( Used ) 2014 Peterbilt DIESEL PARTICULATE FILTER- ( Inlet Facing Upward, Outlet Rear Direction, 18 pin plug ) Inlet- Inlet EPN: A45X392 DPF- DPF CPN: 1906311 DPF EPN: A041D452 Outlet- Outlet EPN: A041S455 ASM- ASM Part Number: A041W646 ASM EPN: A041W647 ASM CPN: 1905228 For condition chk pictures For more information about this item, give us a call. We ship Worldwide! 929 W PULASKI HWY, ELKTON, MD 21921