The 2012 Porsche Panamera is a luxury sport sedan that marked the third year in the Panamera lineup. Available in five trims: the base Panamera, Panamera S, Panamera 4S, Panamera Turbo and Turbo S. The base Panamera features a 3.6-liter V6 generating 300 hp, while at the top of the range, the Turbo S houses a 4.8-liter V8 turbocharged engine producing a staggering 550 hp. All Panameras come equipped with Porsche's Dopplekupplung (PDK) seven-speed automatic transmission. Highlight features include a 7-inch touchscreen navigation system, Porsche Communication Management, and various optional high-end audio systems. Safety tech includes the Porsche Dynamic Chassis Control, Porsche Stability Management, and multiple airbags throughout.