Jesse Barwell put the Corvairs ahead 2-0 in the first period and Caledonia went on to beat Elmira 4-1 in Game 3 of the Sutherland Cup semifinals.
Ty Biles scored the Sugar Kings only goal in the second period on the power play.
Sean O'Brien and Andrew Burns also scored for Caledonia who went 2-5 with the man advantage.
The Corvairs are up 3-0 in the series. Game 4 is tonight at 7:30 in Elmira.