Red Bull surprised F1 rivals took so long to understand its DRS secret

The Milton Keynes-based squad has produced some eye-opening performances this year thanks to a huge advantage that drivers Max Verstappen and Sergio Perez enjoy when the DRS is open.

The opposition have been looking closely to try to understand if there is a clever trick that Red Bull has deployed to deliver the speed boost.

Lewis Hamilton also recently prompted some intrigue about what Red Bull was up to, as he questioned why the team’s DRS…