WOWING V8 fans at Brisbane Truck Centre on Wednesday, Jamie Whincup and Craig Lowndes spoke about the race car of the future.
The drivers shared a sausage sizzle with grown-up and child fans before speaking about this weekend's racing and test driving a new car.
They also signed posters and memorabilia before posing for photos.
The boys also announced that Red Bull would be sponsoring the team next year.
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