Forged Carbon Fiber Rear Trunk Spoiler Wing fit for 2010-2016 BMW F10 5-Series Sedan / F10 M5This Brand New, specially designed forged carbon fiber runk spoiler creates a more aggressive, sporty look for your car, and modifies airflow over the vehicle creating additional down force to keep your tires more solidly on the road. This means greater performance and handling for you, the driver! These spoilers are made using a cutting edge manufacturing process, assuring you of an end product that is second to none. The material Forged Carbon Fiber