FTP Introduces ECU Tuning Software for your  2007-2010 CLS 63 AMG W-219 Chassis (NON TURBO V8 N/A Motor)

Stock Performance:  507 HP 460 TQ
Tuned Performance: 540 HP 494 TQ

Stock Speed Limiter:  155MPH
Tuned Speed Limiter: 200MPH+