Photos: G-Power M6 Coupe Bi-Tronik III – 640 horsepower
BMW M6 | March 13th, 2013 by Horatiu Boeriu
New photos of the G-Power M6 Coupe emerge on the interwebs. Dubbed M6 Bi-Tronik III, the tuned up M6 Coupe produces 640 horsepower, 80 more …
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