Wagner ThermoQuiet brake pads feature Wagner OE21 low copper technology, setting new benchmarks for our ceramic brake pad performance. Our brakes feature Integrally Molded Sound Insulator (IMI) that dissipates heat and vibration. Product Features:QUIET PERFORMANCE -- Semi-metallic friction material engineered in-house to allow quiet operation and high performanceEXCEPTIONAL BRAKING POWER -- Advanced friction formulations dissipate heat for superior braking performanceONE-PIECE DESIGN -- IMI technology integrates friction material, backing plate and insulator into the brake pad for select applicationsHARDWARE INCLUDED -- Premium stainless-steel hardware included for select applicationsCOMPREHENSIVE COVERAGE -- Brake pads available for all vehicle typesZERO/LOW COPPER FORMULATION -- Features Wagner OE25 zero-copper friction formulation