RENNtech Intermediate ECU Upgrade - E 550 Coupe BiTurbo | C207 | 480HP/523 LB-FT | M278 Engine | MY2012-2013 porsche-cayenne--9ya---2018-present--cayenne-gts-coupe--my2020---esr2231938 -High resistance to corrosion

-High resistance to corrosion

RENNtech ECU Upgrade for 164 - ML 350

Up to 460 HP and 415 TQ @ crank

having minimal impact on the weight distribution and the center of gravity of your car

CLASS S (W 221) 550 [2 Filters Required] (HP: 435 | Year: 11 > )

RENNtech Intermediate ECU Upgrade - E 550 Coupe BiTurbo | C207 | 480HP/523 LB-FT | M278 Engine | MY2012-2013 porsche-cayenne--9ya---2018-present--cayenne-gts-coupe--my2020---esr2231938 -High resistance to corrosionRENNtech Intermediate ECU Upgrade for 207 E 550 BiTurbo. Up to 480HP and 523 LB FT. Gains: +78HP & +80 LB FT Our intermediate level ECU upgrade for the Mercedes M278 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