- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Sando "SSN73T55.0" - Not available
VW - Golf, Polo, Bora, Lupo, Caddy; SKODA - Octavia; AUDI - A3; SEAT - Ibiza, Cordoba