The 2015 champion not only rose to the top three overall, but also helped Team 18 into third in the teams' standings, behind Red Bull Ampol Racing and Walkinshaw Andretti United.
As revealed by V8 Sleuth, Sunday's Race 2 was completed in the highest average speed of any Australian Touring Car Championship/Supercars Championship race on Australian soil.
The 40-lap race, which didn't feature a BP Ultimate Safety Car intervention, was completed in 1 hour, 26 minutes, making for an average speed of 172.08km/h.
Cameron Waters scored his 20th career podium in his 160th start, with third-placed Chaz Mostert claiming a 60th podium in his 233rd start.
Van Gisbergen will take a 33-point lead over Mostert to the next round in Sandown, with Winterbottom 69 points off the lead.
The Repco Supercars Championship field will return to Victoria for the Penrite Oil Sandown SuperSprint across March 20-21.