08-10-2010, 04:29 AM
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#4580 (permalink)
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A True Z Fanatic
Join Date: Feb 2010
Location: USA
Posts: 2,011
Drives: 09 370Z
Rep Power: 262
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Quote:
Originally Posted by ProfessorDave
Tony's advice to me was 12" resonators would be plenty loud great if no other mods to the exhaust where planned. He recommended 18" for those upgrading the cats or headers.
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in that case
oh shi 
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