FICM reflash, ECM rollback, and two bottles of Rev-X.
The acceleration lag when warm can be helped with a FICM reflash and the cold start problem may be cured with the Rev-X treatment. The ECM rollback can complement the FICM reflash as well as get the fuel economy back.
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Tuning, flashing, burning chips, and repairing all aspects of 7.3L Powerstrokes.
SEVEN 7.3L-powered vehicles in the driveway. Two didn't come that way from the factory!
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