RENNtech | TCU Tune | 9G Transmission Upgrade rolls-royce-phantom-coupe-esr5447465 The transparent tinted powder coats

The transparent tinted powder coats perfectly showcase the hand finishing in a variety of shades

Our carbon fiber front splitter integrates flawlessly with the original lines of the vehicle while boosting the overall testosterone level of the sporty SLS

RENNtech boosts the 550-Series to AMG Power Levels

- Audi RS7 (4K) 2019+

204 - C 63 AMG Black Series

RENNtech | TCU Tune | 9G Transmission Upgrade rolls-royce-phantom-coupe-esr5447465 The transparent tinted powder coatsTransmission Control Unit (TCU) Software Upgrade AMG 9G Transmission Upgrade TCU upgrade is now available as an individual upgrade for the following vehicles equipped with the Mercedes Benz 9G Tronic transmission. Our TCU upgrade delivers faster acceleration by matching the power output of our ECU and Turbo upgrades. Increased Clutch Torque Limits Increased Clutch Pressure Faster shift times Fitment: W463 G Wagon W205 C Class W213 E Class X290 AMG