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CigaR007 · 01-21-2023, 10:49 AM

The way I see it, without extending the sides, vortices cannot be captured in an attempt to reduce the pressure differential and reduce turbulent flow. Cd reduction will be minimal and hindered if the sides are not tapered.

01-21-2023, 10:49 AM	#11 (permalink)
CigaR007 Master EcoModder Join Date: Jul 2010 Location: Canada Posts: 719 GreenTurtle (Retired) - '01 Toyota Echo Sedan 90 day: 44.85 mpg (US) Zulu - '14 Honda CR-Z 90 day: 49.05 mpg (US) Thanks: 154 Thanked 274 Times in 168 Posts	The way I see it, without extending the sides, vortices cannot be captured in an attempt to reduce the pressure differential and reduce turbulent flow. Cd reduction will be minimal and hindered if the sides are not tapered.