Quote:
Originally Posted by ecomodded
Maybe I am dreaming but I think the little roof spoiler is working to improve my mileage.I noticed a 2 mpg increase after the spoiler was installed in the winter, but true mpg testing was never performed. It sure never hurt my mileage after all I pulled off over 61 mpg on the highway{74 mpg imperial)in the summer with it on..
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In Europe,in 2001,they were racing the New Beetle,and they usedf a combination backlight-header spoiler in combination with a 'significant' backlight- base spoiler.Much like Ernie's spoiler.
The two should both cut drag and spoil lift.