General description The Nitrogen Oxides NOX Sensor is designed for various Volkswagen and Audi models, specifically to monitor the nitrogen oxide content in exhaust gases, optimizing exhaust performance and fuel economy. This sensor is essential for maintaining the efficiency of the catalytic converter and ensuring compliance with emission standards. Technical specifications Condition: Brand New Warranty: 2 years OEM Numbers: 8K0907807C, 03L907807AF, 8K0907807E, 03L907807AD, 03L907807AE, 03L907807R, 5WK96688A, 5WK96688 Compatibility and accessories Volkswagen Passat 2.0TDI (2012-2015) Audi A4 Allroad Quattro (2010-2016) Audi A4/S4/Avant/Quattro (2008-2012) Audi A5/S5 Cabriolet 8T (2012-2017) Volkswagen Passat S6 USA (2013-2015) Volkswagen Sharan 7N (2011-2016) Various Volkswagen Passat Sedan TDI models (2012-2015) Installation Professional installation is highly recommended. No installation instructions included. Calibration of the sensor is required after installation. Usage The NOx