We are proud to present the industry's best custom tune files for all Supercharged and Turbocharged GM Vehicles, both cars and trucks. We are delivering pure perfection with these calibrations, having been refined over many years.

SDECS Tuning's Custom Tune for GM Supercharged / Turbocharged Vehicles

Includes:

- GM Factory Turbocharged Engine Custom Tuning

- GM Factory Supercharged LSA, LS9, LT4 & LT5 Engine Based Custom Tuning

- GM Aftermarket Supercharged LS Engine Based Custom Tuning

- Buick, Cadillac, Chevrolet, Pontiac and more Custom Tuning

- Corvette, Camaro, Trailblazer, Avalanche, SS Custom Tuning

SDECS Tuning GM Engine Calibration Features:

- Perfect Driveability

- Lightning Fast Throttle Response

- Big Increases in Power and Torque

- Tunes Modified for Real World Environment

- Reliability That You Can Count On

In addition to the excellent and what we feel is the most important part of our calibration service, PERFECT DRIVEABILITY, we are able to give the GM Platform a nice boost in performance with excellent power gains.

NOTE: SDECS' RTD Device will work for select GM vehicles. Verify vehicle support with TDN for your vehicle here on HPTuners website by verifying the text "TDN" is next to your vehicle: https://www.hptuners.com/vehicles/gm-tuning/

If your vehicle is not supported on TDN, you will need to purchase an MPVI3 device here: HPTuners MPVI3 Device