On the 5.0L motors you can tow up to 3000lbs on the 87 octane tune.
Anything over that you would need to use the tow tuning.
Your tow/haul tune, is your transmission adjustments.
Our tow tune is set based on timing and added safe power over stock when towing up to the limits set by the trucks manufacture specs.
Email me directly if your having ANY trouble with the forum.
Not able to LOGIN, email me with your Username that you registered with.