i agree. at this point ive done enough looking at ls1s to know theyre great, and its worth the money, now its a matter of whether i can do it without ruining my dash, gauges, and floorboard. if all that interior can stay, im all for the fabbing. and how do you move the firewall back? does that mean just cuting sections out and rewelding a more spacious area, or actually moving the whole thing? cuz i thought the firewall was one with the rest of the engine bay...