Description
The OEM 1K0998262T is the official pre-catalytic converter oxygen (lambda) sensor for various Audi and VW models. It plays a critical role in the engine management system by constantly monitoring the oxygen content in the exhaust stream. This data allows the ECU to adjust the air-fuel mixture in real-time, ensuring optimal combustion efficiency. Built with a durable ceramic sensing element, it provides the accurate readings necessary to restore lost fuel economy.



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