Robert Lewandowski smashed into the roof of the net and Kingsley Coman then slotted home from twelve yards – each from Thomas Muller passes.
Serge Gnabry with expertise drilled home from the edge of the box in Bayern’s best start to a Bundesliga game since 1973.
Gnabry curled home from the edge of the area before Mark Uth force one back.
Cologne caused Bayern many issues within the closing moments however couldn’t stop Bayern overtaking Rb Leipzig by one point at the top.
Lewandowski is just the second player to get twenty three Bundesliga goals within the opening twenty two games of a season.
Bayern legend Gerd Muller reached that figure 3 times (26 in 1967-70, twenty three in 1971-72 and twenty four in 1972-73).