These rear fender flares are perfect for those who own a 1999 - 2005 BMW 3 Series E46 4DR and want to give their car a more aggressive and unique look. Whether you're a car enthusiast who loves to show off your ride or just want to upgrade your daily driver, these flares are a great choice. They are made of FRP material, which is strong and durable. The 2 - piece set is designed to fit perfectly on your BMW's rear end, but make sure to use them with a complete wide - body kit. Professional installation is a must for the best results.