The Michelin Pilot Sport 4 S is a high-performance tire designed for sports cars, sedans, and coupes. It offers excellent handling and grip in both wet and dry conditions. The tire features an asymmetric tread pattern with a wide center rib for enhanced steering response and stability. The tire also features a unique compound that provides excellent traction and braking performance. The Pilot Sport 4 S is available in a variety of sizes, including 245/40zr18xl.