Vehicle Compatibility - Legal on road, DOT/SAE approved. LED 3rd brake light assembly compatible with 2007-2013 Silverado/Sierra 1500 1500HD , compatible with 2007-2014 Silverado 2500 3500 2500HD 3500HD, compatible with 2009-2010 H3T. Super Bright LED Third Brake Light - Built-in full laser high power SMD LED chips, ultra-bright and broader light, no blind spots and dark spots, provide both a dazzling look and outstanding illumination to the back of your car at night, ensuring driving safety. IP67 Waterproof - 3rd brake light fully sealed designed, using high-density thicker foam and ventilation hole on the back, you can also put a little silicone all across the top to help seal it for double protection. Easy to Install - Plug & play, direct replace. Easy completed the installation in 10 minutes. Please use the factory screws to install the third brake light. Package & After Sales - 1pcs 3rd brake lights. 1 Year Warranty. For any problems, please leave us a message. 3rd brake light for Silverado Sierra 1500 2500 3500 HD 2007 2008 2009 2010 2011 2012 2013 07 08 09 10 11 12 13 Silverado Sierra 1500 2500 3500 HD led third brake light High Mount Stop Brake Light