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Old 01-03-2010, 07:53 PM   #4
coolman
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Join Date: Jun 2009
Location: PA
Posts: 4,812
Quote:
Originally Posted by avro206 View Post
says he doesn't care about the 5hp he's missing.

I think GM doesn't randomly specify premium fuel engines. Big turn off to alot of people and sometimes even a deal breaker.
Go through the threads on here and you will find that it's a lot more than 5hp lost over it. It does state to run premium in the SS or performance will be reduced.
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