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CLASS S (W 221) 63 AMG Performance [2 Filters Required] (HP: 544 | Year: 10 > )
gaining up to +90 HP and +106 TQ
ECU+ Upgrade | Up to 669HP / 734LB-FT | Gains: +64HP & +108LB-FT
Weight optimization and developed specifically for the Mercedes-Benz W205 - C63 AMG Sedan
The HHT for Mercedes-Benz AMG
RENNtech ECU Upgrade | W212 | E 63 S AMG | Sedan | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2014-2016 ferrari-812--2017-2024--esr9630581 CLASS S (W 221) 63ECU Upgrade Up to 638HP 695LB FT Gains: +33HP & +49LB FT RENNtech M157 Biturbo ECU Upgrades are TV approved! Our intermediate level ECU upgrade for the Mercedes M157 Biturbo 4 MATIC engine offers huge gains in performance across the entire RPM range without sacrificing around town comfort or daily driver reliability. This is ideal for customers who want increased performance in their daily driver without worry of extra strain on driveline components
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