GAS ECU Tuning, CLS63S 2013-2017

Improve your power, torque, throttle response, and fuel mileage instantly and reliably with a GAS ECU tune! Our carefully developed software will turn your vehicle into everything it should have been from the factory, all while retaining smooth driveability and all of the functionality and comfort you're used to.

Note: All quoted power numbers have been dyno-tested on an otherwise completely stock vehicle on pump gas. Any modifications such as intake/exhaust/downpipe/intercooler, etc will have an effect on power gains. For more information on the power potential of your vehicle, please contact a member of our sales team.

Factory: 577HP / 590TQ

Tuned: 670HP / 737TQ (Stage 1)

Tuned: 704HP / 778TQ (Stage 2 w/ downpipes)