Shortly after the 2023 Porsche 911 GT3 RS’ online debut, Porsche unveiled a retro version paying tribute to a classic model. Revealed at The Quail, A Motorsports Gathering, during Monterey Car Week, the customized show car pays tribute to the 1972 Porsche 911 Carrera RS 2.7, and will serve as a template for a U.S.-exclusive Tribute to Carrera RS…