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Cobb · 10-23-2014, 09:03 PM

I have an insight and went up a tire size.

175/65r15 to 185/65r15. 2% increase in size, 2% increase in mpg.

10-23-2014, 09:03 PM	#5 (permalink)
Cobb Master EcoModder Join Date: May 2012 Location: USA Posts: 2,643 Thanks: 1,502 Thanked 279 Times in 229 Posts	I have an insight and went up a tire size. 175/65r15 to 185/65r15. 2% increase in size, 2% increase in mpg.