Our replacement parts ENGINE MANAGEMENT for cars MERCEDES-BENZ CLASE S (W221, V221) 2005/09 - 2017/12 S 500 CGI 4-matic (221.094, 221.194), 2011/03 - 2013/12, 435 CV, 4663 cc, M 278.932, with the same warranty as the new and original replacement parts