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The NGK direct-fit oxygen sensor for Cadillac Catera (1997–1998) replaces the OEM unit to deliver continuous closed-loop air-fuel feedback to the engine control unit, helping maintain engine efficiency, fuel economy and emissions control. Utilizing NTK sensor technology, the design features an advanced ceramic sensing element with a 3-stage contaminant-resistant plasma jet and deposit-trap overcoat to protect the element from poisoning and improve long-term reliability.
NGK Cadillac Catera 1998-1997 Direct Fit Oxygen Sensor
