EBC S4KF1101 Stage-4 Signature Brake Kit EBC Brakes S4KF1101 S4 Kits Redstuff and USR Rotor; Incl. Rotors and Pads; Front; Rotor Dia. 11.8 in.; Authorized Dealer - 100% Satisfaction Guaranteed EBC Brakes S4KF1101 Warranty: Yes