Autotecknic Dry Carbon Motorsport Rear Spoiler - BMW G80 M3 G82 M4Autotecknic Part # BM 0317 The high tech material dry carbon is characterized by high rigidity and stiffness while extremely light. Consequently, carbon fiber reinforced plastic is used above all in many motorsport areas, where visible carbon components fascinate with the mesh structure that is so characteristic of this material. Not least, for this reason, AutoTecknic exterior elements exude a high degree of motorsport atmosphere and are perfectly