100% Brand New, Never Used. Easy to install and use. Great quality and fitment. Fix connector without cutting or splicing. Strict quality control standards to build and test. Item Type: Engine Coolant Thermostat. Part Number: A1122030275, A1122000015 : for C240 2.6L 2001-2005; for C280 2.8L 1999-2000; for C320 3.2L 2001-2005 for C43 4.3L 2005-2006 C55 5.5L 2001-2005 for 2000-2006 CL500 5.0L for 2001-2002 CL55 5.5L; for 1998-2005 CLK320 3.2L; for 1999-2003 CLK430 4.3L for 2003-2006 CLK500 5.0L; for 2001-2006 CLK55 5.5L; for 2006 CLS500 5.0L for 1998-2005 E320 3.2L; for 1998-2002 E430 4.3L; for 2003-2006 E500 5.0L for 1999-2002 E55 5.5L; for 2002-2008 G500 5.0L; for 2003-2004 G55 5.5L for 1998-2003 ML320 3.2L; for 2003-2005 ML350 3.7L; for 1999-2001 ML430 4.3L for 2002-2007 ML500 5.0L; for 2000-2003 ML55 5.5L; for 2006-2007 R500 5.0L for 2006 S350 3.7L; for 2000-2006 S430 4.3L; for 2000-2006 S500 5.0L for 2001-2002 S55 5.5L; for 1999-2006 SL500 5.0L; for 2002-2004 SLK32 3.2L; for