Fitment: Compatible with 2007-2013 GMC Sierra 1500 New Body Style Models Only; Does not fit 2007 Classic Body style models Detail: Chrome finish and silvery stylish appearance, combined with high-grade durable plastic material, provide long-term use Function: Reduces friction damage to the vehicle's engine caused by branches and rocks, reducing maintenance and stabilizing engine performance Air Circulation: Increases internal and external air circulation, promoting air exchange and maintaining cleanliness, ensuring a comfortable driving experience Package & Installation: The package includes an upper and lower grille, but does not include installation hardware or instructions. This is a direct replacement