RENNtech | Carbon Fiber | Rear Diffuser | 197 - SLS AMG mercedes-benz-cl-class--216---2007-2014--cl63-amg-esr2373882 With the proprietary RENNtech ECU

With the proprietary RENNtech ECU Tuning the W222 - Mercedes-Maybach S560 gains up to +100 HP and +102 LB-FT

no hard wiring necessary

Power gains are calculated based on stock numbers measured by RENNtech

471 LB-FT @ 3

RENNtech HHT ECU Upgrade for the 215 - CL 600

RENNtech | Carbon Fiber | Rear Diffuser | 197 - SLS AMG mercedes-benz-cl-class--216---2007-2014--cl63-amg-esr2373882 With the proprietary RENNtech ECURENNtech Carbon Fiber Rear Diffuser for the 197 SLS AMG Our rear diffuser is the companion component to the front splitter and functions to decrease drag and increase down force by improving the underbody airflow and its transition to ambient air. As with the front splitter, our rear diffuser is manufactured using the high quality prepreg carbon fiber and is a quick and easy install that requires no modifications to the SLSs rear bumper or underbody.