OE Oil Cooler Install Kit.
Everything required to properly install the oil cooler on your Duramax.
For 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 GM 6.6L Duramax LB7 LLY LBZ LMM LML
This kit includes the original outlet to block oil cooler seal used from 2001- early 2012. All replacement GM and ACDelco brand coolers, as well as original coolers from late 2012-2016 used a green flat style o-ring seal, part 12631281. The GM and ACDelco coolers come with this green seal, if you need this green seal please add it to your order.