Sinfonia The Sinfonia is engineered to enhance the style and performance of today's luxury and high performance street vehicles, through the use of racing inspired technology. Featuring long thin spokes finished in a flawless satin silver paint, the Sinfonia's adds an aura of sporting elegance to the vehicle's which it adorns. The Sinfonia is available in 16 through 18 inch diameters for a variety of domestic and imported vehicles.