Porsche 911 GT3 R Rennsport, Mercedes Drive Pilot, 2025 Cadillac Escalade: The Week In Reverse

A new Porsche race car debuted, we tested Mercedes-Benz’s Drive Pilot system, and the 2025 Cadillac Escalade underwent testing. It’s the Week in Reverse, right here at Motor Authority. Porsche used Rennsport Reunion to unveil its latest race car, dubbed the 911 GT3 R Rennsport. Limited to just 77 units, each costing $1,046,000, the GT3 R Rennsport…