Quote:
Originally Posted by oil pan 4
And boy does it work.
I ran the air dam hard on a 6 hour drive taking it up to 90mph on several occasions with a strong cross wind. I tried to break it for hours. Got 18mpg and at the speeds I was going I expected a lot less than that.
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The biggest difference I've seen on vans and trucks I've put large chin spoilers on has been highway stability at speed, especially in heavy cross winds.
The slight MPG improvement is just a bonus, like a cherry on top.