Uncovered Trademarks Hint That More BMW M Cars Are Coming By Jason Siu Feb 10 2017 Share this Article Tweet The German automaker has filed trademarks for M1 CSL through M8 CSL. Continue Reading... Filed under: BMW Coupes Featured Articles German Luxury Cars Sedans Sports CarsTags: BMW, m1 csl, m2 csl, m3 csl, m4 csl, m5 csl, m6 csl, m7 csl, m8 csl