Brendan Valko scored the game winner less than two minutes into the third as the Kitchener Dutchmen doubled Brantford 4-2.
Adam Kawalec got the Dutchmen on the board at 8:52 of the first but Kyle Walker and Justin Donnelly would score less than 30 seconds apart in the middle of the frame to put the 99er's up 2-1.
Connor Cole scored the equalizer on the power play for Kitchener at 16:45 of the second period.
Brandon Grandinetti scored short handed on an empty net with less than 90 seconds left in regulation to add insurance for the Dutchmen.
Kitchener out shot Brantford 45-19 in the win.
Jackson McIntosh got the win with 17 saves. Richard Little took the loss for Brantford with a 34 save performance.