Tuhia he haere tonu mo tenei irava - I te tau 2016<unk>17, i kaha a Frankfurt ki te whakaoti i te waenganui o te teepu i te tuunga 11, me te tae atu ki te 2017 DFB-Pokal Final
, te whakamutunga tuatahi o te karapu mai i te 2006, i ngaro a Frankfurt 1<unk>2 ki a Borussia Dortmund. I te tau 2017-18, i whakataetae a Frankfurt mo tetahi waahi i te whakataetae Pakeha mo te tau e whai ake nei. Kua whakamahia e Kovač te hanganga 3<unk>4<unk>2<unk>1 me te aro nui ki te pumau o te tiaki me te takaro parirau. I kawea e ia a Frankfurt ki te 2018 DFB-Pokal Whakamutunga, te tuarua mo te karapu, i reira i patua ai e ia tana kaituku mahi a muri ake nei, Bayern Munich. Na taua wikitoria, i arahina e Kovač a Frankfurt ki tana tohu tuatahi mai i te 1988. I mutu ia me te rekoata 38 toa, 20 toenga, me te 33 nga whiwhinga i roto i nga whakataetae 91. I riro a Adi Hütter hei kaiwhaiwhai.