RENNtech ECU Upgrade | W212 | E 63 S AMG | Sedan | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2014-2016 mercedes-benz-e-class-sedan--211---2003-2009--e-500-esr5460470 Turbo S E-Hybrid

Turbo S E-Hybrid

RENNtech M177 airboxes can add up to 27-wheel horsepower and 25 lb-ft of torque

0L V8 BiTurbo)  Modified Performance (at crank):

The one-piece carbon fiber Front Splitter is made of 100% pre-preg carbon fiber and developed to complement the full RENNtech AMG GT aerodynamic program

Maserati Quattroporte S Q4 (M156) 2013-2017

RENNtech ECU Upgrade | W212 | E 63 S AMG | Sedan | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2014-2016 mercedes-benz-e-class-sedan--211---2003-2009--e-500-esr5460470 Turbo S E-HybridECU 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