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DB Increase?

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Old Oct 25, 2005 | 10:22 PM
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Default DB Increase?

Does anyone know the Decible increase with the Nismo exhaust over stock?
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Old Oct 26, 2005 | 03:47 AM
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It was published in the Sport Z Magazine shootout a while back. I don't have a copy in front of me but if I remember correctly, I thought it was either 5 or 9 db difference.

It definitely is louder than stock though not obnoxious. It sounds only slightly louder when cruising but when you get on it it, it roars!
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Old Oct 26, 2005 | 10:20 AM
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It makes 95dB at 3k rpm. Thats the loudest it gets.
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Old Oct 26, 2005 | 02:02 PM
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From the Fall 2003 Sports Z Magazine Exhaust Shootout:

Stock: 81db at idle, 89db at 3Krpm
Nismo: 84db at idle, 95db at 3Krpm

I knew the numbers 5 and 9 were involved some way....
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Old Oct 26, 2005 | 03:37 PM
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Originally Posted by DavesZ#3
From the Fall 2003 Sports Z Magazine Exhaust Shootout:

Stock: 81db at idle, 89db at 3Krpm
Nismo: 84db at idle, 95db at 3Krpm

I knew the numbers 5 and 9 were involved some way....
Any place online to see these increases?
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Old Oct 26, 2005 | 04:15 PM
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Yep, right here:
http://www.stillen.com/media_files/a...0000000007.pdf
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