The EBC S4 brake pad and slotted rotor kit pairs Redstuff brake pads with USR fine‑slotted rotors as a matched upgrade package. Intended to provide a complete pad-and-rotor solution, the kit delivers improved bite and consistent stop feel compared with separate components and ships as a coordinated set for owners looking to refresh front or rear braking hardware with EBC braking parts.
S4 Kits Redstuff and USR Rotors