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freebeard · 02-06-2013, 03:21 PM

A rule of thumb is that improvements in Cd result in half that in mileage. So 0.05 would translate to 2.5% better mileage. So maybe 1mpg.

02-06-2013, 03:21 PM	#3 (permalink)
freebeard Master EcoModder Join Date: Aug 2012 Location: northwest of normal Posts: 28,520 Thanks: 8,073 Thanked 8,870 Times in 7,322 Posts	A rule of thumb is that improvements in Cd result in half that in mileage. So 0.05 would translate to 2.5% better mileage. So maybe 1mpg.