【Fitment】LED 3rd brake light compatible with Silverado/Sierra 1500 2014-2018; Silverado/Sierra 1500LD 2019; Silverado/Sierra 2500HD 3500HD 2015-2019. Replace OEM Part: 23509162, 20979071. 【Function】HTZCMOTO third brake light built-in high-power LED chip, brighter brake light alert drivers behind you that you are braking to ensure your safety. Equipped with an ultra-bright white LED cargo light that allows you to safely unload at night. 【Quality】LED third brake light made of ABS material, fully sealed brake light housing and back-filled with high-density foam for enhanced water resistance, ensuring the light can work perfectly under any weather, such as rain, snow, fog. 【Installation】Plug and play installation. Simply remove original light and replace with HTZCMOTO third brake light, connect the upgrade version lights plug into the factory socket and finish. no re-wiring or modification to factory harness needed. 【After-Sales】1 Pcs LED third brake light. DOT/SAE approved, Legal on road. Provide 1 year warranty, if you have any problem, please feel free to contact us, we will provide you with a solution that satisfies you. Thank you for your support. LED 3rd Third Brake Light Compatible with 2014-2018 Silverado/Sierra 1500 2500HD 3500HD, High Mount Rear Brake Light Assembly, Truck Cab Cargo Lamp Stop Light, Smoked Len