Hawk Performance HP+ Street Brake Pads (HB518N.642). The HP+ compound is a high-performance street and autocross brake pad designed for drivers who demand serious stopping power. It features a unique Ferro-Carbon material that offers a high coefficient of friction and fade resistance. Note: Due to the high-friction levels, some brake noise and dust may occur. This set is designed for front Brembo calipers. Included in set: 4 Front Brake Pads (Art. HB518N.642).