Walker Direct Fit Oxygen Sensor - 350-341115 Part #: 350-341115 Line: WLK Walker Direct Fit Oxygen Sensor 1 Year Limited Warranty Number Of Wires: 4 Thread Size: M18 Terminal Type: Blade Connector Shape: Square Terminal Gender: Male Technology: Narrow Band Attachment Method: Screw-In Overall Length (in): 408 Inch Heated: Yes Show More Show Less