The 2018 Porsche Império GT3 Cup Challenge Brasil is the first one-make Porsche racing championship in South America for 911 GT3 Cup cars and this was the fourteenth season.
It began on March 24 at Autódromo Internacional de Curitiba and finished on November 11 at Autódromo José Carlos Pace.
All cars are overseen by the Dener Motorsport team.
The sprint races has the partially top 6 reserve grid.
Bold – Pole positionItalics – Fastest lap† – Retired, but classified Bold – Pole positionItalics – Fastest lap† – Retired, but classified