Walker 45381 Exhaust Pipe

Walker 45381 Exhaust Pipe for Dodge Trucks

Walker 45381 is a specific-fit exhaust pipe built for select Dodge D-series and W-series trucks from the late 1980s and early 1990s. It uses aluminized steel construction and precision bending to help deliver a direct-fit replacement for the original exhaust routing.

Key Features

• Aluminized steel construction for corrosion resistance and durability
• Specific-fit design for easier alignment during installation
• 2.25-inch inlet outside diameter and 2.5-inch outlet outside diameter
• 46.625-inch overall length
• Pipe connection inlet and outlet for a direct exhaust repair solution
• Walker 45381 exhaust pipe for Dodge D150, D250, D350, W100, W150, W250, and W350 applications

Detailed Description

This Walker exhaust pipe is manufactured with precision benders and fixture checking to help maintain accurate fitment and consistent exhaust routing. The aluminized steel finish supports long-term service in demanding underbody conditions, while the specific-fit design helps simplify replacement on vehicles such as the Dodge D150, Dodge D250, and Dodge W250. Walker 45381 is also referenced by interchange part numbers 64699 and 42499 for the same application.

Compatible With select 1987-1992 Dodge truck exhaust systems, this pipe is intended for vehicles with the listed catalytic converter and single-exhaust configurations shown in the fitment data. It is a practical replacement when restoring factory-style exhaust flow on Dodge D100, D150, D250, D350, W100, W150, W250, and W350 models.

What It Helps Fix

• Rusted or perforated exhaust pipe sections
• Exhaust leaks caused by damaged tubing
• Incorrect pipe length or diameter during exhaust repair
• Poor fitment from universal tubing replacements
• Factory exhaust routing issues on aging Dodge truck systems

Installation Notes and Tips

Verify inlet and outlet diameters before installation: 2.25 inches at the inlet and 2.5 inches at the outlet. Confirm vehicle configuration, including catalytic converter and single-exhaust requirements, against the fitment list before ordering. This part is a specific-fit exhaust pipe, so matching the listed year, model, and notes is important for proper alignment.

Quality Assurance

Walker manufactures this pipe from aluminized steel and checks it with precision bending and fixture verification to support accurate fitment and dependable replacement quality. Part number 45381 is built to meet the needs of the listed Dodge truck applications.