This video features an Audi RS4 Avant B8 equipped with an ASG exhaust system making some noise on the drag strip!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