2019–2021 Cummins EZ Lynk Custom Tuning – File Only 4-Week Access or Lifetime Access Available This option is for customers who already own an EZ Lynk AutoAgent and want a...
2019–2021 Cummins EZ Lynk Custom Tuning – File Only
4-Week Access or Lifetime Access Available
This option is for customers who already own an EZ Lynk AutoAgent and want a fully custom, VIN-specific tune file built specifically for their truck and modifications.
Every tune is created based on your exact setup, driving style, and performance goals.
🔧 Supported Trucks
2019–2021 Ram Cummins
6.7L Cummins
Automatic or manual transmissions
📂 What This Product Includes
Custom ECM tune file only (device not included)
VIN-specific calibration built for your exact setup
Uploaded and delivered through EZ Lynk
Unlimited free revisions during your access period
Street, tow, or performance-focused tuning available
⏱️ Access Options
4-Week Access
Ideal for initial setup and dial-in
Unlimited revisions within the 4-week window
Lifetime Access
Permanent tuning access tied to your truck
Best option for future mods and long-term ownership
Unlimited revisions for the life of the vehicle
🛠️ Common Supported Mods
Stock or upgraded turbochargers
Injector upgrades
CP3 conversions
Lift pumps
Intake & exhaust upgrades
Emissions-equipped or off-road setups (where applicable)
⚠️ Important Notes
EZ Lynk AutoAgent required (not included)
Tunes are VIN-locked and cannot be reused or transferred
Novelty tuning ( lope, limiter) available upon request and may require acknowledgment due to increased engine wear
EZ Lynk is cloud-based and requires internet access for flashing and updates
✅ Why Piston Twistin?
100% custom, in-house Cummins tuning
Support even after hours . We monitor our email / Tech Inbox just in case you need help
Reliability-focused tuning with performance where it makes sense
If you have any questions or want to confirm compatibility before ordering, feel free to reach out.
