ive got a 91 integra 4d and wanted to get a new magnaflow muffler installed in the stock location. well does anyone know off the top of there head what the stock dimensions are? id go measure mine but i already had a new universal muffler installed and im not happy with how it looks......any help here?

 

ok, how about a even more simple questions, whats just the length of a stock muffler....around 18in long?