S4 Quattro Sedan V6-2.7L Turbo (APB) (2000)
Oxygen Sensor: Locations
Heated Oxygen Sensor (HO2S) -G39-
Heated Oxygen Sensor (HO2S) (2.7 Ltr. Engine) G39
Oxygen Sensor: Locations
Heated Oxygen Sensor (HO2S) -G39-
Heated Oxygen Sensor (HO2S) (2.7 Ltr. Engine) G39