RW Carbon now produces a carbon fiber roof spoiler for the BMW G26 4-Series and i4 M50/eDrive40. Installation is simple as it only requires the use of 3M brand VHB double-sided tape. Each roof spoiler is hand-crafted using genuine 2×2 weave high-quality carbon fiber. They are then clear coated and polished for a lasting shine and shimmer that will last for the years of use to come. Get yours today and take your BMW to the next level in appearance.