GYS Calibration

Services

Engineered for your truck

Every calibration is built around your hardware, your mods and how you drive.

Core

Custom ECU Calibration

Hand-built engine calibrations written for your exact truck, modifications and goals.

Power

Engine Performance Tuning

Safe, measurable horsepower and torque gains with refined throttle response.

Drivetrain

Transmission Calibration

Firmer, smarter shifts and torque management matched to your engine tune.

Tow

Tow & Daily-Driving Calibration

Conservative, reliable tunes for heavy towing and everyday drivability.

Efficiency

Fuel-Economy Optimization

Efficiency-focused calibrations that stretch every gallon.

Data

Diagnostics & Data Logging

Datalog review and diagnostics to verify health and dial in performance.

Support

Calibration Revisions & Support

Ongoing revisions as your build evolves, backed by direct tuner support.

Hardware

Tuning Device & Hardware Assistance

Help choosing, setting up and flashing your tuning device.