Cadillac CT4-V Tuning
1 supported Cadillac CT4-V application, 2020-2023.
Cadillac
1 supported CT4-V tunes
Cadillac CT4-V
2.7L (L3B)
2020-2023
- Controller
- Engine (ECU)
- Note
- Requires an ECU unlock or upgrade service
HP TunersBook a tune
All Supported Cadillac CT4-V Tunes
| Engine | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| 2.7L (L3B) | 2020-2023 | ECU | HP Tuners |
Other Cadillac Models
About Cadillac CT4-V tuning
Rapid Racing supports 1 Cadillac CT4-V application from 2020-2023 through HP Tuners. 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: 2.7L (L3B).
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.