E60 (520d, 520i, 523i, 525d, 525i M54, 525i N52, 525xi, 530d M57N, 530d M57N2, 530i M54, 530i N52, 530xd, 530xi, 535d, 540i, 545i, 550i, M5). You don't need to follow the first 4 digits of the BMW part code because they only show the head and subcategory.