New Navistar International Prostar models offers up to 5% fuel economy improvement
Green Car Congress
JUNE 25, 2014
announced that its International ProStar linehaul and regional haul tractors are now available with the company’s 13-liter engine and Eaton Fuller Advantage Series Automated 10-speed transmission. The new ProStar offering delivers up to 5% in fuel economy improvement. Navistar, Inc.
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