Maranatha went through a grueling fourth set but came out victorious with a 31-29 win.
Junior outside hitter Torey DeLozier (Watertown, Wis.) notched a double-double with 29 kills and 17 digs while sophomore hitter Laci Peterson (Chillicothe, Ill.) hammered out 16 kills and a solo block.
Junior libero Hallie Nelson totaled 21 digs on defense.
Wisconsin Luther is the fourth ranked team and Maranatha the fifth with a 6-4 record in the NAC. They are currently 16-5 overall.
Maranatha will host Alverno on Saturday at 6:00 p.m. for Parent’s Day.