Mercedes-Benz OM651 EGR Cooler 6541407600. OEM-grade EGR cooler for Mercedes-Benz OM651 2.1L diesel engines. Replaces 6541407600 / A6541407600. Fits C-Class, E-Class, GLK, and Sprinter with OM651 engi... Request a Quote for Europe — send your OE number, quantity and destination country for a trade price.