NGK 24043 Oxygen Sensor NTK 24543 OE Identical Oxygen Sensor Fuel Efficiency O2 Sensor This oxygen sensor features a sensor which is located before and after catalytic converter to check the amount of oxygen in the exhaust. NTK 24568 NGK/NTK Packaging Oxygen Sensor, Oxygen - Aazon Canada It sends signal to the computer including air and fuel ratio timing in order to bring the engine into the optimum operating range., NGK # 24043 NGK # 24043; Constructed from durable material; Corrosion and abrasion resistant; Sensors checks for the amount of oxygen in the exhaust; Ensures longevity It is constructed from durable material that is corrosion and abrasion resistant. NGK/NTK 24043 - FREE SHIPPING in Canada Corrosion and abrasion resistant