The EBC S4 USR slotted rotor kit bundles Redstuff pads with fine‑slotted USR rotors for front fitment. The kit lists pad FMSI D417 with 276mm vented rotors and promotes direct‑fit, no‑change installation. EBC describes the package as a matched upgrade using fine slotted sport rotors finished with Geomet black anti‑rust coating to deliver quieter braking and controlled wear.
EBC S4 Brake Pad and Rotor Kit