Advisable not to as there are many things that need to be change and you will end up paying a lot more. Stay with your manual. Telling you by experience. 8--)
Here is my Dyno result. Still trying to figure out the issue. So far it's most likely exhaust. I have stock except RPS tip and need to remove cat still :(
Evo 8MR turbo 10.5
565 sti injectors
timing has...