OKAY MOTOR Heater Control Valve for BMW 525i 528i 535i 545i 745i X5 Heater Control Valve (3-Way Valve) Fits E53 X5 E60 E61 E63 E64 E65 E66 Part number: 64116906652; 64110301939; 64116908294; 64116931708; 64126927915 New Aftermarket Replacement Unit. 180-days manufacturer replacement type warranty Applications: 525i, 525xi, 528i, 528i xDrive, 528xi, 530i, 530xi, 535i, 535i xDrive, 535xi, 540i, 545i, 550i, 645Ci, 650i, 745Li, 745i, 750Li, 750i, 760Li, 760i, Alpina B7, M5, M6, X5