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The NGK direct-fit oxygen sensor for 1997–1998 Infiniti Q45 provides OE-style closed-loop feedback to the engine control unit to help maintain proper air–fuel ratio, sustain engine performance, optimize fuel consumption and reduce emissions. Constructed with NTK ceramic sensor expertise and a three-stage contaminant-resistant overcoat, this direct-fit unit improves resistance to element poisoning and follows OEM development for dependable replacement fit and operation.
NGK Infiniti Q45 1998-1997 Direct Fit Oxygen Sensor
