The Wallabies needed a wake-up call in the second half to beat the United States Eagles 47-10 in their final Rugby World Cup warm up match at Soldier Field in Chicago.
The USA Eagles put through a strong unexpected performance in the first half leaving the scores at half time 14-10 in favour of the Wallabies.
Australia struggled to find their rhythm and were not impressive.
Meanwhile, Taqele Nayaravoro has given Wallabies coach, Michael Cheika a reason to regret why he was dropped from the Wallabies World Cup squad.
The former Suva Grammar School student was highly impressive on his debut performance when he came on in the last 10 minutes of the match and crossed over for an emphatic try.
Henry Speight also had a good game at outside centre.
Bernard Foley, Nick Phipps, Sean McMahon, Dean Mumm, Kurtley Beale, Quade Cooper and Taqele Naiyaravoro all bagged tries for the Wallabies with five eighth Foley adding six from seven with the boot.
Meanwhile, England beat Ireland 21-13, Wales defeated Italy 23-19 Japan edged Georgia 13-10 while France beat Scotland 19-16.
Fiji will play Canada at 1.30am tomorrow.