exhaust exhaust exhaust uggggggghhhh

Ok here is what I have 360 bone stock pipes are 2 inch....stock exhaust manifolds...cherry bombers 1/2 way, finshed exhaust out the back full duals.....sounds like a fagot car....really....what can I do besides engine work and headers to give this thing some good sound to it..with out going to the bank...Got anything laying on the shelf....I know it ain't an A-body but come on...it is a mopar...70 challenger auto