Carbon Fiber Trunk Spoiler for BMW E60 1.Available in real carbon fiber or FRP 2. ... make sure your trunk is clean before installation. Many customer recommend this spoiler to their friends, simply ... because of how well it is made.BYC—Build you car ... old cap, shark fin, knob and so on. Vehicle includes BMW, Audi, Nissan, Subaru, Mitsubishi, Suzuki, Honda, Toyota, ...