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8 at 5900 rpm 495
The Evolution performance exhaust offers a deep sporty sound
64 HP @ 6500 RPM
CLS 63 (W219) Stock Performance:
We have found the M176 engine stock performance numbers vary from the baseline figures claimed by Mercedes-Benz
RENNtech Porsche 996 Turbo ECU Upgrade (463 HP / 501 LB-FT) mercedes-benz-gle-class--166---2016-2020--gle-450-esr9780931 8 at 5900 rpm 495RENNtech ECU Upgrade for 996 Turbo 3. 6. Up to 463HP and 501LB FT. Gains: +49HP & 88LB 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 proprietary tuning