RENNtech Intermediate ECU Upgrade | C292 | GLE63 S AMG | Coupe | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2016+Intermediate 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
Shopping security
Each payment you make on thelockerguy is secured with strict SSL encryption and PCI DSS data protection protocols
product description
Why choose thelockerguy wholesale?
Show More
RENNtech Intermediate ECU Upgrade | C292 | GLE63 S AMG | Coupe | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2016+