( Used ) 2017 Freightliner cascadia 125, ( Reman ) DIESEL PARTICULATE FILTER- ( inlet Facing Upward, outlet Facing Inward 17 pin plug and 18 pin plug ) Type plug: Rectangular Engine: Detroit DD15 DPF FILTER- DPF Part Number: 1608216806400A / A680 491 41 94 DPF Serial Number: 12400017565343 For condition chk pictures For more information about this item, give us a call. We ship Worldwide! ( CRG HEAVY TRUCK PART ) 929 W PULASKI HWY, ELKTON, MD 21921