Rullo 's best race finish was sixth ( twice ) and he finished 17th in the championship .
Rullo made his Dunlop Series debut for Lucas Dumbrell Motorsport in 2016 , driving a Castrol - backed Holden VF Commodore for the full season .
Rullo 's best race finish was sixth ( twice ) and Rullo finished 17th in the championship .
Rullo made his Dunlop Series debut for Lucas Dumbrell Motorsport in 2016 , driving a Castrol - backed Holden VF Commodore for the full season .