The Volvo SuperTruck boasted a 70% improvement in fuel efficiency. It showed better than 12 mpg on a consistent basis and did better than 13 mpg in later stages of testing. Photo by Jim Park
The Volvo SuperTruck boasted a 70% improvement in fuel efficiency. It showed better than 12 mpg on a consistent basis and did better than 13 mpg in later stages of testing. Photo by Jim Park
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