RENNtech Intermediate ECU Upgrade | S212 | E 63 AMG | Wagon | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2012-13 porsche-cayenne--9ya---2018-present--po536--340ps--esr1935525 609 awtq @ 3

609 awtq @ 3

Prepreg is widely regarded as the finest process in carbon fiber manufacturing and has been used in aerospace and military applications for its superior consistency in weight

ECU+ Upgrade | Up to 731 HP / 786 LB-FT | Gains: +88 HP & +65 LB-FT

31 sec 124 mph *If not otherwise noted

RENNtech Intermediate ECU Upgrade | S212 | E 63 AMG | Wagon | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2012-13 porsche-cayenne--9ya---2018-present--po536--340ps--esr1935525 609 awtq @ 3Intermediate ECU Upgrade Up to 638 HP 695 TQ 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