- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NGK "91870" - Not available
PEUGEOT - 206, 306, 307, 406; CITROËN - Xsara, C5; FIAT - Ducato; RENAULT - Laguna; LANCIA - Phedra; AUDI - A4; ...