Match your vehicle’s power with a look of aggression to match. Enhance the side profile of your 4-Series with these BMW G22 and G23 Coupe 4-Series DTM Style Carbon Fiber Side Skirt Extensions. These side skirts are the perfect addition for you if you are looking to spice up your BMW. All of our carbon fiber at RW Carbon is backed by a quality and fitment guarantee to ensure that you receive the most quality product on the market. Installation is simple, just apply 6-8 self-tapping screws to the underside of your side skirts and you’re ready to take on the road.