We know that German tuners G Power know a thing or two about taking a regular M3 and turning into a monster that eats Porsche for breakfast and has room left of supercar desert. Their biggest M3 achievement to date was the 635 horsepower BMW M3 GTS, but even that pales in comparison with the Tornado RS kit for the same car.

To put things bluntly, your vanilla M3 can now be turned into something that has more power than the Aventador, the 458 Italia or the SLS.

The M3 has been fitted with [...]

Source: autoevolution