I'm selling my Aps catback.It has a nice deep tone. It is the full stainless steel 3" inch that goes to the 2.5" from the axel back. I has the 4 inch single tip. Selling for $350 Or I will split and sell the axel back for $275 shipped. The axel-back (muffler part)will bolt on to stock exhaust. Hers is a pic: http://img78.photobucket.com/albums/v295/rare_impression/?action=logout