After a goalless first leg on the Camp Nou final week, Xavi Hernandez's Barca trailed on combination inside the last 16 while Marcao headed Galatasaray right into a twenty eighth-minute lead on the night time in Istanbul.
But 19-year-antique midfielder Pedri drew the traffic level before the damage.
The Catalan giants, gambling in Europe's 2nd-tier competition for the first time in view that 2004 after a Champions League institution-level exit, solid in advance for the primary time within the tie less than 5 minutes into the second one 1/2.
Aubameyang, a January signing after his settlement with Arsenal became ended, tapped in from Frenkie de Jong's bypass to attain his seventh intention for the membership.
Barcelona will now flip their attentions to this weekend's Clasico against Real Madrid at the Santiago Bernabeu.
"We performed a in shape of big persona," stated Xavi. "It was a superb overall performance to fight again on a ground like this towards a very good group.
"They knew a way to guard in opposition to us however we have been patient. I'm very satisfied for my gamers."
Xavi's guys sit down 1/3 within the La Liga table, 15 factors in the back of runaway leaders Madrid, as they look to qualify for next season's Champions League.
Rangers reached the last eight for the first time in view that dropping the 2008 UEFA Cup final to Zenit Saint Petersburg regardless of a 2-1 2nd-leg loss to Red Star Belgrade in Serbia.
