Volvo expects its upcoming D13 to be its highest-volume '07 diesel. It will be used in VN highway tractors and the only engine offered on the VHD vocational series. The D13's eight ratings range from ...
Volvo Trucks is introducing the next generation of its Turbo Compound technology, providing three percent improvement in fuel efficiency over the current 13-liter Turbo Compound engine, the D13TC.