Mueller celebrated his 400th Bundesliga appearance with a goal and an assist as the champions crushed VfL Wolfsburg 4-0 on Friday.
Captain Manuel Neuer, Thomas Mueller, Robert Lewandowski, Serge Gnabry and Kingsley Coman are all tied up until 2023.
Bayern Munich’s central defender Mats Hummels and the Polish striker Robert Lewandowski had on Wednesday, a strong confrontation.
Champions Bayern Munich will kick off 2018 with an almost complete squad after top scorer Robert Lewandowski, Mats Hummels and Joshua Kimmich were declared fit.
Robert Lewandowski has managed to surpass his rival, Pierre-Emerick Aubameyang, in the battle of Bundesliga's top scorer.