OKAY MOTOR PCV Oil Separator Kit for E36 323i 328i M3 E39 528i Z3 M52 S52 2.5L 2.8L 3.2L PCV Crankcase Breather Valve + Hose Kit for E36 323i 328i M52 E39 528i Z3 Part #: 11151703484, 11151703755, 11151740393, 13411733217, 14506015001, 3140360008 New Aftermarket Replacement Unit. 180-days Manufacturer Type Warranty Limited. Applications: E36 323i 328i M52 E39 528i Z3