McLaren 650S Coupe / Spider Volcano Conversion Kit Fi Exhaust (Frequency Intelligent Exhaust) high-performance valvetronic exhaust system is direct replacement bolt on system manufactured out of a high-grade T304 stainless steel that offers an exhilarating soundtrack. Price Includes Ceramic Coated Valvetronic Muffler + Dual Ceramic Coated Tips + Standard Remote Control Module