism and element with integrated handle • Suitable for use with open or closed CCV system • Use of two ProVent 200 in parallel possible • Check valve for oil return available (recommended)