RENNtech | ECU Upgrade | W463 | G 63 AMG | 635 HP / 620 TQ | 5.5L BiTurbo V8 | M157
RENNtech ECU Upgrade for 463 – G 63 AMG. Up to 635HP and 620TQ.
Gains: +99HP & +60TQ
RENNtech M157 Biturbo ECU Upgrades are TÜV approved!
Our proprietary ECU upgrade for the Mercedes M157 engine offers huge gains in performance across the entire RPM range without sacrificing around town comfort or daily driver reliability.
G 63 (W463) M157 Bi Turbo-Stock Performance:
– 536 HP @ 5500 RPM; 560 LB-FT @ 4800 RPM
– 635 HP @ 5500 RPM; 620 LB-FT @ 3800 RPM
Pricing on Special Order items does not include Air Freight, Customs, Taxes, or Duties.