NGK OTA4F-3C1 / OTA4F3C1 / 1773 Titania Type Lambda Sensor Genuine NGK Component Lambda sensors are oxygen detecting devices that are fitted into the exhaust system of increasingly more internal combustion engines. They are a vital part of the emission reduction technology & also help to ensure that the engine is running at its optimum performance. NGK Spark Plug Co Ltd was a pioneer in this field & is now a world leader in the development & production of Lambda sensors under the NTK brand name. The titanium dioxide lambda sensor is distinguished by the following characteristics: Sturdy & compact design Short response time No reference air required Operating temperature reached quickly BOX DIMENSIONSHeight (mm): 130 Width (mm): 65 Length (mm): 40LAMBDA SENSOR SPECS: Type: Oxygen Sub Type: Titania Type Thread :18mm Sensor Connector & Lead Length:3C1 If you are unsure as to whether this is the correct part for your vehicle, please don't hesitate to contact us. Alternatively please use the cross reference table above.