Thermostat O-Ring for M760i xDrive (2017-2022), Alpina B6 xDrive Gran Coupe (2015-2019), M6 Gran Coupe (2014-2019), 650i xDrive Gran Coupe (2013-2019), 650i Gran Coupe (2013-2019), M5 (2013-2023), X6 (2008-2025), X5 (2004-2025), M8 Gran Coupe (2020-2024), M8 (2022-2024), M4 (2021-2022), X7 (2023-2024), 760i xDrive (2023-2025), XM (2023-2025), 545i (2004-2005), 745Li (2002-2005), 760Li (2003-2015), 745i (2002-2005), 645Ci (2004-2005), 760i (2004-2006), 750Li (2006-2015), 750i (2006-2015), 550i (2006-2016), 650i (2006-2018), Alpina B7 (2007-2015), 750i xDrive (2010-2015), 750Li xDrive (2010-2015), 550i GT (2010-2015), Alpina B7L (2011-2015), Alpina B7 xDrive (2011-2015), Alpina B7L xDrive (2011-2015), 550i xDrive (2011-2016), 550i GT xDrive (2010-2017), 650i xDrive (2012-2018), M6 (2012-2018)