BC's Joe Woll made 36 saves in a 4-1 win at Agganis Arena in front of 6115 to push the Eagles past the Terriers in game two of the Battle of Comm Ave.
BC jumped out to a 2-0 lead in the first on goals from Connor Moore and David Cotten. Shane Bowers added the lone BU goal midway through the second frame off a tip from a Kasper Kotkansalo point shot.
Ron Greco added some insurance with less than five minutes to play and Graham McPhee notched an empty net goal to round out the scoring.
Jake Oettinger made 23 saves in the loss.