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Old 02-07-2011, 01:04 PM   #63 (permalink)
DonR
Master EcoModder
 
Join Date: Mar 2009
Location: Northeast Ohio
Posts: 269

The Wife's Hot Rod - '09 Pontiac G8 GT
Last 3: 23.22 mpg (US)

Big Outback - '13 Subaru Outback 2.5i

Little Outback - '02 Subaru Impreza Outback Sport
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Would it be possible to use a double layer undertray as a duct from the front & then have it angle up sharply to the rear of the car? You could still run a shallow angle as a diffuser to manage under car air & have a "ramp" riveted onto the top to angle the air upwards into the low pressure area.
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