1. Mason1217

    Stock Exhaust set up?

    What Is the stock 5.7 non e torque muffler set up? I keep looking at something like flowmaster series 40, but there are so many options that say are direct fit? Single in, dual out. Single in, single out. 2.5 inch. 3.5inch, how can they all say direct fit? Is there any that are actually a direct...