Borla 140292 Cat-Back Exhaust System - CORV C6 &#39;09 6.2L V8 AT/MT(incl. paddle shift) RWD 2DR Piping Diameter: 2.5", 2" Exit: Split rear Tip Style: Dual round rolled angle cut Tip Size: 4" round x 7" S-type' muffler along with an X-Pipe