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      04-30-2013, 09:53 AM   #6
mhughett
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Drives: 2007 Z4 M Coupe
Join Date: May 2009
Location: Tulsa, Ok

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I did not notice any increase or decrease in fuel economy. This is a VERY small change in the O.D. of the tire. If anything, I would have expected to see an increase in mileage since the O.D. is increasing.
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2013 Audi TT RS (Tech Pkg, Sport Exhaust, Heated Seats, Sirius)

Retired--2007 Z4 M Coupe (Imola Red/Black, Premium Pkg, Heated Seats, XM, Bimmian stubby antenna, CDV delete, Apex EC-7--Anthracite, Goodyear F1 Asymetric 2.
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