• VfL Wolfsburg to play Borussia Dortmund in German Cup final after beating DSC Arminia Bielefeld.
• Wolves to contest the showpiece for only the second time in their history.
• Maximilian Arnold powers Bundesliga's second-placed club into eighth-minute lead.
• Luiz Gustavo (31) and Ivan Perišić (51) stretch Wolves' advantage.
• Arnold (55) grabs his second to finish off third division leaders Arminia.
• The 4-0 win books final date with Dortmund on 30 May in Berlin's Olympiastadion.
— OptaFranz (@OptaFranz) April 29, 2015
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