This EBC S4 Redstuff Pads & USR Rotor Kit is the perfect choice for those who want maximum braking performance and durability. This set of rotors is designed with a slotted surface to improve brake bite and reduce brake fade. The rotors are made from high-grade cast iron for maximum strength and durability, and the slots help to keep them cool and dissipate heat for improved performance. This set is the perfect choice for those looking for the ultimate in braking performance.