Vincent Trocheck scored on the power play at 7:24 of the second overtime to give the Rangers a 4-3 victory over the Carolina Hurricanes on Tuesday, as New York took a 2-0 lead in the second round, in the East.
Alexis Lafrenière scored two goals, Chris Kreider also scored on the power play and Artemi Panarin added two assists.
Igor Shesterkin stopped 54 shots, a season high.
The Rangers earned their sixth consecutive victory since the start of the series, having swept Washington in the first round.
Jake Guentzel scored two goals, Dmitry Orlov also scored and Sebastian Aho had three assists for the Hurricanes.
Frederik Andersen blocked 35 shots.
The Hurricanes have lost three of their last four games, including two in double overtime, after winning the first three games in the first round.
Carolina lost a fourth straight game in overtime in the playoffs, including two against Florida in the East final last year.
The series moves to Raleigh for the next two games. The third meeting will take place Thursday evening.
Shesterkin made a save against Martin Necas a minute and a half into the second overtime, then frustrated Jordan Staal 30 seconds later.
As for Andersen, he made a remarkable save on a shot from Panarin.
The Hurricanes finished 0 for 5 on the power play.
Trocheck stopped the debate by taking advantage of a rebound, obtaining a net in a fifth consecutive game.
Lafrenière fired a shot into the top corner to give the Rangers a 1-0 lead midway through the first period.
The 22-year-old Quebecer made it 2-2 midway through the middle period, redirecting a pass from Adam Fox.