The Brazilian duo helped overturn a one-goal deficit at the bet365 Stadium last weekend after being introduced from the bench at the outset of the second half.
Coutinho levelled the score with a cool finish and Firmino then secured all three points for the Reds with a sensational blast into the roof of the net moments later.
Klopp is delighted that Liverpool can enjoy the benefits of the forwards’ close connection on and off the pitch, but at his pre-match press conference on Thursday took time to highlight how the overall team performance allows them to flourish.