The quickest and fastest Porsche 911 models can now get even better. Porsche USA has just confirmed that it will be bringing ...

Manthey joined Porsche's motorsports efforts in endurance racing in 2013 and today builds performance parts catering to owners of the 911 GT3/GT3 RS and 718 Cayman GT4/GT4 RS who crave more.

Porsche 718 Cayman GT4 RS features both the Weissach and Chrono packages, and has just 1,100 miles on the clock ...

But according to Evo, the German automaker is already looking at an even more hardcore GT4 RS. We're not sure what kind of person would look at the new Porsche Cayman GT4 and say "that's not ...

but the setup and geometry is bespoke compensating for both the extra performance and extra downforce the GT4 RS has on tap. The car itself sits a further 30mm lower than a base 718 Cayman ...