In 2005, he competed in the American Le Mans Series, driving a Dodge Viper GTS-R. For 2007, he competed in the GT2 class of the FIA GT Championship, and moved into the International GT Open championship the following year.

Rugolo, Tracy Krohn and Nic Jonsson helped take the team to a second-place finish in the class championship.

In 2012, Rugolo will return to Krohn Racing in the FIA World Endurance Championship.

On Wednesday before the 2017 24 Hours of Le Mans, Lucas di Grassi wasn't able to get fast enough out of the car due to an ankle injury.

Rugolo is also one of A1 Team Italy's drivers for the 2006–07 season, although he did not compete in a race in favour of Enrico Toccacelo or Alessandro Pier Guidi.