Porsche ≫ 911991 II Porsche 911 Turbo coupe facelift photo galleryby Joshua ThompsonThe facelifted type 991 II Porsche 911 Turbo has a revised twin turbo 3.8-liter H6 with 397kW (540hp), up 15kW (20hp) over the old model. ◄ PrevNext ►Credit: Porsche 991 II Porsche 911 Turbo S coupe Tags:911991991 iiporscheturbotype 991 ii