Volkswagen Audi Oxygen Sensor 1K0998262AA Compatible with 0258007363 and 0258007364

Various VW and Audi models (Golf, Jetta, Passat, A3, etc.) use oxygen sensor OEM 1K0998262AA, compatible with 0258007363/0258007364. Mounted on exhaust manifold or pipe to monitor oxygen and feed ECU to adjust air-fuel ratio; replacement advised if idle unstable, fuel consumption up, acceleration weak or check engine light on. Installation difficulty medium; time about 0.5-1 hour.