Oxygen, Lambda Sensor Exhaust Oxygen Sensor (O2 Sensor) Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture Sando "SSN75T01.0" - Not availableBMW - 3 (E36, WB), 5, 7, 8, Z3; SUBARU - Impreza, Legacy; MERCEDES-BENZ - E-Class