- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NGK "93087" - Not available
AUDI - 100, 80, A6, Coupe, 90; MAZDA - 323, MX-3 (EC); ALFA ROMEO - 33, 75
Additional numbers
NGK:
OZA731-F5