I wasn’t even aware that something like this even existed. From the next-level brains over at crazycarlsturbos.com comes the first ever supercharged twin turbo Cummins. They utilize a Whipple supercharger for instant throttle response with a 3psi @ idle and 80psi total. This bad piece of machinery weighs in at 7400lbs and gets around 17mpg average […]