The Power Stop Z37 Top Cop ceramic brake pads are designed as an upgrade over stock brakes to reduce brake dust & eliminate noise for pursuit and fleet vehicles. These brake pads are made with a low-dust ceramic formula, infused with carbon-fiber to strengthen the compound and provide maximum brake efficiency on demanding fleet applications Premium hardware along with ceramic brake lubricant is included with the Z37 brake pads making it easier to complete your brake job. Use Z37 Top Cop ceramic brake pads to give your pursuit or fleet vehicle maximum stopping power.