These Duraflex Circuit Wide Body Rear Fender Flares are perfect for car enthusiasts who want to enhance the look of their 1999 - 2001 BMW 3 Series 4DR. Whether you're cruising on the highway or showing off at a car meet, these fender flares will make your car stand out. They are made of FRP material, which is lightweight yet strong. The set comes with 4 pieces and is designed to fit your BMW perfectly. Professional installation is recommended to ensure a proper fit.