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I was wondering if i bougt the flowmaster american thunder cat back system does this easily bolt to the stock hpipe? Also will it fit to a mac pro chamber h pipe, Im thinking about getting the hpipe a little later. Im going to get the cat back now and just put it on the stock hpipe.
just curious, did you have to use gaskets between the headers and hpipe and between the hpipe and catback? Also did you buy all new bolts or use the stock ones?
if you buy headers they come with bolts and gaskets, i dont think there is a gasket from the header to the h-pipe all the stuff should come with new hardware if not just go buy some