850HP BMW M6 GT3 – LOUD Accelerations, Powerslides & Revs ! Acceleration & Sound by turboandstance - July 10, 2020 This video features the craziest modified BMW M6 F13 in the world. This M6 has been completely transformed into a street legal M6 GT3. The owner has been working on this built for over a year. It got over 850HP and a straight piped exhaust system which exits out the side like the real M6 GT3. Watch the video below and share this one with your friends. Follow us also on Facebook, Pinterest or Instagram! Leave a comment