RENNtech Porsche 997 Carrera (3.6L DFI) ECU Upgrade (365 HP / 300 LB-FT) mercedes-benz-s-class--222---2014-2017--s500-maybach-esr3807363 This combination allows for a

This combination allows for a greater volume of incoming air to the engine to maximize performance across the vehicles entire power band and is good for an additional 30 hp and 30 lb/ft of torque

RENNtech ECU HHT (HandHeldTuner) for the 230 - SL 600

RENNtech performance software unleashes the true potential of your Mercedes

The Official RENNtech Motorsport Hoodie

X290 - GT 63 S AMG 4-Door Coupe

RENNtech Porsche 997 Carrera (3.6L DFI) ECU Upgrade (365 HP / 300 LB-FT) mercedes-benz-s-class--222---2014-2017--s500-maybach-esr3807363 This combination allows for aRENNtech Porsche 997 Carrera (3. 6L DFI) ECU Upgrade. Up to 365HP and 300LB FT. Gains: +20HP & +12LB FT Our proprietary Porsche ECU upgrade offers rock solid performance from RENNtech, the foremost tuning authority on Bosch and Siemens engine control units. These same units are utilized in Mercedes Benz vehicles, which RENNtech has been tuning since electronic engine management started to show up in vehicles during the mid 1980's, though our