fluid economy

Daimler, Volvo challenge Navistar test

Jack Roberts | July 22, 2010

Daimler Trucks North America and Volvo Trucks North America issued sharp rebukes of a “fluid economy” road test commissioned by Navistar.

Navistar tops in ‘fluid economy’

| July 19, 2010

Navistar said its International ProStar+ outperformed competing trucks in efficiency measuring diesel and urea.

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