Auto Oxygen Sensor Escalade 12609457 for Cadilac 

Auto Oxygen Sensor Escalade 12609457 for Cadilac Production introduction:  Since the O2 sensor plays an important role in engine performance, emissions, and fuel efficiency, it’s important to understand how they work and ensure yours are working properly. Oxygen sensor is the standard configuration of automobile. It uses ceramic sensitive element to measure the oxygen potential in the exhaust pipe of automobile, and calculates the corresponding oxygen concentration according to the principle of chemical balance, so as to monitor and control the combustion air-fuel ratio, so as to ensure the product quality and exhaust emission up to the standard. Product parameter(specification) place of origin: Zhejiang ,China(mainland)     Brand name Xiangtai Certification:…