Genuine OEM Audi Lambda Oxygen Sensor, part number 06E906265AP. This sensor plays a critical role in engine management by accurately measuring the oxygen content in the exhaust gases, allowing the engine control unit to adjust the air-fuel mixture for optimal combustion and reduced emissions. It is designed for installation in the front position of the exhaust system. Featuring a robust ceramic sensing element and durable wiring, it provides precise and reliable readings. A genuine OEM lambda oxygen sensor ensures accurate signal output and proper integration with the vehicle's ECU, which is essential for maintaining fuel efficiency and meeting emissions standards.