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Old 03-22-2011, 12:08 AM   #9
gchemist
BAD BOW-Silverado XST
 
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Join Date: May 2000
Location: Senior Member from Austin, TX
Posts: 6,431
Re: Front Air Deflectors

On my truck yes. At 70 MPH, I could definately notice the drag. All the air was being pushed around the truck. Some air needs to go under the truck. The 4X4 version is taller than a 4X2. On a 4X4, the larger deflector looks great but really does not work like on a 4X2.
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