Transmission Drain Plug for 525i (1989-2003), 535i (1989-1993), 540i (1994-2003), 850Ci (1993-1994), 850CSi (1994-1995), 850i (1991-1992), M3 (2001-2006), M5 (2000-2003), Z3 (1996-2002), Z4 (2003-2005), Z8 (2000-2003), 325Ci (2001-2006), 325i (1992-2005), 318i (1992-1998), 318is (1992-1997), 318ti (1995-1999), 323Ci (2000), 323i (1998-2000), 323is (1998-1999), 325is (1992-1995)