Originally Posted by DC2_BoostKING

technically running an equal length manifold/header w/anti reversion, that runs to a tube with minimal bends and is TIG welded, directly out the front fender/bumper is the most efficient.

or you can do what Nyce1s does and run the exhaust pipe and dump tube directly out the hood. and they're running 8's so they're doing something right

but no seriously a quiet exhaust isn't efficient. you'll have to find a balance between noise and free flowing capabilities.