I want to get any info on a vortech for my 94 cobra. How much can i expect from it? What type of feeling it will give me? Can i buy them used? What type of horsepower gains? Can i use it on all stock motor? I just want to get any info on them and if anyone has done a vortech to there 94-95 cobra and tell me how you feel about it and what it did for the car? Thanks everyone!!!