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fall off or fade when mounted to the exterior of their vehicle after six months or while driving at high speed
Rated by Mercedes-Benz: 503 HP @ 6
517 HP @ 6
Porsche Cayenne (92A | MY2011-18)
RENNtech ECU Upgrade | Bentley Continental Flying Spur Speed | 640HP/575LB-FT mercedes-benz-gl-class--166---2013-2016--gl-63-amg-biturbo-4matic-esr3783563 fall off or fade whenRENNtech 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
US$ 99.99
US$ 99.99
US$ 55.00
US$ 362.00