yee i didnt explain much sorry bout that i have a toyota starlet 1.3 s.i. 1998 n/a i have added a apexi induction kit which i think has done a nice different i added a custom made exhaust which again its done a differnece i am trying to think what more can be added to my car/engine to make the car faster? i am looking around £150 to spend on bits which improve the performance making it lighter i wouldnt want to take the rear seats out .