Audi Details New 48-Volt Electrical System By Jason Siu Aug 27 2014 Share this Article Tweet Audi has released some details on its future electrical system. Continue Reading... Filed under: Audi Coupes Diesel Cars Featured Articles German Luxury Cars TechnologyTags: 48 volt electrical system, Audi, audi 48 volt electrical system, audi electrical system, audi rs5 tdi concept