; HomeHeavy Duty Truck PartsExhaust EmissionDiesel Particulate Filter (DPF)FreightlinerCascadiaOther 2013 Freightliner Cascadia Diesel Particulate Filter (DPF) Other 2013 Freightliner Cascadia Diesel Particulate Filter (DPF) Unfortunately this part is temporarily unavailable. View other Freightliner Cascadia Diesel Particulate Filter (DPF)