The Vernon Vipers took game four against the Penticton Vees 3-0 Tuesday night.
The BCHL Interior Division semi-final is now tied at 2-2.
Jagger Williamson scored two goals less than three minutes apart in the first period of play to open up scoring.
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Niko Karamanis scored an empty netter in the last minute of play when the Vees pulled goalie Mathew Robson.
Penticton was 0-5 on the power plays, Vernon 0-2.
Meanwhile, the Chilliwack Chiefs blanked the Victoria Grizzlies 6-0.
Game five moves to Penticton Friday evening.