Porsche 911 Turbo, Turbo S facelift photo gallery By Staff Writer 1 December 2015 4.3K views 10 images Porsche 911 Turbo S coupe. Porsche 911 Turbo S cabriolet. Porsche 911 Turbo coupe. Porsche 911 Turbo cabriolet. 10 images The facelifted 911 Turbo and Turbo S now develop 532bhp and 572bhp from the turbocharged 3.8-litre flat-six engine. Here is a photo gallery.