I use Hex Workshop V4.23 but it came with some tuning stuff I bought from Moates.net.
I wasn't able to locate an actual "free" download of it though.
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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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