2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

How loud and flow

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Old Feb 25, 2010 | 06:38 PM
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How loud and flow

im in the end of a build and running out of money doing the exhaust and wondering how loud a straight pipe single exhaust with no cats to a rev 30 muffler would be. also how well will it flow. the pipe is going to be 3.5 inch in OD. ill go to a dual when i get the money
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Old Feb 25, 2010 | 06:42 PM
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Originally Posted by barnett87rx7
im in the end of a build and running out of money doing the exhaust and wondering how loud a straight pipe single exhaust with no cats to a rev 30 muffler would be. also how well will it flow. the pipe is going to be 3.5 inch in OD. ill go to a dual when i get the money
turbo or n/a?
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Old Feb 25, 2010 | 07:14 PM
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turbo
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Old Feb 25, 2010 | 11:38 PM
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to the majority of ppl itll be obnoxiously loud...
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Old Feb 25, 2010 | 11:43 PM
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Why don't you just save until you have the money for a decent exhaust?
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Old Feb 26, 2010 | 01:18 PM
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cuz i want to drive it
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Old Feb 26, 2010 | 04:11 PM
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i have a 2.5 single and 1 muffler n/a, it is LOUD, VERY LOUD

the turbo will help the noise a little, but only one muffler and no resinator it will be loud
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Old Feb 26, 2010 | 05:30 PM
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Originally Posted by barnett87rx7
im in the end of a build and running out of money doing the exhaust and wondering how loud a straight pipe single exhaust with no cats to a rev 30 muffler would be. also how well will it flow. the pipe is going to be 3.5 inch in OD. ill go to a dual when i get the money
It'll be too loud. You're gonna spend the money only to have to take it of and put on a smaller muffler.

What's your setup? Why do you need 3.5in piping?

I ran 3 in straight through on my FD and it was loud as *****. I just put back on a cat so it would quiet down.
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Old Feb 26, 2010 | 05:57 PM
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Rammer Jammer
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Originally Posted by barnett87rx7
cuz i want to drive it
Just drive open headers
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Old Feb 26, 2010 | 10:42 PM
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Originally Posted by RTRx7
Just drive open headers
You mean downpipe? :P Which I have done btw, open DP, for a month. My ears hurt after that. It was a little fun to be so obnoxious though
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Old Feb 27, 2010 | 08:23 AM
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I've got a 3.5 inch right now and it's not all that bad while out of boost. It was idleing next to a cammed camaro and his car was louder than mine. Buuut, once you get into boost it's a WHOLE other story.
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