Hennessey Goliath 650 Supercharged GMC Sierra Races Bone-Stock Sierra, It's Not Even Close

Hennessey Performance Engineering has recently launched a supercharged upgrade package for the GMC Sierra 1500 with the 6.2-liter small block. Pictured at the Texas-based tuner's Pennzoil Proving Ground, the half-ton pickup trucks in the video below are night and day different in the quarter mile. The one with the fancy wheels and (continue reading...)