(Used) 2015v Freightliner Cascadia 113, DIESEL PARTICULATE FILTER- (Inlet Facing Upward, Outlet Facing Inward, 31 Pin Plug) Type Plug: Round Engine: Detroit DD13 INLET- Part Number: 1608211801300B Serial Number: 12440005374561 DPF FILTER- Part Number: A680 491 34 94 Serial Number: 12440005998124 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