This rear wing spoiler is perfect for BMW M4 owners from 2015 - 2020 who want to enhance their car's appearance. Whether you're cruising on the highway or showing off at a car meet, it adds a touch of style. The spoiler is made of FRP material, which is lightweight. It's a 1 - piece design and fits 2015 - 2020 BMW M4 F82 F83 2DR Convertible models.