- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NTK "1725" - Not available
VW - Golf, Jetta, Touran; AUDI - A4, A3, A6, A5, S6, A8, TT, A1, A7, Q5, Q7
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NTK 1725 - Oxygen, Lambda Sensor VW - Golf, Jetta, Touran; AUDI - A4, A3, A6, A5, S6, A8, TT, A1, A7, Q5, Q7