【COMPATIBILITY】CAFOPAR third brake light gasket perfectly fit with 2014-2020 Chevy Silverado 1500; 2015-2021 Chevy Silverado 2500HD 3500HD; 2014-2020 GMC Sierra 1500; 2015-2021 GMC Sierra 2500HD 3500HD. 【NEW UPGRADED FOAM GASKET】Made of high quality EVA cushion material, heat resistance, sun resistance and chemical resistance, thicker foam gasket effectively protect third brake light from damage for a long time. 【NO GAP NO LEAKING】Compared to 0.15 inch foam gasket, CAFOPAR 0.2 inch foam gasket is thick enough to prevent water leaking without leaving any gap between the light housing edge and vehicle. 【PERFECT CUTTING & EASY INSTALLATION】Double-sided adhesive can firmly fix the third brake light on the car body. Precise cutting makes the foam gasket perfect fit for factory or modified third brake light. Directly stick the gasket on the back of the third brake light and stick it on car. 【PACKAGE INCLUDED】2 pcs third brake light gasket for Silverado Sierra. Please contact us if there are any questions. We are also committed to 100% satisfactory pre-sales and after-sales service. 3rd Third Brake Light Gasket Seal