C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Magnaflow feed back needed.

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Old Jul 10, 2004 | 10:43 AM
  #1  
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Default Magnaflow feed back needed.

Ok..I just need some feed back about the Magnaflow mufflers. I have a set of Flowmasters and have read that they are not that good at there flow numbers. I need some feedback on the Magnaflow on sound and quality and fit. Picture will be fine to..

TIA
Rich
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Old Jul 10, 2004 | 12:36 PM
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The magnaflows have a great quality stainless-look and even better sound. You won't find a better muffler for the $$$. The fit is very good. You may have to adjust the hanger a bit to keep them from hanging down too much though. I added rubber shims inside my old mounts and bent the bracket down before I installed them and when I mounted them they dropped about level. The first try with mounting brackets level and they hung down a bit too far. I definately would get them welded up if you like them and use high-temp aluminum paint to paint the pipes leading to the muffler for a clean look. I didn't go for the two-tone look! Resonance may or may not effect you depending on your mods. Mine did much better after the 3.73 gear change. W.O.T. is a great performance sound and idle and cruise is mean sounding. RPM's around 1800 to 2200 is where I get resonance. B.T.W., my neighbor across the street has the same set on a stock motor and his is w/o resonance, go figure?
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Old Jul 10, 2004 | 03:21 PM
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I agree with everything Ruby said. My setup is a stock LT1 A4 with open air lid and K&N filter on the front and 3.07 rear end. No other engine mods. I get a little resonance in the 1500-1800rpm range but it's not annoying (except to my wife). The resonance did settle down a bit after a couple 100 miles. I also adjusted my hangers by bending them to get the tips high and tight under the cutouts in the rear bumper. Looks saweet now.
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Old Jul 11, 2004 | 11:24 AM
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Anyone have a back shot of the tips?
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Old Jul 12, 2004 | 01:10 AM
  #5  
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i just picked some up a couple of weeks ago didnt put them on yet 3 inch in dual 2.5 out they look very nice should be a little better than my flows
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