This Duraflex UTech rear diffuser is perfect for Tesla Model S owners from 2012 to 2016 who want to enhance their car's appearance. Use it when you're looking to give your vehicle a more stylish and sporty look. It's made of FRP material which is both lightweight and strong. While exact size and weight aren't given, it's designed to fit perfectly on your 2012 - 2016 Tesla Model S. Professional installation is a must to ensure it looks great and functions well.