Hey world, check it out, time to get green while cleaning up while saving the world. All of these things are the same thing, in a way, and now they're all in the same vehicle. This Allianz 4000 vehicle has a top speed of 60 miles per hour and currently resides in New York City. It has a 6.7-liter Cummings diesel engine and two 12-volt lithium-ion batteries with an electric-traction drive system. How much more efficiently does it run than its non-hybrid counterparts? How does 40-45% fuel savings sound to you?