This SCT X4 Tuner is a package that includes the famous X4 and a custom ECM unlock cable for 2020-2021 Ford F-250 & F-350 Super Duty 6.7L Powerstroke trucks. It includes pre-loaded tunes as listed below, and will hold custom tunes as well (sold separately by custom-tuning SCT dealers). Using the custom ECM cable, the ECU is flashed directly. As with all X4 tuners, you can use the customizable screen to monitor engine vitals and parameters. 

Includes Pre-loaded Tunes for:

• Tow Tune: Adds +30 Horsepower & +66 Ft. Lbs. Torque
• Street Tune: Adds +61 Horsepower & +74 Ft. Lbs. Torque
• Performance Tune: Adds +76 Horsepower & +210 Ft. Lbs. Torque

User Adjustable Options:

• Speed Limit
• Rev Limit (Drive)
• Rev Limit (Neutral)
• Idle Speed Neutral)

Special Functions:

• Read and Clear Diagnostic Trouble Codes
• Calibrate for Different Tire Sizes
• Adjust Axle Ratios
• TPMS - Front and Rear
• Manual Diesel Particulate Filter (DPF) Regen (Cleaning)
• Stationary DPF Regen
• Mobile DPF Regen