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

Stock '88 mufflers cut open.

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Old Jun 27, 2008 | 02:34 PM
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Default Stock '88 mufflers cut open.

I am doing exhaust work and was curious what the mufflers looked like inside. I think these are stock '88 but I am not certain as I don't see any part numbers. The cases are aluminum and they are pretty light. I wish the new mufflers were as light!





Not much getting through that fake outlet.

Last edited by Aardwolf; Sep 24, 2010 at 07:46 PM.
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Old Jun 27, 2008 | 02:48 PM
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baffled by what i see...
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Old Jun 27, 2008 | 02:56 PM
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Originally Posted by redrose
baffled by what i see...
Why?
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Old Jun 27, 2008 | 03:11 PM
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Andrew:

Those stock mufflers are getting REAL hard to find. While I know they are very restrictive and choke the L98 severely, I'm surprised that you cut it up rather than sell it to some NCRS guy.
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Old Jun 27, 2008 | 03:24 PM
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Originally Posted by TheAngelOfDeath
Why?
I think it's a little muffler joke.....
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Old Jun 27, 2008 | 04:07 PM
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Well that is only a small scratch on the top, so make an offer!
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Old Jun 27, 2008 | 04:22 PM
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I Had my 85 on the lift and was surprised one of the the outlets on the mufflers were fake. Were yours?
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Old Jun 27, 2008 | 05:43 PM
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I think all L98s have only one true outlet, except 91s with the performance axle.
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Old Jun 27, 2008 | 06:23 PM
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You know actually it doesn't look that bad. It doesn't look much worse
that most 'turbo' style mufflers on the market.
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Old Jun 27, 2008 | 06:29 PM
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The fact that it's clamped on the Y pipe would make me think it's not factory. Were the factory mufflers done that way?
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Old Jun 27, 2008 | 06:41 PM
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Yep. When I took off my '91's stock exhaust to put on Corsas it had the two clamps.

I had just signed up on the forum and sold the complete, original cat-back for only $20! It was in perfect condition with no rust (never left Florida) or scratches! I wish I knew about the NCRS people. Oh, well. I figured I would have thrown it away otherwise.

Jonathan
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Old Jun 27, 2008 | 08:54 PM
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If anyone still has the original (single outlet) mufflers on their early C4, it is a 15 minute job for any competent muffler shop to open up the dummy pipe. It really livens up the sound of the C4 and undoubtedly reduces the restriction on these mufflers.

Been there, done that and love the sound...

GUSTO
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Old Jun 27, 2008 | 09:02 PM
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Originally Posted by redrose
baffled by what i see...
My compliments on your wit.
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