ACDelco Oxygen Sensor - 213-1680 Part #: 213-1680 Line: ACD ACDelco Oxygen Sensor 1 Year Limited Warranty Number Of Wires: 4 Thread Size: M18-1.50 Terminal Type: Blade Connector Shape: Square Terminal Gender: Female Attachment Method: Screw-In Overall Length (in): 41-3/4 Inch Overall Length (mm): 1060mm Heated: Yes Show More Show Less