For 99-06 Sierra Silverado 1500 2500 3500 Pickup Truck Rear Smoked LED 3rd Third Brake Lamp Cargo Light 100% Brand New in Box, Never Been Opened or Installed Before This LED 3rd Brake Light Equipped With Super Bright High Quality LED Directly Bolt On, But Wiring Modifications Might Be Required, Please Check With Local Professional Mechanic Replace Stock Old/Dull 3rd Brake Light With This New Style Full LED Design 3rd Brake Light No Installation Instructions/Guide Included, Professional Installation Is Highly Recommended.