Does a Tonneau really improve MPG's?
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02-15-2011, 12:21 PM
Dodge Ram Forum Senior Member
Join Date: Oct 2010
Vehicle: 2010 Ram 1500 4x4 Hemi
Trim Level: Cool Chrome
Color: Cool Vanilla
No...and having the tailgate down will gain zero mpg.
2010 Ram CC 1500 Hemi 4x4, 3.92 Mag-Hytec diff. cover
2008 Viper coupe, Belanger ceramic headers
2008 Ford F-250 CC,4x4,V-10
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