A regular GT3 RS makes about 500 less at speed. And, let’s reiterate, without (Porsche claims) any additional drag. See All 14 Photos Also, recall the starting point here is the GT3 RS ...
Manthey Racing has unleashed a new performance package for the Porsche 992 GT3 RS. The $80,300 kit—yes, EIGHTY THOUSAND DOLLARS—transforms the GT3 RS into an even more aerodynamically ...