- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NTK "91673" - Not available
ALFA ROMEO - 156, 166, Spider, GTV; FIAT - Doblo, Ducato; ABARTH - Grande Punto, 500; LANCIA - Kappa; AUDI - A4; ...