“You’re quick - in real life and on the simulator - you save fuel like no one else, so, your lovely right-foot braking.
"But, anyway mate, you really dominated it and I’m really happy for you and I hope you really enjoy it.
"Well done."
Verstappen is embroiled in a title battle of his own, the Dutchman leading seven-time world champion Lewis Hamilton by eight points with two rounds remaining.
L-R: Whincup, Verstappen and van Gisbergen in 2017
The 24-year-old has won nine races in 2021 to Hamilton's seven heading to the inaugural Saudi Arabia Grand Prix.
The 2021 Repco Supercars Championship and Dunlop Series seasons will conclude at the Repco Bathurst 1000.
Every session of the event will be broadcast live on Foxtel (Fox Sports 506) and streamed on Kayo.