Shop Nilight Side Mirror Marker Light Switchback Amber Turn Signals White Parking Light Smoked Lens Plug and Play Compatible With 2016-2019 Chevy Silverado GMC Sierra 1500 2500HD 3500HD in high quality, Equipped with PC lens and housing with wear-resistant and impact resistant features, effectively protecting the LEDs and circuit board inside the lights. The circuit board is filled with glue, and the lens and housing are tightly adhered to achieve perfect waterproof performance