Temperature Switch in Radiator (91/99 deg. C) for 530i (1994-1995), 535i (1989-1993), 540i (1994-1995), 635CSi (1987-1989), 735i (1988-1992), 735iL (1988-1992), 740i (1993-1994), 740iL (1993-1994), 750iL (1988-1994), 840Ci (1994-1997), 850Ci (1993-1997), 850CSi (1995), 850i (1991-1992), M3 (1988-1995), M5 (1988-1993), M6 (1987-1988), Z3 (1996-1997), 318i (1991-1998), 318is (1991-1997), 318ti (1995), 325i (1987-1995), 325is (1987-1995), 525i (1989-1995)