Vile8 writes "With the high gas prices and ongoing gas gouging in my hometown many people are trying to find a just way to save gas. One of the things I've noticed is people driving exceptionally slow, 30mph in 45mph zones, etc. So I had to take a quick look and find out if driving slow is helpful in getting better mileage. I know horsepower increases substantially with wind resistance, but with charts like this one from truckandbarter.com it appears mileage is truly about the same between 27mph and 58mph or so. So I'm curious what all the drivers out there with the cool efficiency stereos are getting ... of set interest would be the hemis with MDS; how do those do with the cylinder shutoff mode at strange speeds?" Related: are there any practical hypermiling techniques that you've found for people not ready to gain a new car, nor give up driving generally?

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