Everything is meant to be bigger and better in the US state of Texas, so it is no surprise that local hypercar maker Hennessey has come up with a colossal six-wheel-drive pick-up truck. Powered by a 6.2-litre supercharged V8 engine with a whopping 1,102 horsepower on tap, the jacked-up Mammoth 6×6 is the biggest truck ever created by the 30-year-old company. Billed as “terrifyingly imposing, monstrously capable, and unthinkably fast.” the pick-up dwarfs regular cars and vans. And standing at 2 metres tall and 2.2 metres wide, the Mammoth will probably frighten the living daylights out of their…