06-14-2008, 10:46 PM
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#13 (permalink)
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n00b
Join Date: Feb 2007
Location: Union City, CA
Posts: 2,103
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Quote:
Originally Posted by worthywads
I don't think there is much improvement with break-in, it's pretty much broken in in the first 500 miles.
My first tank was my best tank until around 8000 when I finally beat it, but it probably had more to do with more fuel efficient driving habits, not break-in.
As for intakes and exhaust, they may help power, but will do nothing for better mpg.
I'm finally at 30mpg average over 29,500 miles. 
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 haha riiiiiight
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