For 88-98 C10 C/K Full Size Pickup Silverado Sierra Smoked Full LED 3rd Thrid Brake Light Cargo Lamp 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.