Check Fuel Pressure at your nozzle - Fuel Pressure Memory Gauge Kit 0-100 PSI with -3 male and female to hook to each nozzle

Service tool

Check your fuel pressure at each nozzle individually

Fuel Pressure  Memory Gauge with Pressure Relief

Comes equipped with one way pressure valve, pressure relief button, and 0-100 PSI gauge  liquid filled  

Comes with  a short -3AN hose  to reach 

Made In The USA