See All 14 Photos How much quicker will the Porsche 911 GT3 RS with a Manthey Kit be? Porsche thinks that it’ll be much quicker at the Nürburgring Nordschleife—that inevitable arbiter of ...

Despite the radical trackday makeover there’s reassuring familiarity in the RS’s 4 ... wheel of a 911? The peak downforce figure – 860kg at 177mph – beats that of a 992 GT3 Cup car and ...

The Porsche 911 GT3 RS has been treated to a Manthey Racing kit that produces more than 2204 pounds of downforce at 177 mph. The kit revised the rear wing with a new shark fin element, along with ...

The Porsche 911 GT3 is already pretty handy around a race track, and the GT3 RS model is even more so. Yet, Manthey Racing has developed a kit to “further enhance the on-track performance” of ...

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 ...

Porsche has revealed a number of updated variants of its 911 sports car this year, including the manual-only 911 Carrera T, the base and GTS models, and the 992.2 911 GT3. The only ones we're ...

The Porsche 911 GT3 RS is already one of the most extreme street-legal cars on the market, a track-focused hellion that features part-carbon fiber suspension components and an unprecedented degree ...

Porsche has revealed an upgrade package developed by Manthey-Racing for the 911 GT3 RS Wild aerodynamic modifications boost downforce to over 2,200 pounds at a speed of 177 mph Manthey said the ...

Porsche’s next 911 GT3 RS has been spied testing at the Nurburgring ahead of a launch next year. The 992.2-generation ...