04-31677-001 | Genuine Freightliner® Def Header 13/23GDescription: Genuine Freightliner 04 31677 000 Def Header 13 23GCondition: NewBrand: FreightlinerPart Number: 04 31677 001Other Oem Part Numbers: 04 31677 001, 0431677001, 04 30798 001, 0430798001, 04 30798 001, 04 31677 000 Manufacturer informationFreightliner is the best selling brand of heavy duty trucks in North America. But when it's time to service any of these trucks, it also provides customers with the parts they need right when and where they