Shop Nilight in Channel Rain Guards for Chevy Tahoe/GMC Yukon/Cadillac Escalade 2015 2016 2017 2018 2019 2020 Original Window Deflectors, Vent Window Visors-4PCS in high quality, support 2-year warranty. Nilight window deflectors are great for all weather conditions,help improve ventilation inside and outside your car to reduce mirror and window fogging while increasing air circulation.