Quote:
Originally Posted by Great68
Kind of funny, for the last year or so I noticed that my F150 was getting inexplicably worse gas mileage by about 1L/100km. From ~16 when we first bought the truck to ~17 over the last year.
Then it dawned on me. Usually I swap the giant tow mirrors off for the stock mirrors after we put the trailer away for the winter... But last year I was lazy and didn't bother.
The wind resistance of the mirrors is literally eating 1L/100km!
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So you're saying I should remove my mirrors.