The Freightliner Replacement Pipe is a practical and reliable solution for replacing the Freightliner Part # A04-13974-000. With its 5"2-BEND OD/OD/OD Y-PIPE ALZ design, this pipe fits most Freightliner makes and models, including early FLD and COEY models. Made with aluminized material, it offers durability and longevity. This replacement pipe is sold individually, making it a convenient choice for those in need of a reliable replacement. Trust the Freightliner Replacement Pipe to provide a seamless fit and optimal performance for your Freightliner vehicle.