For sale two brand new stainless steel mangnflow straght through mufflers. There single 3inch in and dual 3inch out. There 5x8 body with 18inch core and 24inch overall length. Can be used as rear or center muffler. $600 for the pair pick up. North brisbane. $680 with post aus wide. May do $330 each.
mangnflow also i got 2.5 dual in dual out center muffler with x cross over inside the muffler. I gotta clean it up b4 i sell it but it's only 2months old and cost me $390 but il let it go for $150 Its a 4x9 muffler with 14inch core and it does fit 300zx.