AMS Performance Mercedes-Benz 4.6/5.5L Bi-Turbo 7G-Tronic 722.9 Alpha Clutch Upgrade

As we stepped up the power of our Alpha M157 5.5L Bi-Turbo packages we began to experience some clutch slippage over time in our development E63 AMG 4Matic. With the massive torque increase from our Alpha 9 Package it was too much for the stock Mercedes-Benz 722.9 7G-Tronic clutches to handle!