lol, i prefer the "sleeper" look.
i have a dyno video my car with the STI muffler on it if you care to hear how loud it is at WOT lol
Originally Posted by
BenitoI have an 05 STi catback on my Foz. Its pretty heavy piece of metal for a B13. It does flow well enough to keep up with boost.
The only thing is I forget if its straight through design.
The STI muffler is not a straight through design, but it flows pretty good lol.