ACDelco 12640849 OE Engine Oil Cooler Outlet Gasket.
For 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 GM 6.6L Duramax
LB7 LLY LBZ LMM LML L5P
For 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 GM 6.6L Duramax
LB7 LLY LBZ LMM LML L5P
2500HD 3500 Silverado Sierra 6.6L V8 Duramax diesel:2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
2500 3500 LLY LMM LGH Van Express Savana 6.6L V8 Duramax diesel:2006, 2007, 2008, 2009, 2010, 2011, 2013, 2014, 2015, 2016