NGK NTK OZA871-EE10 / OZA871EE10 / 91837 Lambda Oxygen Sensor 4 Wire Genuine NTK Component

A genuine NTK oxygen (lambda) sensor from NGK Spark Plugs, the world's leading maker of lambda sensors and original-equipment supplier to most vehicle manufacturers. The sensor measures the oxygen left in the exhaust so the engine management can keep the fuel mixture correct, which protects the catalytic converter and keeps fuel economy and emissions where they should be.NGK specificationPart numberOZA871-EE10Stock number91837Hex22 mmThread diameter18 mmThread pitch1.50 mmLead length492.5 mmConnector No.172Number of wires4Installation torque35 - 45 NmSpecification data supplied by NGK Spark Plugs (UK).