Audi A8 Oxygen Sensor 0258017313 06E906262L, multi-layer protection, more durable

Audi A8 2004–2010 with 3.2L or 4.2L engines; oxygen sensor OEM numbers 0258017313 or 06E906262L; replacement possible. Sensor installed in exhaust pipe; monitors exhaust oxygen content and feeds AFR signals to engine control unit to ensure combustion efficiency and compliant emissions. If vehicle shows abnormal fuel consumption increase, unstable idle, weak acceleration, or engine warning light on, oxygen sensor aging/failure is likely. Installation difficulty medium; estimated labor 0.5–1 hour.