VioGi 4pcs Dark Smoke "3D" Wavy Outside Mount Style Sun Rain Guard Vent Shade Window Visors Fit 99-06 Chevy Silverado/GMC Sierra 1500/2500/3500 HD 07 Classic Body Extended Cab Fitment: 99-06 Chevy Silverado/GMC Sierra 1500/2500/3500/2500 HD Extended Cab Only (Not Fit Other Cab Models) ; 07 Chevy Silverado/GMC Sierra 1500/3500/2500 HD?Classic Body?Extended Cab Only (Not Fit 2007 New Body Style or Other Cab Models) Item-offered: 4pcs latest?"3-Dimensional" Style?(with groove) vent shade window visors (Installation instruction is not included) Style: Outside Mount Style (Stick on to the door & above the windows.Not In-Channel Style.Please check the sample installation picture in the listing for reference) Position: 2pcs for front doors and 2pcs for rear doors Installation: Reinforced Acryli Direct Tape-On Design, Easy Peel-N-Stick Installation.No Cutting or Drilling Required