Nearly 1,200 wheel horsepower is a wild improvement over the crank-rated 1,064 horsepower advertised by the Chevrolet ...
HP Tuners has unlocked the factory E68 engine control module, opening the door for aftermarket power upgrades for both the C8 ...
HP Tuners cracked the engine control module for GM's LT6 and LT7 V-8s, and then a modded ZR1 registered 1180 horsepower at the wheels.
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