Winterbottom held off a hard-charging Van Gisbergen to win the third race of the weekend at Hidden Valley Raceway.
Red Bull continues to perform at a level far beyond any of their adversaries this weekend.
No one could touch Jamie Whincup in the opening race of the weekend.
Nissan Motorsport will take away sweet and sour memories from Hidden Valley Raceway in Darwin, Northern Territory.
Lee Holdsworth was left nowhere to go as cars were sent spinning across the track right in the path of the IRWIN Racing E63.
Lowndes holds on in Darwin ... just
All four Nissan Altima drivers finished inside the top 10.
In the first year of introducing new brands to the sport there were two Mercedes-Benz and four Nissan Altimas in the top ten in Friday's V8 Supercars practice at the Hidden Valley circuit.