Porsche Panamera is a four-door, four-seat mid size luxury car, which launched in 2009. Porsche Panamera is front-engined with rear wheel drive but Porsche Panamera with four-wheel drive is also available. Production model was unveiled in 13th Auto Shanghai.Porsche Traction Management includes fully-controlled all-wheel drive. PTM is standard on both Porsche Panamera 4S and Porsche Panamera Turbo
