Vonnen Performance

Vonnen Shadow Drive Porsche Hybrid Systeme

Tech: Vonnen Shadow Drive—Innovative Hybrid Power for Your Porsche

Realizing the advantages of hybrid powertrains, Vonnen Performance, based in the heart of Silicon Valley, has developed an innovative aftermarket, bolt-on hybrid system that takes a regular Porsche 911 and adds an electric motor between the engine and transmission, along with a battery and control unit.