RENNtech ECU Upgrade | Rolls Royce Wraith | 712HP/774LB-FT bentley-bentayga--2016-present--6-0l-twinturbo-w12-esr8256580 205 - C-Class Sedan non-AMG

205 - C-Class Sedan non-AMG | MY2015+

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

RENNtech Pre-Preg Carbon Fiber Rear Deck Lid Spoiler for the 222 - S Class

The RENNtech ECU Plus Upgrade brings the C 43 AMG Sedan up to 416 HP and 460 LB-FT | Gains: +41 HP and +62 LB-FT

93+ Octane gasoline is mandatory with this Performance Upgrade

RENNtech ECU Upgrade | Rolls Royce Wraith | 712HP/774LB-FT bentley-bentayga--2016-present--6-0l-twinturbo-w12-esr8256580 205 - C-Class Sedan non-AMGRENNtech ECU Upgrade for Rolls Royce Wraith. Up to 712 HP 774 LB FTGains: +95HP & +90LB FT Our proprietary Rolls Royce 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 1980's, though our tuning software