These Duraflex VRS Wide Body Rear Fender Flares are perfect for car enthusiasts who want to enhance the look of their 2015 - 2021 Subaru WRX STI. Whether you're driving on the street or showing off at car meets, these fender flares will make your car stand out. The 9 - piece set is made of FRP material, which is lightweight yet strong. They are designed to fit all 2015 - 2021 Subaru WRX models and come with a specific manufacturer part number (116964). Remember, professional installation is needed for the best results.