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 This process creates a laminate

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

Power gains are calculated based on the peak stock performance measured by RENNtech

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

The maximum power number reached with the RENNtech ECU+ Upgrade for the C205 - C 63 AMG Coupe is up to 601 HP and 657 LB-FT

997 Carrera GTS

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 This process creates a laminateRENNtech 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