Cole Zimmerman scored at 2:35 of overtime to spark the 100 Mile House Wranglers to a 3-2 victory over AGI Insurance Quakers of Saskatoon to capture the 2016 Keystone Cup Sunday in Regina.
The victory is the second in three years for the Kootenay International Junior Hockey League.
Beaver Valley Nitehawks won the title in 2014.
100 Mile House trailed 2-0 after the first period before scoring twice in the second to even the game.
Ryan Friesen and Zimmerman, on the power play, tied the game for the KIJHL champs.