Upgraded Coolant Expansion Tank Bleeder Screw Replacement for BMW E46 E92 E90 E36 E39 17111712788

CNC machined from solid billet brass Replaces BMW Part# 17111712788 Includes rubber O-ring already installed This is a must have part for any BMW owner! Use this brass screw to permenently replace the cheap stock plastic bleeder screw that always strips on vehicles. Don't be left stranded with a stripped screw! This brass metal screw will last a lifetime!  Compatible with vehicles below: 1984 1985 1991 - 1998 318i1991 - 1997 318is1995 - 1999 318ti2000 323Ci1998 - 2000 323i1998 1999 323is2001 - 2005 325Ci1992 - 2005 325i1992 - 1995 325is2001 - 2005 325xi2000 328Ci1996 - 2000 328i1996 - 1999 328is 2001 - 2005 330Ci , 330i , 330xi1989 - 1995 2001 - 2003 525i 1993 525iT 1997 - 2000 528i1994 1995 2001 - 2003 530i1988 - 1993 535i 1994 1995 1997 - 2003 540i1995 1997 - 2001 740i 1995 - 2001 750iL ,740iL1994 - 1997 840Ci1993 - 1997 850Ci1994 1995 850CSi 1991 1992 850i 1994 - 2006 M3 1991 - 2003 M5 2004 2005 X32000 - 2005 X51996 - 2002 Z32003 - 2005 Z4