Porsche has stated in the past it would not fit any diesel powerplants to its cars but with toughening fuel economy and emissions regulations looming in both the U.S. and Europe the sports carmaker may not have a choice.
Industry experts are predicting Porsche will use an upgraded Audi V6 turbodiesel in its Cayenne SUV, and new reports claim the oil-burning Porsche will be on sale by March next year.
The new engine will develop a peak output of 240hp (179kW) and Porsche is expected to produce up to 15,000 diesel Cayennes annually.
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