RENNtech ECU Upgrade | C218 | CLS63 AMG | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2012-13 lamborghini-gallardo--2003-2013--esr8960284 Rated by RENNtech (peak @wheel):

Rated by RENNtech (peak @wheel):              505 whp @ 5

C207 - E 550 Coupé FaceLift 2014+ – M278 | 4

RENNtech | C/R 190 | AMG GT (Facelift) | Carbon Fiber Front Splitter

RENNtech HSM | Hand-Held Suspension Module Specifications:

G 550 (W463) Stock Performance:

RENNtech ECU Upgrade | C218 | CLS63 AMG | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2012-13 lamborghini-gallardo--2003-2013--esr8960284 Rated by RENNtech (peak @wheel):ECU Upgrade Up to 638HP 695TQ Gains: +88HP +151TQ RENNtech M157 Biturbo ECU Upgrades are TV approved! Our intermediate level ECU upgrade for the Mercedes M157 engine still offers huge gains in performance across the entire RPM range, but with a slightly reduced peak HP and torque from our standard tune. This is ideal for customers who want increased performance in their daily driver without worry of extra strain on driveline components or for areas