hey - before you get flamed. you're in the photos section. So post up in the 2.5 turbo powertrain thread perhaps.
otherwise - i have a cobb catted d/p. pricey, but it fits well. Invidia is a popular pipe too. The CNT pipes are really inviting and a great deal... BUT they have inconsistent fitment issues. Some people have a perfect fit with them - others dont.