Opel Vauxhall Insignia A/B 2.0 CDTI Nox Sensor Position 2 55512349 Generisch

With its advanced technology, durability, ease of installation, and reliable performance, it's an essential component for maintaining emissions compliance and engine efficiency.

NOX Sensor great

Fitted new sensor all fine for ten miles until ecu decided that it was temporary and now puts engine management lights on going to main dealer for repair. So not sure it the sensor is right one

Not only does it control emissions, but it also enhances engine performance. By monitoring and regulating nitrogen oxide levels in the exhaust, this sensor allows the engine management system to optimize combustion for better efficiency.

By accurately measuring the levels of nitrogen oxide in the exhaust gases, the sensor allows the engine management system to make precise adjustments to fuel injection and combustion timing.