Dodge 6.4 V8 SRT8 Tuning
Supported in 3 Dodge models, 2008+.
Dodge
22 supported 6.4 V8 SRT8 applications
Models With the Dodge 6.4 V8 SRT8
All Supported Dodge 6.4 V8 SRT8 Tunes
| Model | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| Challenger | 2008+ | 477 hp | ECU Continental GPEC2A | AutoTuner | |
| Challenger | 2008+ | 477 hp | ECU Continental GPEC2 | AutoTuner | |
| Challenger | 2008+ | 477 hp | ECU Continental GPEC3 | AutoTuner | |
| Challenger | 2008+ | 477 hp | TCU ZF 8HP70 | AutoTuner | |
| Challenger | 2008+ | 477 hp | TCU ZF 8HP70 | AutoTuner | |
| Challenger | 2008+ | 477 hp | ECU Motorola NGC4A | AutoTuner | |
| Charger | 2011+ | LD | 477 hp | ECU Continental GPEC2A | AutoTuner |
| Charger | 2011+ | LD | 477 hp | ECU Continental GPEC2 | AutoTuner |
| Charger | 2011+ | LD | 477 hp | ECU Continental GPEC3 | AutoTuner |
| Charger | 2011+ | LD | 477 hp | TCU ZF 8HP70 | AutoTuner |
| Charger | 2011+ | LD | 477 hp | TCU ZF 8HP70 | AutoTuner |
| Charger | 2011+ | LD | 477 hp | ECU Motorola NGC4A | AutoTuner |
| Durango | 2011+ | WK2 | 477 hp | ECU Continental GPEC2A | AutoTuner |
| Durango | 2011+ | WK2 | 482 hp | ECU Continental GPEC2A | AutoTuner |
| Durango | 2011+ | WK2 | 477 hp | ECU Continental GPEC2 | AutoTuner |
| Durango | 2011+ | WK2 | 482 hp | ECU Continental GPEC2 | AutoTuner |
| Durango | 2011+ | WK2 | 477 hp | ECU Continental GPEC3 | AutoTuner |
| Durango | 2011+ | WK2 | 477 hp | TCU ZF 8HP70 | AutoTuner |
| Durango | 2011+ | WK2 | 482 hp | TCU ZF 8HP70 | AutoTuner |
| Durango | 2011+ | WK2 | 477 hp | TCU ZF 8HP70 | AutoTuner |
| Durango | 2011+ | WK2 | 482 hp | TCU ZF 8HP70 | AutoTuner |
| Durango | 2011+ | WK2 | 477 hp | ECU Motorola NGC4A | AutoTuner |
About Dodge 6.4 V8 SRT8 tuning
We tune the Dodge 6.4 V8 SRT8 in 22 applications across the Challenger, Charger, Durango, from 2008+, in gasoline form, with stock outputs of 477-482 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: Continental GPEC2, Continental GPEC2A, Continental GPEC3, Motorola NGC4A, ZF 8HP70.
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.