Use these side skirts when you want to give your 2002 - 2008 Audi A4 B6 B7 S4 4DR wagon a more stylish and aggressive look. They're great for car enthusiasts who love to customize their rides. Made from FRP material, they're lightweight and strong. These 2 - piece side skirts are designed to fit your Audi perfectly. Professional installation is a must to ensure they look and work their best.