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    Magnaflow vs. CP-E Cat Back

    I got the axle back muffler with the replaceable muffler so I can put the straight pipe in when I want to.
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    Dyno #s with & without cp-e cat-back?

    It was definitely a rude awakening when I saw the initial results because I was thinking I would put down about 300 hp after the tune.
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    Magnaflow vs. CP-E Cat Back

    Thats what magnaflow said when I called them.
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    Dyno #s with & without cp-e cat-back?

    Im kinda just curious right now. I have an injen cai, ets 3.25"tmic, cpe turboback w/cat and both mufflers, cpe ems, and the su bov. I took my car in to have it dyno'd and tuned at a local shop with a dyno dynamics dyno and my cars baseline with all of thos mods was 233whp and 260torque. Is it...
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    Magnaflow vs. CP-E Cat Back

    The 3 inch is definitely better and I called magnaflow back when I was looking at which one to order and magnaflow themselves said that their catback only added at most 7 horsepower. I went with the cpe it is sweet. I only wish it was a little quieter so if I can get a quieter muffler without...
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