Features and Benefits:

• Removes and installs the aftermarket water Sensor located on the fuel filter on 2001 through 2011 6.6L Duramax diesel engines
• For use when replacing the fuel filter or when servicing the water sensor
• The aftermarket plastic sensor has a modified octagon shape that is easily damaged by tools, like pliers, that do not specifically fit the sensor

Also see LIS34900 for late model water sensors.