Porsche adds second production hybrid model, Panamera S Hybrid
Green Car Congress
FEBRUARY 16, 2011
Official US EPA fuel economy estimates will be available closer to the car’s on-sale date. When the driver lifts off the accelerator at normal highway cruising speeds, the gasoline engine is completely switched off and disengaged from the drivetrain by a decoupling clutch. L/100 km (33 mpg US) (167 g/km CO 2 ).
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