Spyshots: 2018 Porsche 718 Cayman GTS Laps Nurburgring To Set 4-Cylinder Record
22 Sep 2017, 09:52 UTC · By: Andrei Tutu / Since the Radical RS3 Turbo doesn't exactly qualify as a production vehicle, the 718 Cayman GTS should become the Ring's quickest 4-cylinder production car