Cadillac SLS Tuning
7 supported Cadillac SLS applications, 2006+.
Cadillac
7 supported SLS tunes
Select Version
All Supported Cadillac SLS Tunes
| Engine | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| 2.0 | 2012 | ECU | HP Tuners | ||
| 2.0T | 2006+ | 272 hp | ECU Delco E39 | AutoTuner | |
| 2.0T | 2006+ | 272 hp | ECU Delco E80 | AutoTuner | |
| 2.0T | 2006+ | 272 hp | ECU Delco E39A | AutoTuner | |
| 2.0T | 2006+ | 272 hp | TCU Delco T87 | AutoTuner | |
| 3.0L V6 24V | 2006+ | 273 hp | ECU Delco E39 | AutoTuner | |
| 3.0L V6 24V | 2006+ | 273 hp | ECU Delco E39A | AutoTuner |
Other Cadillac Models
About Cadillac SLS tuning
Rapid Racing supports 7 Cadillac SLS applications from 2006+ through AutoTuner and HP Tuners, with stock outputs up to 273 hp. Every calibration is built for your exact engine, fuel, and modifications, then verified on our Dynojet 424xLC2 in Jenison, MI, serving Grand Rapids and West Michigan.
Supported engines: 2.0, 2.0T, 3.0L V6 24V.
Supported controllers: Delco E39, Delco E39A, Delco E80, Delco T87.
Don't See Your Vehicle?
These lists cover off-the-shelf tuning platforms. We also do standalone ECU installs and custom calibrations, so reach out and we'll tell you what's possible for your build. Compatibility data last updated 2026-09-24.