Originally posted by Dark_Knight
is this safe to do? will it harm the engine? he is telling me i should do it on one of my camaros what do you think should i remove my entire exhuast system except for the headers?
By stock headers do you mean the stock cast exhaust manifolds?

There are others, but 2 drawbacks would be excessive noise tickets
and
headaches from exhaust fumes in the "people compartment".