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Old 02-06-2013, 09:09 PM   #8 (permalink)
pete c
Master EcoModder
 
Join Date: Oct 2011
Location: ellington, ct
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I think I see your problem. Somebody installed one hell of a turbo when you weren't looking (22 psi@ idle). that thing must be a rocket!!!

anyhoo, your 4 mpg drop could simply be the cold weather.
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