Porsche and Mercedes-AMG are going to battle it out for the Nürburgring crown with a pair of track-honed, turbo-powered sports cars both created with one thing in mind: to claim lap records.

 

From Stuttgart comes the third iteration of the GT2 RS, the model that has always marked the outer edge of the 911’s performance capabilities – and insiders have told Autocar that the new one looks like it will raise the bar once again.