To write off TechArt’s GTStreet R as just a ... substance to back up its wild appearance. The GTStreet R is based on the Porsche 911 Turbo S, and keeps that model’s 3.8-litre flat-six ...

The last thing on our mind when behind the wheel of a 991.2 Porsche 911 Turbo is that it requires ... But Porsche tuner TechArt clearly thinks otherwise, working its magic on the model exterior ...