Video: Granatelli Adds 52 RWHP to a Z06 Without Breaking a Sweat

A stout 505 horsepower rating from GM is more than enough for most folks, but the truth is that the LS7 is just dying to breathe deeper and reward you with even more power. In this video, Granatelli Motorsports adds 52 RWHP to a C6 Z06 without even breaking a sweat thanks to some simple upgrades.