This replacement engine coolant thermostat housing assembly is engineered to match the fit and durability of the stock housing assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life. Vehicle model years this part fits (be sure to check your vehicle trim using the Amazon garage) - [Dodge Sprinter 2500: 2007, 2008] - [Dodge Sprinter 3500: 2007, 2008] - [Freightliner Sprinter 2500: 2007, 2008] - [Freightliner Sprinter 3500: 2007, 2008] - [Mercedes-Benz CL500: 2007, 2008, 2009, 2010, 2011, 2012] - [Mercedes-Benz CL550: 2007, 2008, 2009, 2010] - [Mercedes-Benz CLS350: 2010, 2011] - [Mercedes-Benz CLS500: 2007, 2008, 2009, 2010, 2011] - [Mercedes-Benz E250: 2011, 2012] - [Mercedes-Benz E300: 2010] - [Mercedes-Benz E500: 2010, 2011, 2012] - [Mercedes-Benz E550: 2010, 2011] - [Mercedes-Benz G500: 2009, 2010, 2011, 2012, 2013, 2014, 2015] - [Mercedes-Benz G550: 2009, 2010, 2011, 2012, 2013, 2014, 2015] - [Mercedes-Benz GL450: 2007, 2008, 2009, 2010, 2011, 2012] - [Mercedes-Benz GL500: 2008, 2009, 2010, 2011, 2012] - [Mercedes-Benz GL550: 2008, 2009, 2010, 2011, 2012] - [Mercedes-Benz ML500: 2008, 2009, 2010, 2011] - [Mercedes-Benz ML550: 2008, 2009, 2010, 2011] - [Mercedes-Benz R550: 2008] - [Mercedes-Benz S450: 2008, 2009, 2010, 2011] - [Mercedes-Benz S500: 2007, 2008, 2009, 2010, 2011] - [Mercedes-Benz S550: 2007, 2008, 2009, 2010, 2011] - [Mercedes-Benz SL500: 2007, 2008, 2009, 2010, 2011, 2012] - [Mercedes-Benz SL550: 2007, 2008, 2009, 2010, 2011, 2012]