Power Stop K690 Front Z23 Evolution Brake Kit with Drilled/Slotted Rotors and Ceramic Brake Pads Custom-matched components are engineered to work together for superior braking power on your daily-driver Z23 Carbon-Fiber ceramic formula ensures dust-free braking performance. Maximum rotor run-out is 0.0032 Inch (0.08mm) and Maximum DTV tolerance specification is 0.0005 Inch(0.0125mm) Premium rubberized shims provide virtually noise-free braking Drilled & Slotted performance rotors for maximum cooling Includes premium stainless steel hardware kit and ceramic brake lubricant for easy installation