ya sry, it is hard to explain as well, i have a 02 automatic GS eclipse, and just a cold air intake as well as full exhaust is done, not much, but thats all so far thats modded to the car, and i am leaning toward a dirty fuel filter as well, the car is still hesitatin when i am about to go i have to floor it to enable to make the car move, i know it sounds a lil wierdbut if you have any more opinions plz LMK, i appreciate it