API 55TD28K Reference Sensor Fits 1998-2004 Audi A6 Quattro Base

API 32ZZ21Q Reference Sensor Fits 2002-2004 Audi A6 SERVICE TECH SERVICE TECH

API 87MQ26C Reference Sensor Fits 2000-2004 Audi A6 Quattro SERVICE TECH

API SERVICE TECH Reference Sensor fits Audi A6 1998-2001 39QTVG

API SERVICE TECH Reference Sensor fits Audi A4 Quattro 1998-2006 51KFVV

API SERVICE TECH Reference Sensor fits Audi A6 Quattro 2000-2001 2.7L V6 27QQBR

API SERVICE TECH Reference Sensor fits Audi A4 1998-2005 26KHSX

API 99ZB76S Reference Sensor Fits 1998-2005 Audi A4 SERVICE TECH SERVICE TECH