Hawk Performance High Performance Street (HPS) brake pads are world-renowned for increasing stopping power on street-legal vehicles. The unique Ferro-Carbon formula was developed for street performance using the safety and quality of Aerospace and Motorsports severe-duty friction technology. The HPS compound offers a higher coefficient of friction over stock brake pads and can provide you with 20-40% more stopping power and higher resistance to brake fade than most standard replacement pads. This set includes a complete front axle kit: 4 x High Performance Brake Pads (Part Number: HB660F.661). Key features: extremely low dust, high friction/torque hot or cold, gentle on rotors, and virtually noise-free.