Broad Arrow returns to Air|Water in 2026 for its third year as the event’s official auction partner, presenting a curated, Porsche-only sale highlighted by a 2011 Porsche 911 GT3 RS 4.0 estimated at $1,000,000–$1,150,000. Developed under GT boss Andreas Preuninger, the GT3 RS 4.0 was conceived as the ultimate evolution...
