When consumer reports tested how roof racks affected fuel economy in 2013 they noticed a 5 mpg drop at highway speeds from an empty rack.
Roof rack fairing mpg.
5 6 l 100 km approx.
Yakima windshield fairing for roof racks quiet noise reduce drag.
Reduce air resistance wind noise and increase gas mileage.
More buying choices 115 00 5 used new offers thule airscreen fairing.
So if your car usually gets 30 mpg on the highway and you add a full roof rack your highway gas mileage will drop to 24 27 mpg.
The decrease in your mpg miles per gallon will actually pay for the wind fairing you are getting your vehicle.
39 mpg thus the cargo box on the roof increased fuel consumption by about 5 compared to the baseline.
Enhance your conversion van truck or car roof rack with a custom fairing.
40 mpg roof mounted thule xtender 739 ski carrier with skis.
4 5 out of 5 stars 206.
Wind fairings will enhance your vehicle s contour to help cut through the wind with less drag.
5 9 l 100 km approx.
4 5 out of 5 stars 299.
If you must travel with a loaded roof rack try to choose the most aerodynamic roof rack you can.
The roof rack mpg experiment he compared the gas mileage of his car at 54 7 mph 88 kph with 1 no roof racks 2 an empty roof rack and 3 a mountain bike on the roof rack.
Adding a bike to the equation caused fuel consumption to jump by 35 compared to their baseline settings.
Some drivers may see their gas mileage drop by as much as 20 percent depending on vehicle type and type of roof rack.
This is most likely an effect of crappy winter gas blends and or winter tires if you have them not the rack.
He found that compared to the baseline of no roof rack the empty rack reduced his mpg by 12 7 and the roof rack with a bicycle reduced it by a whooping 27 3.
6 0 l 100 km approx.
I drive mostly highways each day too.
Yeah you have to admit they do make your bare roof rack look sleeker and fancier.
Fairings can be custom made to fit your vehicle with pre made artwork or custom designs.