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i was wondering if it is possible to flash the stock ecm on a 99 F-350 7.3 and if so where can i find the limits that you can take it to without hurting the engine. also should the transmission be altered in the ecm after flashing for the engine.
or am i just out of my mind and it can't be done.
Posting in the Super Duty forum was a good place to ask your question. Be sure and look around the site since there is a lot more info here for you. Another board to checkout is your state chapte so be sure to drop in: https://www.ford-trucks.com/forums/forum181/