Check the pipe going into the flap/exhaust isn't bent. The flap opens using pressure. If the pipe leading to the rear exhaust tail pieces is bent it wont open the flap which is in the left tail...
Liked On: 31st January 2014, 08:31
Super Fast Audi RS3 (741ps) Acceleration 0-365 km/h - YouTube (http://www.youtube.com/watch?v=lHq6ZDxwXJo&feature=youtube_gdata_player)
Liked On: 12th February 2013, 20:18
Liked On: 12th August 2011, 15:23