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The NGK 5-wire wideband air-fuel sensor for Cadillac Catera (1999–2001) provides a linear air-fuel ratio signal so the ECU can make precise adjustments to maintain efficient combustion and control emissions. From NTK, a ceramics-focused OEM sensor leader, the unit benefits from advanced ceramic element technology and a three-stage contaminant-resistant plasma jet with deposit-trap overcoat designed to resist element poisoning and support dependable operation.
NGK Cadillac Catera 2001-1999 Direct Fit 5-Wire Wideband A/F Sensor
