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With the proprietary RENNtech ECU Plus Upgrade the C253 - GLC 43 AMG Coupe gains up to +41 HP and +62 LB-FT
CLA 45 AMG (C117 - M133 2
69 HP and 66 LB/FT Torque
200RPM are up to +336 HP over stock up to +234 HP over our ECU Upgrade
3 Series CABRIOLET (E93) 335 i 3
R1 Performance Package for CL 65 (C216- 670 HP / 840 LB-FT) mercedes-benz-s-class-coupe--217---2015-2017--s-65-amg-esr5480974 With the proprietary RENNtech ECUR1 Performance Package for 216 CL 65 AMG. Includes ECU Upgrade and High Efficiency Intercooler Pump. Up to 670HP and 840 LB FT. Gains: +49HP & +102 LB FT The R1 performance package includes our proprietary ECU tune and higher efficiency intercooler pump for increased, power, performance and throttle response across the entire powerband. R1 Performance Package includes: RENNtech ECU Upgrade RENNtech High Flow Intercooler Pump CL 65 AMG (C216) Stock