Sensor Type:PiezoelectricOEM NO.:234-9112,89467-02070Describe:Made of high quality material, durable and long service life.Stable characteristics, professional performance.Easy installation, perfect match to the car.The use of the sensor for combustion measurement and control can both stabilize and improve product quality, but also shorten the production cycle, saving energy.Note:Please ensure this product will fit your vehicle by checking the photos or the part number with your old item before buying and don't hesitate to contact us if you have any question.Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.