Engine/Transmission Tuning for 03-07 5.9 Cummins

We work directly with the owner in person or over the internet utilizing remote access software to create a one-off tune specific to your truck and configuration.

From simple Fuel Economy & Towing to full out max effort race tunes-
Full Datalogging & Diagnostics-
Engine & Transmission Tuning-
Disable Torque & Speed Limiters-
Full fueling enabled to 5000rpm-
Remove manual trans shift speed limiters (shift gears fast like small car)
Calibrate Gear Ratios & Speedometer-
Disable Pre/Post Injection-
Launch control-
Disable SKIM & DTC's-
Enable High Idle Function-
And much more-

Any questions? Send us an email!
Optimalwelding@gmail.com