The Michelin Pilot MXM4 Tires raises the bar on comfort and tread life in a tire designed to help you get the most out of your ultra-high performance sports car. The Michelin Pilot MXM4 is a summer tire that excels on dry and wet pavement while providing predictable cornering and exceptional tread stability under high torque. Michelin Pilot MXM4 tires offer such impressive performance properties they can even be found at Porsche and BMW Driving Schools. Michelin Pilot MXM4 Tires.