The 2007 Sierra thick bar grille fits inside the main factory grill frame and looks clean compaired to other billet grills on the market today. Quality GMC Sierra accessories are hard to come by especially one that are easy to install in about 60 minutes. This thick bar billet grill is made for the 1/2 Ton truck from 6061 aircraft grade aluminum and precision welded then powder coated to help resist corrosion and road grime. Coming soon your step by step installation video how to install your 2007 GMC Sierra billet grill.