(Used) 2011 Freightliner B2, DIESEL PARTICULATE FILTER- (Inlet Facing forward, Outlet facing rear) INLET- EPN: Q621435, CPN: 4965246, YST- EPN: 0621385, CPN: 4965285, FILTER- EPN: Q621386, CPN: 4965287, OUTLET- EPN: Q621436, CPN: 4965253, Engine: Cummins ISB 175, Reference images for Condition