Audi A8 D4 2011-2018 Oxygen Sensor 07P906265C Direct Fit Replacement 0258010227

Audi A8 D4 (2011-2018) exhaust pipe oxygen sensor near the catalytic converter, 07P906265C, monitors oxygen content in exhaust in real time and feeds signals to the ECU to precisely adjust air–fuel ratio, ensuring combustion efficiency and emissions compliance. This sensor is compatible with replacement model 0258010227, suitable for 3.0T and 4.0T engines. Installation difficulty medium, about 0.5–1 hour; avoid thread damage and wire harness tangling. If you experience unstable idle, or noticeably higher fuel consumption, check promptly.