This spoiler is made out of light-weight carbon fiber material utilizing a vacuumed formed process. Our Performance trunk spoiler will give your BMW F82 M4 a more aggressive look that you've always wanted. This spoiler comes in a glossy carbon fiber finish. Before each new product is released to the public, they will first go through rigorous tests and quality control to ensure the quality fitment you'd expect. Installation will take no longer than 20 min. Absolutely no drilling is required.