Auto Ventshade 894040 Low Profile Dark Smoke Ventvisor Side Window Deflector, 4-Piece Set for 2014-2018 Silverado & Sierra 1500, 2015-2018 Silverado & Sierra 2500HD-3500HD with Extended Cab Lowest profile ventvisor on the market today, creates a factory-installed seamless appearance with subtle style; smoke finish Lets fresh air in and keeps rain out, allows fresh air to circulate removing stale air and odors Reduces interior wind noise and mirror fogging and cools off interior when parked No special hardware or drilling required - installs fast with pre-applied 3M automotive-grade adhesive Proudly made in the USA and backed by a Limited Lifetime Warranty