Hey guys, just picked up a Flowmaster 40 muffler at my local AutoZone amd I was just wondering...
I got the 2.25" inlet/outlet, that's the correct size for my 2009 Cobalt LT correct?
(According to AutoZone site it's correct: "40 Series(TM). 2.25" offset inlet / center outlet. 4" x 9.75" x 13"...
