04-14-2010, 11:57 AM
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#19 (permalink)
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A True Z Fanatic
Join Date: Dec 2009
Location: New Jersey
Posts: 1,092
Drives: PG 7AT 370Z
Rep Power: 18
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Quote:
Originally Posted by F.I. Inc.
If you retain the stock cats on the car you do not need to upgrade the gaskets there. It will make not one bit of a difference in terms of sound or performance. He probably wants to change them for peace of mind though.
Tony
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Yup. Exactly this. It was a cheap purchase and it wasn't any extra work, so I figured it couldn't hurt.
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