They aim to become the first side to overcome a 2-0 first leg home defeat to progress against the holders in their last sixteen tie.
Wojciech Szczesny is suspended meaning Lukas Fabianski will start.
Manager Arsene Wenger has been talking about history and how his side can repeat their 2-0 win in Munich last season.
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The boss has also been answering questions about whether or not he has personnel problem with Bayern and former Barcelona boss Pep Guardiola.