This is a used Isuzu Radiator Overflow Jug for an Isuzu FTR, GMC W6500 and W7500.  Please check to see if you have a sensor.  Call for pricing and availability at 1-877-564-6307 Press 1.  If you have any further questions speak with our sales team. 05-05-16
*Pictures are for Illustration Purposes Only*