RENNtech ECU+ Upgrade | Aston Martin | V8 Vantage | 615 HP/645 LB-FT | 4.0L V8 BiTurbo | M177 | MY2018-2023 mercedes-benz-ml-class--166---2012-2015--ml-350-blueefficiency-esr5978066 predictable results which is a

predictable results which is a consistent

0" Weight:   Construction: 1-piece Forged Tire Size: 255/30-20

Dyno measured by RENNtech (peak):               489 HP @ 4

rolled on spools

RENNtech ECU+ Upgrade | Aston Martin | V8 Vantage | 615 HP/645 LB-FT | 4.0L V8 BiTurbo | M177 | MY2018-2023 mercedes-benz-ml-class--166---2012-2015--ml-350-blueefficiency-esr5978066 predictable results which is aECU+ Upgrade Up to 615 HP 645 LB FT Gains: +85 HP & +89 LB FT RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal! Our proprietary tuning module stores both the RENNtech tuned file and your vehicles stock file. The module plugs directly into the OBD2 port and delivers the file you choose directly to the ECU. Programming takes only a few minutes and the vehicle