These side skirts are perfect for Porsche enthusiasts who own a 1999 - 2004 Porsche 911 Carrera 996 C2 C4. Whether you're driving on the city streets or taking your car to the track, these side skirts will enhance your car's appearance. The Duraflex brand ensures quality, and the FRP material keeps the weight down. They are a 2 - piece set that is designed to fit your Porsche precisely, giving it a sleek and sporty look. Professional installation is needed to get the best results.