The NGK direct-fit oxygen sensor for Hyundai Santa Fe (2003–2006) provides closed-loop feedback to the engine control unit to help manage air–fuel ratio, fuel efficiency and emissions. NTK is the world's largest OEM sensor supplier and uses advanced ceramic element technology; a 3-stage contaminant-resistant plasma jet and deposit-trap overcoat protect the sensing element against poisoning and improve resistance to failure in OE applications.
NGK Hyundai Santa Fe 2006-2003 Direct Fit Oxygen Sensor