When custom tuning fits
For trucks with specific drivability, towing, monitoring, or modified-hardware needs.
- Turbo or fuel-system upgrades
- Towing-focused torque delivery
- A specific drivability target
- Competition or off-road use where lawful
Vehicle-specific calibration
Built around your truck.
A tune file should account for the vehicle, hardware, maintenance condition, transmission, and the way the truck is used.
How it works
Send your truck details and goals. We confirm technical requirements, compatible hardware, file delivery, and the support included before work begins.
What to prepare
Model year, VIN if requested, engine, transmission, current calibration, installed parts, tire size, and a clear description of the desired outcome.
Responsible performance
We do not promise universal power or economy gains. Product use must comply with emissions, registration, warranty, insurance, and road-use laws.
Fitment first
Not sure what your truck needs?
A new Sunstate Diesel experience
We're putting the finishing touches on it.
We're refining the Sunstate Diesel online experience to make it faster, clearer, and more useful for your truck. A few pages and features may still be taking shape—thanks for your patience.