Interior - Aftermarket Gauges - Gauge, Fuel Pressure

From GM Performance - This fuel pressure gauge can be safely installed inside the vehicle by mounting its isolator in the engine. Compartment. The pressurized fuel bears against a diaphragm inside the isolator, which transmits the pressure through a line connecting the isolator, which transmits the pressure through a line connecting the isolator to the gauge. The corresponding fuel pressure is then accurately displayed on the gauge. Includes isolator mounting bracket and line; requires additional braided steel line to connect isolator to fuel source. Calibrated from 0-15 psi. Liquid filled.