2012 - 2018 Mercedes Benz CLS63 AMG - M157 V8 Bi-turbo 5.5 - Performance ECU Tuning S63TU This service is specifically tailored

This service is specifically tailored for W219 CLS-Class models equipped with the Bosch ME9

S550 M278 Performance Flash Tune Stage 1 gains:

BMW Siemens MS45 Fitment Information of Vehicles Supported for BMW E83 M54 EWS Removal:

you will have to send in the original and replacement ECU (make sure part numbers match or are compatible)

ensuring precision and reliability for S600 and S65 AMG models

2012 - 2018 Mercedes Benz CLS63 AMG - M157 V8 Bi-turbo 5.5 - Performance ECU Tuning S63TU This service is specifically tailoredPerformance M157 ECU tune for the Mercedes Benz CLS63 AMG W218 with M157 5. 5L V8 Bi Turbo Engine with MED17. 7. 1 MED17. 7. 3 ECU. Stage 1 M157 CLS63 AMG Performance Tune gains: 122WHP @ 4000RPM 193WTQ @ 2700RPM Performance tuning modifies torque limiter maps, boost levels, fuel maps, ignition timing advance maps and more. All to help safely increase HP TQ, while keeping good drive ability and factory fail safes limp protection in place. Factory