RENNtech ECU Upgrade | Bentley Continental Flying Spur Speed | 640HP/575LB-FT mclaren-650-s--2014-2017--v8-biturbo-esr2864015 and machined logo accents

and machined logo accents

up to 402HP

This is achieved by just the push of a button on the Sound Remote Controller or via the downloadable app

Rated by Mercedes-Benz:      577 HP @ 5

RENNtech ECU Upgrade | Bentley Continental Flying Spur Speed | 640HP/575LB-FT mclaren-650-s--2014-2017--v8-biturbo-esr2864015 and machined logo accentsRENNtech ECU Upgrade for Bentley Continental Flying Spur Speed. Up to 640HP 575LB FT Gains: +40HP & +22LB 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