Originally Posted by gears94gt

ms6 stock have the same engine as the ms3 just a little heavier, with a downpipe, a turbo-back exhaust and a boost controller they will run low 13s , the k04 turbo runs out of steam at 5500 rpm at around 15 psi , and 1st and 2nd gear are boost limited to avoid wheel- hop, i did swapped the turbo on mine ms3 with a garret 3071r and a bunch of other mods , it dynoed around 350whp at 21 psi , the 2.3 dsi engine is weak and not a good platform to work with , i blew the piston pin on cylinder #2 which open 4 holes on the block . hope it helps.