"The Audi TT offroad concept provides a glimpse of how ... they may tool around with a 1:8-scale radio-controlled car kept in a custom storage box in the trunk. * Powerful and efficient e-tron ...

The Quattro has been done over with a 2.5-liter TFSI engine from an Audi TT RS, featuring a massive EFR turbo and custom components. The car retains its lightweight structure (around 2,900 lbs ...