GYS 6.7 Power-Stroke ECM/TCM Tune Package!

GYS 6.7 Power Stroke Full Tuning Package.

A FOLLOW UP EMAIL WILL BE SENT REQUESTING VEHICLE INFORMATION. (Year/make/vin/Build list)

• You NEED to have access to an auto agent OR Purchase one to complete the install of Files*
• Refunds are NOT AVAILABLE.*
• Sales of this product is NOT allowed in the state of California.*
• Credits start once the order is processed.
• Package is not a physical object and will be linked by vehicle vin.*

When it comes to unlocking real power, drivability, and reliability — GYS doesn’t play games. This isn’t a generic file. This is a dialed-in tuning solution built to wake up your 6.7L Power Stroke and make it perform the way it should have from the factory.

What’s Included:

ECM Files:

 • Single power level files

• SOTF (Shift On The Fly) tuning

• Clean power delivery

• Optimized fueling & throttle response

TCM Files:

• Refined, performance-based shift strategy

• Improved shift timing

• Better torque management

• Smoother daily driving + harder pulls when you need it

Support That Doesn’t Disappear After Purchase

 ✔ 4-Week Credit Options

 ✔ Lifetime Support Available

✔ FREE tune updates/Files with Lifetime purchase

We continue refining and updating — so you continue getting better performance.

 Custom Build? Bigger Turbo? Injectors?

No problem.Every truck is different. If you have a custom setup, we’ll revise your files to match your exact build and performance goals. Power. Towing. Daily driving. Race. You name it.