Wolfsburg last week clinched the Budesliga title and made it back-to-back DFB-Pokal crowns on Saturday afternoon (Sunday AEST).
Matildas star and former Newcastle Jets players Van Egmond was a late substitute in the match as two second-half goals from Pernille Harder ensured Wolfsburg's cup defence, in a was repeat of last year’s final.
Jovana Damnjanovic pulled one back for Sand in the 78th minute just after Wolfsburg's Alexandra Popp was sent off, as all three goals were scored in a frenetic 12-minute period.
The Bundesliga champions ended the game with nine players after Sara Björk Gunnarsdottir also received her marching orders in injury time.
Van Egmond scored four goals in eight league appearances for Wolfsburg this season and featured five times in cup games.
For Wolfsburg, the silverware was the perfect parting gift for veteran Ralf Kellermann, who after nine titles in the past five years will be taking up a the role of sporting director for the VfL Wolfsburg women’s side.