I had one, and I found that leaves and other junk collected under it making a mess, and that the wind flow was changed so much that the windshield wipers didn't work well at highway speeds. Waste of time in my opinion. Brian
Casey wrote:
> > I bought a 1998 Chevy pickup with one of those air deflectors
> > on the hood. It looks nice and it was properly installed, but
> > does it provide any real value? Late model cars & trucks were
> > designed in a wind tunnel or the computer equivalent, so I have
> > to wonder if the deflector actually hurts gas mileage. Bugs still
> > hit the windshield, but I don't know if more bugs would hit it
> > without the deflector. Does a consensus exist on the value of
> > air deflectors on late model trucks?
> >
> >
> > Casey
> >
> >
>
> We have had it on two of our trucks, one an '83 Dodge and the other an
> '88 Ford Diesel. I can't say for sure if it improved gas mileage or not
> (seems the doge got 13MPG whether you were towing a house or leisurely
> highway crusing), but it did help with bugs and rain.
>
> Doesn't do much at city speeds, but at highway and freeway speeds, it
> would deflect a lot of bugs, and if you were going fast enough it would
> deflect rain as well.
>
> They do have a tendency to get ripped off in drive-through car washes > though.
>
> Scott
>