Maximize 
17137542986 expansion tank, BMW E60, E61, E63, E64, M54, N43, N46N, N52, N52N, N62
Models 5' E60/E61 520i, 525i, 530i, M54, 520i N43/N46N, 523i, 525i, 525xi, 530i, 530xi, N52/N52N, 540i, 545i, 550i, 6' E63/E64 630i N52/N52N, 645Ci, 650i
Original part or OE manufacturer part, includes levelling switch
