The 2021 Porsche Panamera Turbo S and 4S E-Hybrid with much more power Brand Porsche The 2021 Porsche Panamera will be available in two new versions: Turbo S (4.0-liter V8 engine and 630 horsepower) and 4S E-Hybrid (plug-in hybrid propulsion system with 560 horsepower and electric range up to at 54 kilometers). ... By spare-wheel, 29 August, 2020