Vulcan Fuel Pressure Isolator #D100100

D100100 - The Vulcan fuel pressure isolator is designed to be mounted in the engine bay and plumbed between the fuel pressure gauge and the fuel pressue source. The isolators function is to keep dangerous fuel and vapors from inside the passenger compartment of the truck to prevent potential fire and fume hazards. DPPI strongly reccomends the use of the isolater for any fuel pressure gauge installation that will be inside the passenger compartment of any vehicle.
This unit is equipped with a syringe to make filling the pressurized (gauge side) side a cinch.
50% water/anti-freeze recommended.