These fenders are great for car enthusiasts who own a 2002 - 2003 Subaru Impreza WRX STI and want to enhance its look. You can use them when you're looking to give your car a factory - fresh appearance or when you need to replace old fenders. They are made of carbon fiber, which is known for being light and strong. They come in an OEM look style, so they'll fit right in with your car's design.