Toyo Proxes 4 Plus Tires are On Sale and Ship Free! Toyo Proxes 4 Plus tires are ultra-high performance all-season tires specially designed for drivers looking for exceptional performance, excellent treadlife, and comfort. Ideal for high-horsepower sports cars, the Toyo Proxes 4 Plus gives a competitive mileage warranty. It features a high-grip silica tread compound which allow the tire great braking and handling performance in both wet and dry weather conditions. The outside tread which has wide rubs and a closed shoulder enhances cornering performance and vehicle responsiveness.