It is compatible with: 2001-2005 BMW 320i, 1999-2000 BMW 323i 323Ci, 2001-2006 BMW 325i 325Ci 325xi, 1999-2000 BMW 328i 328Ci, 2001-2006 BMW 330i 330Ci 330xi, 2004-2010 BMW X3 X5, and other models. The coolant expansion reservoir OE numbers include: 17117573781, 17132247553, 17137787039, 17111436413, 17111468077, 17111712669, 17117573751, 603535, FRT1901C, BM3014102, EPT0018, 376755111, EPK0018, S49002.
