RENNtech ECU Upgrade | Bentley Continental GT Speed | 620HP/560LB-FT porsche-panamera--970-2---2013-2016---facelift--turbo---turbo-s-esr8687807 CLASS S (W 221) 550

CLASS S (W 221) 550 4-matic [2 Filters Required] (HP: 435 | Year: 11 > )

Dyno testing was carried out by RENNtech in the USA who tested a GTR in stock form and also with their own ECU tune back to back comparing the OEM airboxes with our intake system

Substantially larger than stock and a symmetrical design that delivers over 30% more filter area allows the engine to perform at the highest level in both stock and tuned form

786 LB-FT @ 6

493 HP / 590 LB-FT

RENNtech ECU Upgrade | Bentley Continental GT Speed | 620HP/560LB-FT porsche-panamera--970-2---2013-2016---facelift--turbo---turbo-s-esr8687807 CLASS S (W 221) 550RENNtech ECU Upgrade for Bentley Continental GT 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 proprietary