RENNtech Intermediate ECU Upgrade | C292 | GLE63 S AMG | Coupe | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2016+ mercedes-benz-clk-class--209---2004-2010--clk-500-esr5978939 CLASS E (W 211) 280

CLASS E (W 211) 280 V6 [2 Filters Required] (HP: 231 | Year: 05 > 09)

GLE63 AMG (W166 | SUV | MY2016+ | 4MATIC | M157 | 5

The maximum power number reached with the RENNtech ECU Upgrade for the E63 AMG S 4MATIC+ is 773 HP and 778 LB-FT

See STAGE 1  and STAGE 2 Turbo Upgrade for additional details

442 LB-FT @ 1

RENNtech Intermediate ECU Upgrade | C292 | GLE63 S AMG | Coupe | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2016+ mercedes-benz-clk-class--209---2004-2010--clk-500-esr5978939 CLASS E (W 211) 280Intermediate ECU Upgrade Up to 638HP 695LB FT Gains: +33HP & +69LB FT RENNtech M157 Biturbo ECU+ Upgrades are TV approved! Our proprietary 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. Our intermediate level ECU upgrade offers huge gains in performance across the entire RPM range without sacrificing around town