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.
ZR1 ECM tuning breakthrough as HP Tuners unlocks GM’s E68 ECM, enabling major performance gains for Corvette Z06 and ZR1 ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results