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Old 03-21-2013, 02:22 PM   #12
INSIDIOUS '86
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Join Date: Jul 2009
Location: washington
Posts: 4,178
Re: Would I feel a difference

That may actually kill mpg. Working the engine to hard to get to speed and maintain it causes more throttle input and will use more gas as a result. I wouldn't go lower than 308s numerically since after all we are driving bricks
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