Cambridge 6 Waterloo 2
The Cambridge Winterhawks scored four times in the third to beat Waterloo 6-2.
Darcy Redwood led the Winterhawks with a pair of goals.
Max Wright made 34 saves for the win. Liam Devine turned aside 49 shots for Waterloo in the loss.
The Winterhawks out shot the Siskins 55-36.
Kitchener 6 Guelph 2
Kitchener led 3-0 after the first and went on to beat Guelph 6-2.
Connor Cole's goal at 15:47 of the opening frame stood as the game winner.
Brendan Valko led the Dutchmen's offense with a goal and an assist.
Riley Daniels made 21 saves in the win. Nick Redman stopped 40 shots for the Hurricanes.