I have a 99.5 A4 2.8 quattro abd have ordered a Sterbo exhaust. How easy is the installation? I am somewhat mechnically inclined but not a pro? Michael Kaunitz Exodus Communications Senior Systems Engineer office (703) 433-6026 fax (703) 433-6060 pager (888) 561-6393 cell (703)623-7296 "We are on a mission.....yours"