1999-2004 Chevrolet Silverado 2500, 2001-2005 Chevrolet Silverado 2500 HD Base, 2001-2006 Chevrolet Silverado 2500 HD LS, 2001-2014 Chevrolet Silverado 2500 HD LT, 2007-2013 Chevrolet Silverado 2500 HD LTZ, 2003-2014 Chevrolet Silverado 2500 HD WT, 2007 Chevrolet Silverado 2500 HD Classic LS, 2007 Chevrolet Silverado 2500 HD Classic LT, 2007 Chevrolet Silverado 2500 HD Classic WT, 2001-2005 Chevrolet Silverado 3500 Base, 2001-2006 Chevrolet Silverado 3500 LS, 2001-2006 Chevrolet Silverado 3500 LT, 2004 Chevrolet Silverado 3500 WT, 2006 Chevrolet Silverado 3500 WT, 2007 Chevrolet Silverado 3500 Classic LS, 2007 Chevrolet Silverado 3500 Classic LT, 2007 Chevrolet Silverado 3500 Classic WT, 2007-2014 Chevrolet Silverado 3500 HD, 1999-2004 GMC Sierra 2500, 2002-2005 GMC Sierra 2500 HD Base, 2001-2002 GMC Sierra 2500 HD SL, 2006 GMC Sierra 2500 HD SL, 2001-2014 GMC Sierra 2500 HD SLE, 2001-2013 GMC Sierra 2500 HD SLT, 2003-2014 GMC Sierra 2500 HD WT, 2007 GMC Sierra 2500 HD Classic SL, 2007 GMC Sierra 2500 HD Classic SLE, 2007 GMC Sierra 2500 HD Classic SLT, 2007 GMC Sierra 2500 HD Classic WT, 2002-2005 GMC Sierra 3500 Base, 2001-2002 GMC Sierra 3500 SL, 2006 GMC Sierra 3500 SL, 2001-2006 GMC Sierra 3500 SLE, 2001-2006 GMC Sierra 3500 SLT, 2004-2006 GMC Sierra 3500 WT, 2007 GMC Sierra 3500 Classic SL, 2007 GMC Sierra 3500 Classic SLE, 2007 GMC Sierra 3500 Classic SLT, 2007 GMC Sierra 3500 Classic WT, 2007-2014 GMC Sierra 3500 HD