- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NGK "96691" - Not available
BMW - 3 (E46, E91, E92), 5 (E39, F10, WB), 1 (E81, E87), 7 (E65, E66, E67), X1, 6, X6, X5, X3, Z4
Additional numbers
NGK:
OZA723-EE56