These Duraflex CBR500 wide body rear fender flares are perfect for car enthusiasts who want to give their 1999 - 2004 Ford Mustang a unique and aggressive look. Whether you're driving on the street or showing off at car meets, these fender flares will make your Mustang stand out. Made from FRP material, they are sturdy and long - lasting. They come as a 2 - piece set and are designed to fit all 1999 - 2004 Ford Mustang models, but you'll need a complete wide body kit to use them. Remember, professional installation is a must.