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1992-1999 Series I L27 (1992-1994 SE,SLE, SSE) & Series II L36 (1995-1999 SE, SSE, SLE) and common problems for the Series I and II L67 (all supercharged models 92-99) Including Olds 88's, Olds LSS's and Buick Lesabres Please use General Chat for non-mechanical issues, and Performance and Brainstorming for improvements.

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Old 02-16-2005, 09:53 PM   #1
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im ordering my flowmaster 80 tonight so ill have it soon and its not gonna be installed till this spring. well my question is how long is and what angle are the pipes that come from the muffler to the exhaust tip? just to make sure gain i need 2.5 in and both 2.5 out right?
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Old 02-16-2005, 11:02 PM   #2
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Dont worry about it at all. Most shops will put the muffler on and do all the necessary adapting automatically.
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Old 02-16-2005, 11:07 PM   #3
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my uncle is gonna show me how to do it.
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Old 02-16-2005, 11:10 PM   #4
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Then year, my Flowmaster is 2.5" im pretty sure, since NA tubing is 2.25" I believe. As far as what angle...? I have no idea.
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Old 02-16-2005, 11:15 PM   #5
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SSEi'* are 2.5" in, dual 2.25" out.
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Old 02-16-2005, 11:20 PM   #6
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how long are the pipes that come from the outlet of the muffler to the exhaust tips like what 12 in or so?
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Old 02-16-2005, 11:22 PM   #7
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Measure them. My exhaust shop adapted my old ones right back to the new muffler.
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Old 02-16-2005, 11:22 PM   #8
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ho wmuch do the stock tips cover?
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Old 02-16-2005, 11:32 PM   #9
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How much of WHAT do they cover?

They're not really tips, they're outlets.
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