Home Current Porsche Panamera GTS Returns with Driver-Focused Goodies, Twin-Turbo V-8World NewsCurrentNewsPorsche Panamera GTS Returns with Driver-Focused Goodies, Twin-Turbo V-8October 15, 201887FacebookTwitterPinterestWhatsApp Available as a regular Panamera and as a Sport Turismo, the GTS is the sportiest model that's not a capital-T Turbo.