This Duraflex C Speed front lip under spoiler is perfect for car enthusiasts who want to enhance the appearance of their 2015 - 2017 Subaru WRX STI. It's great for daily driving as well as car shows. Made of FRP material, it's lightweight yet strong. It's a single - piece design that is easy to visualize on your car. Although the size and weight aren't specified, you can expect a well - fitting and stylish addition to your vehicle. Professional installation is a must to ensure it looks and functions its best.