Does a Tonneau really improve MPG's?
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02-14-2011, 10:59 PM
M n M
Dodge Ram Forum Senior Member
Join Date: Dec 2010
Vehicle: 2010 Dodge Ram
Trim Level: ST 1500 Quad Cab
Engine: 2008-???? 287ci (4.7L) PowerTech V8 310hp 330lb/ft
Originally Posted by
trucks have been designed to maximize efficiency stock. Which explains the tailgate designs.
Mythbusters did a episode on this.
If I remember right they determined that the cover did hurt or gain any mileage.
M n M
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