well am going to sound stuiped. i just got a 88 hatch with a d16 the person saids it needs a tune very bad on the car whats the going rate on tuning and what does the p28 do for the car. the mods to the car are tintantan vavles, shaved head .40 over ,elbroke intake,header, and cat back,and a air filter thats all the mods to the motor . asking the best peep from what i heard you are the best for tuning