PowerStop Z17 Semi-Coated Rotor Brake Kit for 2017–2020 Audi A4 rear applications includes semi-coated rotors, Z17 Evolution Plus low-dust ceramic pads, pad sensors and stainless hardware for a direct-fit upgrade. Semi-coating defends hat, edges and vanes from corrosion; rotors are mill-balanced to strict tolerances for smooth performance and the pads’ multi-layer shims help insulate noise while reducing dust.
Power Stop 17-20 Audi A4 Rear Semi-Coated Rotor Kit