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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
461 sec 11
354 lb-ft @ 1
The RENNtech upgraded M278 now produces up to up to 540 HP and 705 LB-FT at crank
RENNtech Pre-Preg Carbon Fiber Rear Decklid Spoiler
350 lb-ft @ 2
RENNtech ECU Upgrade | W212 | E 63 S AMG | Sedan | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2014-2016 ferrari-812--2017-2024--esr9630581 461 sec 11ECU Upgrade Up to 638HP 695LB FT Gains: +33HP & +49LB FT RENNtech M157 Biturbo ECU Upgrades are TV approved! Our intermediate level ECU upgrade for the Mercedes M157 Biturbo 4 MATIC engine offers huge gains in performance across the entire RPM range without sacrificing around town comfort or daily driver reliability. This is ideal for customers who want increased performance in their daily driver without worry of extra strain on driveline components
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