Sounds like a bad fuel pump to me. Even without testing fuel pressure when you push that valve on the fuel rail it should spray fuel every where. Get a oem pump from the dealer. I learned the hard way buying an autozone pump just to have it fail again.
Warn M8000, KD Fabworks custom cage, Homemade sliders, 4:88, D44 ARB rear, Metalcloak arms and front track bar, Currie Currectlync, BFG KM2 35's ect....ect.