The Flyers scored four times in the first period and added two more in the second to chase Penguins goalie Marc-Andre Fleury and grab a commanding 3-0 lead over favored Pittsburgh in their Eastern Conference first-round series.
They will seek to close out the series Wednesday in Philadelphia.
Fleury was shelled for six goals on 28 shots before being yanked.
The fight-filled game featured 14 major penalties and three game misconducts.
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