RENNtech ECU+ Upgrade | S212 | E 63 AMG | Wagon | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2012-13 downpipe Gains: +40HP & +70LB-FT

Gains: +40HP & +70LB-FT

Flying Spur Speed (MY2022+)

AMG GT 53 4-Door Coupe | MY2019+ | *Needs to be equipped with optional performance exhaust/factory valves*

RENNtech Carbon Fiber Bubble Top Air Box for M113 Mercedes Engines

RENNtech ECU+ Upgrade | S212 | E 63 AMG | Wagon | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2012-13 downpipe Gains: +40HP & +70LB-FTECU+ Upgrade 669HP 734TQ Gains: +119HP +190TQ 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 can be reflashed