Catch these high-performance machines as they leave the Nürburgring Tankstelle! From the Porsche 992 GT3 RS to the Twin Turbo ...

This new model will probably pump out well over 700 hp from its twin-turbo six ... like the 911 Turbo and Turbo S, the GT3 ...

GT3 first, and thanks to Porsche ... of the monster twin-turbocharged motor. Where the naturally aspirated 4.0 is ultra-sharp and builds to a wild crescendo of revs, this turbo’d 3.8 has ...

Turbo models might sit atop the Porsche 911 tree in terms of power and expense, but it’s the GT3 and even more focused GT3 RS models that really illustrate what Stuttgart’s engineers are ...

Porsche claims the very same 502 horsepower ... Previously exclusive to the GT3 RS and twin-turbo GT2 RS, the Weissach Package adds $19,330 to the final price of the naturally aspirated Neunelfer.