This Hennessey-modified Silverado features a supercharged 6.2-liter V-8, and each of the 100 copies will cost $140,000.
To turn the standard ZR2 into a true Goliath, the Hennessey team straps a massive twin-screw supercharger to the factory ...
Oddly enough, and much to the dismay of some performance and off-road truck enthusiasts, General Motors continues to stand ...