Gemballa 957 GT750 Biturbo was spotted the last week. Gemballa is a tuning company based in Leonberg near Stuttgart, Germany, which was founded by, and named after, Uwe Gemballa in 1981.
Gemballa also has a modification based on the Porsche Cayenne Turbo. This produces around 750 brake horsepower. The modification is called GT 750.
