- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- VEGAZ "ULS-672" - Not available
VW - Golf, Polo, Tiguan, T-ROC, Passat; SEAT - Leon, Ibiza; SKODA - Octavia, Superb; AUDI - A3, A1