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

The SLR Mclaren Performance Exhaust consists of RENNtech Stainless Steel Headers and RENNtech Stainless Steel Sport Mufflers with 200 cell Catalytic Conveters

R1 Performance Package for 203 - C 55 AMG

The cartridge supporting shaft is also both larger and stronger designed to handle the larger wheels and additional power

The four-piece carbon fiber splitter is finished in a high gloss UV protectant clear coat

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