hi i have a ae92 corolla hatch csi 4afe with pod filter and removed muffler is it worth putting a cam in it or turbo it extractors 2.5 exhaust or just getting rid of it or selling it and getting a sx 4age atm i get to a hundred in bout 9.5 sec how much faster is a sx 4age or is it cheaper to do a engine conversion ?????? ne info or feedback would be great thanks