The programmer will come with three calibrations. A transmission only tune (which addresses transmission shifting but does not alter engine tuning), an 87 octane towing tune (which also doubles as a daily driving tune maximized for 87 octane fuel), and a 93 octane performance tune for use with 91/93 octane fuel.
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Tuning, PCM flashing, and burning chips for 7.3s since 2008. Repairing all aspects of 7.3L Powerstrokes for 25 years.
Eight 7.3L PSDs in the driveway including a 1994 Crown Vic and 1973 F100/2002 F350. Looking for the next victim.
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