Chevrolet 4.3i V6 Tuning
Supported in 2 Chevrolet models, 2013+.
Chevrolet
6 supported 4.3i V6 applications
Models With the Chevrolet 4.3i V6
All Supported Chevrolet 4.3i V6 Tunes
| Model | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| Express | 2018+ | 285 hp | ECU Delco E92 | AutoTuner | |
| Express | 2018+ | 285 hp | TCU Delco T87A | AutoTuner | |
| Express | 2018+ | 285 hp | TCU Delco T87 | AutoTuner | |
| Silverado | 2013+ | GMT K2XX | 285 hp | ECU Delco E92 | AutoTuner |
| Silverado | 2013+ | GMT K2XX | 285 hp | TCU Delco T87A | AutoTuner |
| Silverado | 2013+ | GMT K2XX | 285 hp | TCU Delco T87 | AutoTuner |
About Chevrolet 4.3i V6 tuning
We tune the Chevrolet 4.3i V6 in 6 applications across the Express, Silverado, from 2013+, in gasoline form, with stock outputs of 285 hp. Calibrations are written on AutoTuner for your exact hardware and fuel, then proven on our Dynojet 424xLC2 in Jenison, MI.
This engine runs on: Delco E92, Delco T87, Delco T87A.
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.