Here is a picture of my first GMC sierra, its a 2004 with the 5.3, z71. Pro comp wheels and tires 265 75 16, cranked keys Second picture is of my 2008 GMC sierra with the 4.8 This truck had 2.5" lift kit, with the same 16" procomp wheels,
Flowmaster 44 series K&N CAI The third picture is of my 2011 GMC sierra extended cab featuring, factory wheels/tires Flowmaster 50 series SI/DO K&N CAI RCX 4.75" lift