Originally Posted by Mrs.sonic GT
hey i have a 04 gt and i got a slp catted x and a magnaflow catback and it leaks at drivers side manafold i have tried everything and then got a whole new set up and the same thing is going on. I also got my car tuned with a sct is there any way the sound i hear is the pour detinations or maybe he tried to push it to much with the tune i just have no idea its a new car and i dont want to mess any thing up on it.
maybe a cracked exhaust manifold, donut gasket, um, exhaust manifold gasket, not sure what else. that stuff may be a start.