Chaos Custom Tuning MPVI4 Tune Files (2003 2007 Powerstroke 6.0L) Vehicle Sign out Sheet Template (Excel). The Chaos MPVI4 Powerstroke 6. 0 Tune Files are built for 20032007 Ford owners who want cleaner throttle control, better torque, and more consistent drivability from the 6. 0L platform. These calibrations are created specifically for HP Tuners MPVI4 users and give the 6. 0L a steady, predictable driving feel that the factory mapping never provided. Chaos Custom Tuning is known for sharp pedal behavior, stable fueling, and dependable shift control. Whether your 6. 0L is stock or lightly upgraded, these files help the truck respond smoother during towing, daily driving, or hard use. Three levels are available so you can match the file to your setup and driving style. Tune Levels for Chaos MPVI4 Powerstroke 6. 0L Level 1 A steady calibration built for daily use and towing. Provides clean throttle behavior and predictable power. Level 2 A stronger file for drivers who want quicker response and more low end pull while keeping reliability stable. Level 3 A more aggressive calibration intended for trucks with supporting upgrades that need a sharper, harder pulling feel. Why Choose Chaos Custom Tuning? Clean throttle behavior with no lag Strong torque delivery across Working RPM Smooth fueling for better drivability Works with stock or lightly modified engines Built specifically for the HP Tuners MPVI4 interface These tune files give the 6. 0L platform a sharper, more controlled driving feel while maintaining the durability Powerstroke owners demand.