(Used) 2014 Freightliner Cascadia 125, DIESEL PARTICULATE FILTER- (Inlet Facing Upward, Outlet Facing Inward, 33 Pin Plug) Type Plug: Rectangular DPF FILTER- Part Number: A 680 491 34 94/ 1608211806400B Serial Number: 12440010542346 Engine: Detroit DD15, For condition chk pictures, For more information about this item, give us a call.We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921