Our replacement parts ENGINE MANAGEMENT for cars MERCEDES-BENZ CLASE R (W251, V251) 2005/08 - 2017/10 R 320 CDI 4-matic (251.022, 251.122), 2006/01 - 2010/07, 224 CV, 2987 cc, OM 642.950, with the same warranty as the new and original replacement parts