Former Plymouth Junior Stefan Noesen scored the go-ahead goal 5:01 into the third period as the Devils clipped the Penguins 3-2 in Pittsburgh.
Taylor Hall added a goal and an assist for New Jersey. Hall has at least a point in 22 consecutive games.
Kyle Palmieri also scored and Keith Kincaid made 36 saves in the win.
The Devils have won two-in-a-row to move within two points of the Penguins for third in the Metropolitan Division.
Sidney Crosby and Matt Hunwick found the back ot the net for the Pens, who are on a two-game slide.
Casey DeSmith surrendered three goals on 38 shots in the loss.