RENNtech ECU Upgrade | Bentley Continental Supersport | 660HP/663LB-FT porsche-macan---my2019---gts-esr8103631 5 lbs Construction: 1-piece Forged

RENNtech ECU Upgrade | Bentley Continental Supersport | 660HP/663LB-FT porsche-macan---my2019---gts-esr8103631 5 lbs Construction: 1-piece ForgedRENNtech 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

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