2016 - 2019 Mercedes Benz GLS63 AMG - M157 V8 Bi-turbo 5.5 - Performance ECU Tuning M60B30 to your replacement DDE/ECU

to your replacement DDE/ECU

- BMW E63 M6 V10 S85 Bench Flash Tune:

Engine: N52B30

- E63 M6 SMG Euro Upgrade - Remote OBD2 Flash:

2016 - 2019 Mercedes Benz GLS63 AMG - M157 V8 Bi-turbo 5.5 - Performance ECU Tuning M60B30 to your replacement DDE/ECUPerformance M157 ECU tune for Mercedes Benz GLS63 AMG X166 with M157 5. 5L V8 Bi Turbo Engine with MED17. 7. 1 MED17. 7. 3 ECU. Stage 1 M157 GLS63 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