 | This article relies largely or entirely on a single source. (February 2017) |
The 2006 Formula 3 Sudamericana season was the 20th Formula 3 Sudamericana season. It began on 26 March 2006, at Autódromo Internacional de Curitiba in and ended on 26 November at Autódromo José Carlos Pace in São Paulo. Brazilian driver Luiz Razia won the title.