RENNtech ECU Upgrade | S 65 AMG | W222 | 670HP/840LB-FT | 6.0L BiTurbo V12 | M279 | MY2018-2020 mercedes-benz-cl-class--215---2001-2006--cl-600-biturbo--2003-2006--esr3211224 RENNtech ECU Upgrade for 463

RENNtech ECU Upgrade for 463 - G 63 AMG

This process creates a laminate with a precisely controlled resin volume and in turn is 20-30% stiffer and stronger than an equivalent thickness wet laminate process

Whether your AMG GT is equipped with iron or carbon ceramic rotors

This is accomplished by improving the underbody airflow and allowing for a smooth transition to ambient air when the vehicle is at speed

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RENNtech ECU Upgrade | S 65 AMG | W222 | 670HP/840LB-FT | 6.0L BiTurbo V12 | M279 | MY2018-2020 mercedes-benz-cl-class--215---2001-2006--cl-600-biturbo--2003-2006--esr3211224 RENNtech ECU Upgrade for 463RENNtech ECU Upgrade for 222 S 65 AMG. Up to 670HP and 840LB FT. Gains: +49HP & +102LB 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