- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NGK "90357" - Not available
VW - Passat, Golf, Scirocco, CC, Beetle; AUDI - A3, TT; SEAT - Leon, Exeo; SKODA - Superb, Octavia; HYUNDAI - I40; KIA - Carens