I have heard mixed things about them, I suggest either Kaizen Tuning, who have worked on LGTs before, or Ashby Autosport (Synergy auto lab in NH), Tell them Paul (Myevodream) sent you.
Nice, I work in Natick now, have for a couple of years, way better than boston and the commute I used to have, hell sometimes in the summer I actually take the Evo to work! We'll have to catch up soon man, been a long time