ProACT ACT1539 Akebono ProACT Ultra Premium Ceramic Disc Brake Pad Kit PROP65_1 Akebono ProAct Ultra-Premium Ceramic Disc Brake Pads feature consistent performance for comfort and confident control of brakes. Constructed with the finest quality materials, these premium ceramic brake pads provide a significant reduction in dust for cleaner wheels! The vehicle-optimized ceramic formulas ensure a best in class brake experience! Ultra quiet pads offer the best control of noise, vibration & harshness (NVH). Akebono has developed specific ceramic brake pad formulations for each vehicle model, assuring the best fit, performance, less wearing and the safest overall braking experience.