RENNtech ECU Upgrade | Bentley Continental Supersport | 660HP/663LB-FT porsche-cayenne--92a---2011-2018--cayenne-diesel-esr1209269 RENNtech stainless steel exhaust headers

RENNtech stainless steel exhaust headers

CLASS S (W 221) 500 Blue Efficiency [2 Filters Required] (HP: 435 | Year: 11 > )

This also keeps the dampener fluid temperature cool for consistent operation

These unique and refined aerodynamic pieces integrate flawlessly with the original lines of the vehicle

E450 BiTurbo Coupe | MY2017+

RENNtech ECU Upgrade | Bentley Continental Supersport | 660HP/663LB-FT porsche-cayenne--92a---2011-2018--cayenne-diesel-esr1209269 RENNtech stainless steel exhaust headersRENNtech ECU Upgrade for Bentley Continental Supersports. Up to 660HP 663LB FT Gains: +39HP & +73LB FT Our proprietary Bentley 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