This video features the new upcoming 2018 Porsche 911 991 GT2 RS Mule spied testing on the Nrburgring, Nordschleife. You can clearly hear the 6 cylinder twin-turbo boxer-engine, which will produce probably between the 650-700HP!Liked the video? Click the 'like' button, comment, and subscribe!Follow me:Subscribe: http://www.YouTube.com/GUMBALFACEBOOK: http://www.fb.com/GUMBALTVINSTAGRAM: http://www.instagram.com/GUMBALTVTWITTER: http://Twitter.com/GUMBALTVhttp://www.gumbal.tv