Philip Tomasino had a goal and an assist, Erik Karlsson scored and Conor Timmins had two assists for the Penguins (28-31-10), who last won four in a row from Nov. 27-Dec. 3. Tristan Jarry made 25 saves for his fourth straight win since being recalled from Wilkes-Barre/Scranton of the American Hockey League on March 3.

Jesper Bratt had three assists, and Nico Hischier and Timo Meier scored for the Devils (36-26-6), who had won three in a row. Luke Hughes had two assists, and Jacob Markstrom made 16 saves.

Cody Glass, who was traded from Pittsburgh on March 7, put New Jersey ahead 1-0 at 10:08 of the first period with a wrist shot from the right face-off circle.

Dewar and Danton Heinen then scored 25 seconds apart.

Dewar tied it 1-1 at 17:11, tipping a shot from Noel Acciari onto Markstrom and collecting the rebound for a wrist shot.

Heinen gave the Penguins a 2-1 lead at 17:36 with a backhand on a 2-on-1.

Rickard Rakell made it 3-1 on a delayed penalty at 4:24 of the second period with a one-timer in the slot set up by Sidney Crosby.

Nathan Bastian seemed to score short-handed for the Devils on a two-man breakaway at 15:26, but it was ruled offside and the goal was waved off after Pittsburgh challenged.

Tomasino extended it to 4-1 at 2:22 of the third period, stealing the puck from Johnathan Kovacevic for a wrist shot.

The Devils scored back-to-back power-play goals 1:00 apart after the Penguins were given two double-minor penalties for high sticking — Acciari at 3:21 and Evgeni Malkin at 5:46.

Meier cut it to 4-2 at 5:40, a wrist shot from the right circle. Hischier then deflected a shot from Hughes at 6:40, making it 4-3 with his team-leading 28th goal of the season.

Karlsson pushed it to 5-3 on the power play at 14:17 with a snap shot from the point. It was his 199th NHL goal.

Dewar extended it to 6-3 with an empty-net goal at 19:05 before Kevin Hayes scored on a wrist shot from the slot at 19:38 for the 7-3 final.