prox25

alright everyone ive got a jdm gsr in my eg si,.... it wont go any faster then 15mph and 2500 rpm. the car was running perfect. but idk why the distributor went bad on it so i borrowed 1 from a friend till i mine came in i bought a brand new one online car was stil running perfect, when i finnaly got the new distributor in i pit it on and car was running good at first then i was driving it when itried putin it into 3rd it went in fin and then car jus died on me!....my 1st thoughts wer the distributor i changed it back, car starts but it sounds lik a suburu its got good *** spark getting fuel. but idk wut it could be! any help is much apreciated! almost 4got its throwing code 10 if im not mistaking thats IAT sensor would those be symptoms of that sensor going bad?
hope it made sense!