2009 audi a3 2.0t (dsg-q)

Hi all, just signed up cause I bought a 2009 Audi A3 2.0T Quattro with 112,000 Miles. Owned it 1 day and am having a turbo back Magnaflow exhaust installed next week. My mechanic is going to look it over good too. Any suggestions on what to have done or checked out. I read the post about cam...