Valve Cover Nut Seal for Z4 (2003-2008), 323Ci (2000), 323i (1998-2000), 323is (1998-1999), 325Ci (2001-2006), 325i (1992-2005), 325is (1992-1995), 325xi (2001-2005), 328Ci (2000), 328i (1996-2000), 328is (1996-1999), 330Ci (2001-2006), 330i (2001-2005), 330xi (2001-2005), 525i (1991-2005), 528i (1997-2000), 530i (1994-2005), 540i (1994-2003), 740i (1993-2001), 740iL (1993-2001), 840Ci (1994-1997), M3 (1995-2006), M5 (2000-2003), X5 (2000-2006), Z3 (1997-2002), Z8 (2000-2003), X3 (2004-2006)