You'll notice a slight improvement when you hit 130mphI saw the Air Design kits people display on this sight, namely the front lower spoiler and the tailgate spoiler. They look great! However, me having a fluid dynamics and mechanical engineering mind, I wonder about the aerodynamics of these mods. I am fully aware that any change in performance, most easily measured in MPG would be VERY MINIMAL and probably not even measurable; and therefore definitely not worth buying kits like these for the reason of improving aerodynamic performance.
However as i mentioned, i am really just curious, and wondering what you guys think; Does anyone think either of these mods would IN THEORY improve or hinder aerodynamic performance in terms of MPG however small the gain or loss?
my own personal thought is the splitter could theoretically positively affect performance acting as a tiny air dam for the underside which typically helps with larger trucks, but the tailgate spoiler creates a larger surface area on the back profile face of the truck increasing low pressure volume which increases drag... they do look neat though!
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