Looking for honest advice on cat back exhaust system prefer with muffler delete no one in my area that I know of will make such a system for me as they are all concerned with removing the converter that is part of the pipe just ahead of the resonator at least I believe that’s what those things are called anyway I would like to have a full cat back muffler delete system could be single exit does not have to be dual exit Any advice on good quality after market kids is appreciated also information on cold air package which will be the next upgrade after the exhaust