The EBC brake wear lead sensor kit for 2020+ Audi A4 B9 2.0T detects pad wear to help prevent rotor damage from metal-on-metal contact. Specified to match corresponding FMSI pad applications, the kit is intended to protect rotors and provide an early warning of pad replacement needs as part of routine brake maintenance.
EBC 2020+ Audi A4 B9 2.0T Front Wear Leads