2013 Mack CXU613, Truck Tractor, Diesel Particulate Filter (DPF), Fits to: Mack CXU613, (Used) 2013 Mack CXU613, DIESEL PARTICULATE FILTER- (Inlet Facing Forward, Outlet Facing Upward) INLET- Part Number: 21756506 EPN: 12W43, CPN: 39892, Serial Number: 12400002794266, FILTER- Part Number: 21756506 EPN: 20W21, CPN: 39892, OUTLET- EPN: 12W51, CPN: 39892, Part Number: 21756506, Engine: Mack MP8, 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, Truck Year 2013, VIN 1M1AW09Y3DM035173, 1M1AW09Y3DM035173