The announcement finally ends the team’s long-running engine supply crisis, having fallen out with Renault and been turned down by alternatives Mercedes, Ferrari and even Honda.
So as Tag-Heuer ends its long sponsorship deal with McLaren, the brand is now moving to Red Bull where it shall now be known as Red Bull’s power unit supplier.
In a statement, Red Bull admitted it is a “shift away from F1’s conventional supply systems”.
“Tag Heuer and Red Bull are two transcendent brands which have both a passion for racing and a drive to do things differently, and this unique collaboration is further evidence of that,” said team boss Christian Horner.
“We are also pleased to see Renault confirm its long-term commitment to F1 and would like to thank them for their contribution to the team since 2007. Their technical partnership with Ilmor gives us confidence, and we look forward to the 2016 season,” he added.