2020-2023 GT500 Custom Tune

HP Tuners RTD and Custom Tune for Your 2020-2023 GT500

Level 1 covers stock to mild bolt-ons like an air intake, exhaust, and 93 octane fuel.

Level 2 covers Stage 1, plus larger injectors, smaller supercharger pulley, and E85.

Level 3 covers everything including supercharger changes, built engines, return fuel systems, ect.

We will only tune both Engine and Transmission. We do not offer tuning for only one or the other.

Tuning Info Needed

1. VIN
2. Year
3. What Throttle Body
4. What Air Intake System
5. What Injectors
6. What Exhaust Modifications
7. Any other Engine Modifications
8. Any other Fuel System Modifications
9. Has the Rear Gear been Changed
10. What SuperCharger if changed
11. What Spark Plugs and Gap
12. HP Tuners RTD+ Support Only