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Old 12-17-2015, 10:24 PM   #25 (permalink)
dfeldt91
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Join Date: Mar 2015
Location: Salem, Oregon
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Mazda 3 - '06 Mazda 3 iTouring
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And to answer your question:

I am guessing you will see a 4-5% increase with the same driving.

This link says your RPM's at the tires will drop 3.3%: https://www.tacomaworld.com/tirecalc...0r13-165-80r13
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