RENNtech ECU Upgrade 335iS E92/E93 (2010-2011- Manual & DCT N54B30to 3.0L Biturbo) porsche-cayenne--9pa----1-gen--gts-esr3998301 R2 Performance Package for 197

R2 Performance Package for 197 - SLS AMG GT

Made from a combination of billet 2024 Aluminum and Aerospace grade Carbon Fiber

Mercedes-AMG SL 55 & GT 55 (MY2022-2026 | C192 & R232 | M177 | 4

RENNtech products are manufactured to perfectly match the stock S 63 AMG exhaust system and include all necessary mounting hardware and clamps

RENNtech ECU Upgrade 335iS E92/E93 (2010-2011- Manual & DCT N54B30to 3.0L Biturbo) porsche-cayenne--9pa----1-gen--gts-esr3998301 R2 Performance Package for 197RENNtech ECU Upgrade 335iS E92 E93 (2010 2011 Manual & DCT N54B30to 3. 0L Biturbo). Up to 420 HP + +435 TQ. Gains: +100 HP & +103 LB FT Our proprietary BMW ECU upgrade offers rock solid performance from RENNtech, the foremost tuning authority on Bosch and Siemens engine control units. These same units are utilized in Mercedes Benz vehicles, which RENNtech has been tuning since electronic engine management started to show up in vehicles during the mid