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NGK 21539 Oxygen Sensor
NTK O2 sensors are designed specifically for OEM applications
Supplied with a factory-fitted OE connector for easy installation
Optimizes emissions and fuel economy
Extensively tested during manufacturing to guarantee quality and reliability
Refer to Amazon confirmed fit to verify upstream, downstream, bank 1 or bank 2 position for your vehicle
NGK Oxygen Sensor is manufactured to control fuel and ignition system. It is constructed from durable material that is corrosion and abrasion resistant. This oxygen sensor features a sensor which is located before and after catalytic converter to check the amount of oxygen in the exhaust. It sends signal to the computer including air and fuel ratio timing in order to bring the engine into the optimum operating range.