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Jethro · 12-25-2009, 08:20 PM

As long as the spoiler covers the ugliest parts of the air flow (lowest hanging parts) it's theoretically 'good' ain't it?
After that point aren't you just increasing your frontal area?

12-25-2009, 08:20 PM	#3 (permalink)
Jethro Getting BETTER Mileage Join Date: Dec 2009 Location: Los Alamos, NM Posts: 108 Lucky No 19 - '11 Ram 1500 Express ST Venti - '13 Ram 2500 Tradesman Thanks: 6 Thanked 18 Times in 8 Posts	As long as the spoiler covers the ugliest parts of the air flow (lowest hanging parts) it's theoretically 'good' ain't it? After that point aren't you just increasing your frontal area?