BMW GA6HP26Z Automatic Transmission Oil Pan + Filter Kit OEM ZF Oil Pan and Filter Kit For Automatic Transmission GA6HP26Z. Contains: (1) Oil Pan with Filter (1) Oil Pan Gasket (1) Filter O-Ring (1) Drain Plug. BMW part# 24 15 2 333 903, by ZF (OEM). NOTE: X6 fits xDrive50i through 03/2010 Production Date only. Please see FITMENT CHART below under PRODUCT DESCRIPTION.