Took this off my 2010 ctsv , used 1 year excellent condition all parts and install directions
Borla 140364 stainless cat back syst for 2009-2011 CTS-V sedan, auto or manual.
Sounds much better than stock but no drone.
2.5" stanless piping with 4" polished tips
Multi core muffler technology
MSRP over $1500 sale $799 free shipping to continental US