Mercedes | 722.9 Seven Speed | Transmission Software Upgrade | SUVs mercedes-benz-sl-class--230---2007-2011--sl-600-esr9561245 Rated by RENNtech: 575 HP

Rated by RENNtech:               575 HP @ 6

C205 - C43 AMG Coupe

This bold upgrade features an aggressive

RPM Tuned: 725 HP | 765 LB-FT

Especially with the newest generation of the Mercedes-AMG SUVs

Mercedes | 722.9 Seven Speed | Transmission Software Upgrade | SUVs mercedes-benz-sl-class--230---2007-2011--sl-600-esr9561245 Rated by RENNtech: 575 HPRENNtech Transmission Software Upgrade for 722. 9 Mercedes Seven Speed Transmissions for Mercedes AMG SUV Models. With increased engine performance it becomes necessary to further improve the drive line components, most importantly the transmission in order to ensure maximum power is transmitted to the drive wheels without transmission slippage. Especially with the newest generation of the Mercedes AMG SUVs, the transmission has been the weak point