Superlift 3.5, no cutting required plus you can use your factory wheels.
http://www.superlift.com/3-5-inch-upper-control-arm-uca-kit-for-the-2007-2015-chevygmc-1500-4wd-pickups-with-factory-steel-control-arms
Superlift 3.5 lift, no cutting and can use stock wheels
http://www.superlift.com/content/3.5-Upper-Control-Arm-Lift-Kit-ChevyGMC-2007-2015-1500-Pickup.asp