2017-2023 Duramax L5P OEM Fuel Pressure Sensor
This pressure will fit your 2017-2023 Duramax L5P. It is an OEM AC Declo part.
This sensor can be located on the front of the passenger side fuel rail.
We sell the optional factory OEM pigtail for this sensor as well if you suspect your connector or wiring is faulty. (Second picture).