, never been used. Easy to install and durable in use. Great quality and great fit. Correct connector without cutting or splicing. quality control standards to build and test. Item Type:Engine Coolant Thermostat Part Number: A1122030275,A1122000015 Fitment: for 2001-2005 - C240 2.6L; for 1999-2000 - C280 2.8L; for 2001-2005 - C320 3.2L for 1998-2000 - C43 4.3L; for 2005-2006 - C55 5.5L; 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 2001-2004 - SLK320 3.2L colour: silver Material: metal Package Contents: 1 x Thermostat Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.