Racing Durability Side Skirts Diffusers + Flaps 1 F21 M135i / M140i / M-Pack fits: BMW 1 F21 M135i / M140i / M-Pack (3 Doors) 2011-2019 COMPLETE SET CONTAINS: Racing Durability Side Skirts DiffusersMounting kit The assortment of the Maxton Design online store includes high-flair optical tuning elements that can be mounted on a myriad of different popular car brands. With the aid of these components you can effortlessly boost the aerodynamics of your machine while, at the very same time, giving it a slick modernized presentation. This Polish producers line of goods is filled with high-end diffusers, side skirts, bumpers, spoilers, as well as, splitters. All of the listed products are manufactured out of a material which has received the TUV MATERIALGUTACHTEN certificate, and it is provided by known, and respectable European suppliers. On the Maxton Design website you will also come across these Street Pro side skirts diffusers with flaps