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    Cats (unless they are blown) do make a difference in sound....even on v8s.
    Mtech1 v8 build thread - https://www.r3vlimited.com/board/sho...d.php?t=413205



    OEM v8 manual chip or dme - https://www.r3vlimited.com/board/sho....php?p=4938827

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      I think this is what I'm going to end up doing, just ditch/sell the Magnaflow and go with a pair or 2 single universal cats. Anyone have good recommendations on models that are good, and low-profile? Don't want them to be too thick and hang low.

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        Originally posted by Janderson View Post
        YES.

        I'm sorry, but I have said that so many times already. The first muffler in place of the cats is a small Magnaflow dual in/dual out. But it seems to be completely useless. I think I'm just going to have to put a cat back in it.
        i feel you pain on having to change your exhaust 9 million times, it sucks.

        i'd run a cat in the closest to stock location as possible, that magnaflow where the stock resonator was and then the muffler...where the muffler goes.

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          I'm thinking this one, looks to be comparable in size to the muffler that's there now.

          Free Shipping - MagnaFlow Universal Catalytic Converters with qualifying orders of $109. Shop Catalytic Converters at Summit Racing.

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            i'd run that with the 2 mufflers.

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              I honestly don't think there's room under there for the cat, and another muffler right after. It's going to have to be the cat, and the muffler at the back.

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                  I wonder if two of those small Magnaflow cats placed in the dual tubes before my first muffler, or one of them after it in the single tube would do the trick.

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                    no pipes. all mufflers. DONE

                    Status: HG repair. 488wtq though!

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                      Originally posted by Janderson View Post
                      This is really starting to frustrate me, I don't get why there isn't just a fix for this. I don't mind the sound, I just don't want it to be as loud as it is.

                      I feel your frustration, it is not easy to get the sound you want with out buying a mega dollar system( lots of R&D) or copying someone else's setup that you like. I just want to point out that anything you put on that is straight through will not make a big difference unless it's volume is Large. For it's size a cat is pretty effective because it is effectively baffled, but is still a small difference.

                      If you think your car is loud now, a cat in place of a res will not make it quiet.

                      What about the larger Dynomax ? That should give you noticeable sound reduction. If that is still not enough, do you have room to put the smaller Dynomax where your res is ?
                      Lorin


                      Originally posted by slammin.e28
                      The M30 is God's engine.

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                        I would probably have room for the larger Dynomax, but it would require re-working of the pipe going back into my current muffler.

                        I wonder if one of those small Magnaflow cats shown in the link above would work, welded in-line with the single 3" that goes out of the Y-pipe back to my Dynomax. This small one shown in front of the Borlan, but installed after my small Magnaflow muffler. That would be cheap, and I have a number of friends who could install it pretty easily.

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                          Originally posted by Janderson View Post
                          I would probably have room for the larger Dynomax, but it would require re-working of the pipe going back into my current muffler.

                          I wonder if one of those small Magnaflow cats shown in the link above would work, welded in-line with the single 3" that goes out of the Y-pipe back to my Dynomax. This small one shown in front of the Borlan, but installed after my small Magnaflow muffler. That would be cheap, and I have a number of friends who could install it pretty easily.

                          Magnaflow stuff is junk... i also tried a resonator cat like the one pictured above and it did nothing. if i take a trip to miami my ears ring from the long drive. if you find a good exhaust setup please let me know, it is probably one of the next things i do to my car.
                          NEED SOME VINYL STICKERS???

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                            Remus or bust.
                            Need a part? PM me.

                            Get your Bass on. Luke's r3v Boxes are here: http://www.r3vlimited.com/board/showthread.php?t=198123

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                              Originally posted by ck_taft325is View Post
                              Remus or bust.
                              I'd love a Remus.

                              No more mechanical work on the car until my seats are done. I'm borrowing a set of tan leather sports from a friend, and I FUCKING HATE THEM.

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                                Originally posted by Janderson View Post
                                I'd love a Remus.

                                No more mechanical work on the car until my seats are done. I'm borrowing a set of tan leather sports from a friend, and I FUCKING HATE THEM.
                                Really? What dont you like about them and what are the seats you are going to put in ?
                                Lorin


                                Originally posted by slammin.e28
                                The M30 is God's engine.

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