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CLS 63 AMG BiTurbo

RENNtech ECU+ Upgrade | C218 | CLS63 AMG | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2012-13

ECU+ Upgrade | Up to 669HP / 734TQ | Gains: +119HP / +190TQ

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RENNtech ECU Upgrade | C218 | CLS63 AMG | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2012-13

ECU Upgrade | Up to 638HP / 695TQ | Gains: +88HP / +151TQ

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