If you live in the US and are still not convinced of the financial gains brought about by diesel-power, then perhaps this latest study from the University of Michigan Transportation Research Institute (UMTRI) on the finer details of the problem may help you understand it.
In fact, the values and differences presented in the study really shocked us, especially the most extreme ones like the Mercedes-Benz GL, which according to the information presented, should really only be bought as a diesel.
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