RENNtech ECU Upgrade | S 600 | W222 | 582HP/752LB-FT | 6.0L BiTurbo V12 | M277 | MY2015-2017 mercedes-benz-s-class--s222---2014-2017--s65-amg-biturbo-4matic-esr7187941 Crank Performance Numbers are calculated

Crank Performance Numbers are calculated with a 17% Drivetrain loss on 4MATIC vehicles

the side skirts functionality is fully optimized when combined with the RENNtech front canards

the module can be unplugged and the screen goes back to the regular Mercedes menu

The RENNtech Power Module is contained in a CNC machined 6061 aluminum enclosure with pre-labeled wires and connectors

Upgrade the look of AMG GT Black Series with RENNtech Carbon Fiber Fender Extractor Inserts

RENNtech ECU Upgrade | S 600 | W222 | 582HP/752LB-FT | 6.0L BiTurbo V12 | M277 | MY2015-2017 mercedes-benz-s-class--s222---2014-2017--s65-amg-biturbo-4matic-esr7187941 Crank Performance Numbers are calculatedRENNtech ECU Upgrade for 222 S 600 BiTurbo V12. Up to 582HP and 752TQ. Gains: +59HP & +140TQ 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