Garrett Goetz led Stover with 13 points and 11 rebounds. Brock Nolting had 12 points and five rebounds. Jordan French had 10 points and Zach Weiken nine.
Quincy Wicker led the Mustangs with 16 points and Cortlen Austin had 15. Cody Wicker and Andrew Underwood each scored nine.
Northwest fell to 6-13 overall and 3-5 in conference.