Adam Weber opened the scoring at 18:40 in the first on a pass from Luke Aiken.
Connor Holder put one in from the 18 for a score at 6:10.
Holder would score at 4:05 on a header from an Ethan Short corner kick.
The Twisters’ final goal came at 30:08 in the second with Holder on a breakaway for the hat trick.
OA’s defense only allowed two shots on goal during the contest.