644-652-112-00 Heating Element / Glower For Cigarette Lighter Fits all 356 and 911 models through 1989.

For cigarette lighters in all 356 models – This is the center coil that “glows” red hot, if your car is 12 volt.  There is a small threaded stud on the back which allows easy replacement. 

644-652-112-00