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AMG S 63 (MY 2021) | W222 | M177 | 4
Our proprietary ECU upgrade for the Mercedes M276 engine offers huge gains in performance across the entire RPM range without sacrificing around-town comfort or daily driver reliability
NOTE: CPC upgrade is intended for use with RENNtech ECU software
93 Octane or higher gasoline has to be used with R2 upgraded RENNtech vehicles to avoid damage to the engine
Crank Performance Numbers are calculated with a 12% Drivetrain loss on the AMG GT/S
RENNtech ECU+ Upgrade | GLE 580 EQ Boost | 592 HP / 704 LB-FT | Gains: +68 HP & +120 LB-FT | MY2020-2023 porsche-cayenne--92a---2011-2018--s-e-hybrid-esr9908392 AMG S 63 (MY 2021)RENNtech ECU+ Upgrade GLE 580 EQ Boost W167 4. 0L V8 BiTurbo EQ Boost M176 MY2020 2023 RENNtech HHT (Hand Held Tuner) is the number one ECU programmer for Mercedes Benz and AMG. Do it yourself tuning, with no ECU removal or mechanical modifications necessary! RENNtechs proprietary tuning module contains both the Tuned file as well as your vehicles Stock file. The module plugs directly into the OBD2 port and delivers the file you choose directly to the
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