NOX Nitrogen Oxide Sensor 1pcs Car Check Engine Light Fix Catalytic Mesh Oxygen O2 Sensor Spacer Adapter Mini Catalytic Converter Adapter

1pcs Car Check Engine Light Fix Catalytic Mesh Oxygen O2 Sensor Spacer Adapter Mini Catalytic Converter Adapter .Universal fit for all M18X1.50 speci Vehicle. The Main Function Of A Nitrogen Oxide (Nox) Sensor In A Car Is To Monitor And Detect The Levels Of Nitrogen Oxides In The Exhaust Gases. Improve fuel efficiency, stable performance, strong and durable, welding sealing, reduce emissions of carbon dioxide and other harmful substances, and extend the service life of the catalytic converter. providing real-time data to the engine control system for optimal performance