07-14-2009, 05:49 AM
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#11
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Registered User
Join Date: Feb 2005
Location: It's a kind of magic.....
Posts: 6,649
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Quote:
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Originally Posted by blue2000s
The addition of holes in the muffler tubing can't effect emissions. It will effect noise level.
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And some states do have distinct noise level limits, CA for one comes to mind, so it can enter into the picture at inspection time..........
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