And Porsche debuted the 2014 Panamera S E-Hybrid, the company's first plug-in hybrid vehicle.

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More than 600, 000 visitors are expected to attend the six-day event, which includes 1500 automotive manufacturers and the announcement of 13 new models, including Porsche's first four-door sedan, the Panamera.

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You'll soon be able to do it in a Porsche by the end of the year without burning a drop of gas, thanks to a new plug-in Panamera S E-Hybrid model.

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