Thanks Monty for the replies!! and Trev can wheel also! getting real good super quick!!! but mostly under my watchful eye... anyways thats 3 damn pipe to choose from lol i need the one that will have nice fuel mileage and just enuff bottom with good mid and top...i love it smoooth from the bottom to the top so i can keep the tires planted with good grip?? dont make me stick a J-p 3 pipe on it lol