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03. Banks' optional OttoMind engine-calibration module matches the fuel curve to airflow improvements. GBE says the OttoMind optimizes efficiency and prolongs durability by calibrating fuel and spark timing to changing conditions and removes the factory-imposed power delay, which can delay giving you full power for as much as 60 seconds, according to GBE. OttoMind also puts more horsepower and torque at the shift points.