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 the side skirts functionality is

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

Our experience

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

and was tested and perfected on the Nürbugring

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

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 the side skirts functionality isRENNtech 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