(Used) 2017 Isuzu NPR, DIESEL PARTICULATE FILTER- (Inlet Facing Forward, Outlet Facing Rear) INLET- ISUZU: 398204940, ASM- ISUZU: 898287808, OUTLET- ISUZU: 898287811, Engine: Isuzu 4HK1-TC, Reference images for condition. For more information about this item, give us a call.We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921