Mercedes Benz W205 C63S AMG ECU Tuning - Stage 1

Stage 1 ECU Tuning for W205 C63S AMG with M177

- 480 WHP - a gain of 50WHP over stock;. 

- Increase throttle response

- Remove Top speed limiter; Vmax 

- All factory safeties are left untouched, allowing the ECU to step in if it determines there are any issues.

**This tune is also compatible with GLC63 as well**

These tunes are meant for *OFFROAD USE ONLY*. 

*Power gains vary based on model, modifications, fuel, and running conditions.

*Requires your ECU to be sent in to Outrun MFG if you are unable to bring your car to our location.

*2020+ models may require unlocking