04-25-2013, 12:19 AM
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#6 (permalink)
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Master EcoModder
Join Date: Oct 2009
Location: Texas
Posts: 3,523
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consider going up a size.
ex: 245/45/18 to 245/50/18 on my Infiniti. increased diameter 6.7%. Lowered rpms at cruise, better mpgs.
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