A diesel sports car is a rare thing here in the U.S. In fact, it’s safe to say that no major automaker has one in its lineup. In Europe, were the price of gasoline is significantly higher than diesel, you’ll find an oil-burner in cars like the Porsche Panamera, the Audi TT, and now the 2012 Mercedes-Benz SLK. That’s right. For...
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