Celica Forums General Discussion Exterior Power FC questions

So far ive got an Intake, exhaust, and nitrous,,,, im not familiar at all with the power fc, but how everyone has talked about it, it sounds like a really good thing. How does it work, how much is it, where can i get it, and how much of a difference will it make on my 2003 gt auto?? somebody fill me in

heres this thread, and i know its for GTS, but its mostly the same info

for questions about APEXI POWER FC for the Celica GTS... https://celicahobby.com/ubbthreads/thread.f_1869910307_0_collapsed_5__1.html#1869910307

and what it simply does is manage the fuel and air stuff accordin to your car's modification.. and i dont think its worth it on a GT, especially an auto from what i read