Fitment:
2001 GM Silverado/Sierra 2500/3500 6.6L LB7 Duramax*
2002 GM Silverado/Sierra 2500/3500 6.6L LB7 Duramax*
2003 GM Silverado/Sierra 2500/3500 6.6L LB7 Duramax*
2004 GM Silverado/Sierra 2500/3500 6.6L LB7 Duramax*
2004.5 GM Silverado/Sierra 2500/3500 6.6L LLY Duramax*
2005 GM Silverado/Sierra 2500/3500 6.6L LLY Duramax*
2006 GM Silverado/Sierra 2500/3500 6.6L LBZ Duramax
2007 GM Silverado/Sierra 2500/3500 6.6L LBZ Duramax (classic body style)
2007.5 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax (new body style)
2008 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax
2009 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax
2010 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax
2011 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
2012 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
2013 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
2014 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
2015 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
2016 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
*The fuel pressure regulator will need to be scaled appropriately when installed in a 2001-2005 (LB7 or LLY)