The NGK direct-fit oxygen sensor for Saturn SC (1991–1992) provides constant closed-loop feedback to the engine control unit to help regulate the air–fuel ratio, improve fuel efficiency and reduce emissions. Built with NTK ceramic sensor expertise, it features an advanced ceramic element with a 3-stage contaminant-resistant plasma-jet and deposit-trap overcoat to resist element poisoning and support OE-aligned application technology.
NGK Saturn SC 1992-1991 Direct Fit Oxygen Sensor