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Walker 43784 Exhaust Pipe

Brand	Walker 43784
Material	Steel
Outlet Outside Diameter	2.5
Inlet Inside Diameter	2.5
Inlet Quantity	1
Outlet Quantity	1
Finish	Aluminized
Inlet 1 Inside Diameter	2.5
Inlet 1 Type	Pipe connection
Inlet Type	Pipe connection
Length	31.25
Outlet 1 Outside Diameter	2.5
Outlet 1 Type	Pipe connection
Outlet Type	Pipe connection
Pipe Wall Thickness	0.05
Universal Or Specific Fit	Specific fit
Fits	Chevrolet and GMC · 59 vehicles

Specific fit. Precision-checked for a precise fit and quick, easy installation.

Aluminized steel. Built for durability with a corrosion-resistant finish.

Exhaust pipe. A direct replacement pipe with 2.5-inch connections.

Cross-references 38204 for the same application. See all 1.

$30.52Free shipping

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Walker 43784 Exhaust Pipe Overview

Walker 43784 is a specific-fit exhaust pipe made from aluminized steel for durability and corrosion resistance. It is built with precision benders and fixture checking to help deliver a consistent fit for straightforward installation on select Chevrolet and GMC trucks.

With 2.5-inch inlet and outlet pipe connections, a 31.25-inch overall length, and 0.05-inch wall thickness, this exhaust pipe is engineered for direct replacement service on the listed applications. It is a practical choice for restoring proper exhaust routing on 1980-1987 Chevrolet C10, C20, R10, R20 and GMC C1500, C2500, R1500, R2500 models.

Key Features

Walker part number 43784
Aluminized steel construction with a steel base material
2.5-inch inlet inside diameter and 2.5-inch outlet outside diameter
31.25-inch length for application-specific exhaust routing
Pipe connection inlet and outlet design
Specific fit for listed Chevrolet and GMC truck applications
Interchanges with part number 38204

Detailed Product Description

Walker 43784 is an exhaust pipe designed for direct-fit replacement on select Chevrolet and GMC full-size trucks from 1980 through 1987. The aluminized finish helps resist everyday exhaust-system wear, while the precision-formed pipe shape supports accurate alignment with the existing exhaust layout. This part number is a fitment-based solution for owners servicing a 1980-1986 Chevrolet C10 or GMC C1500 with a dual outlet muffler, a 1980-1986 Chevrolet C20 or GMC C2500 with dual outlets and a single catalytic converter, and 1987 Chevrolet R10, R20, GMC R1500, or R2500 applications.

For buyers searching for a Walker 43784 exhaust pipe for Chevrolet C10 or GMC C1500 trucks, this replacement pipe provides the correct 2.5-inch connection size and application-specific length needed for a clean exhaust repair. It is also a direct cross-reference to part number 38204 for the same application.

Common Repair Uses

Replacing a rusted or perforated exhaust pipe
Restoring proper exhaust flow after pipe damage
Repairing exhaust leaks at pipe connection points
Returning the exhaust system to the correct factory-style routing
Servicing a worn exhaust section on Chevrolet and GMC truck applications

Installation Notes and Tips

Verify the vehicle year, make, model, and exhaust configuration before installation. This part is listed as a specific fit, so matching the dual outlet muffler or single catalytic converter notes is important for proper alignment. Inspect adjoining exhaust components, hangers, and connection surfaces before assembly to help ensure a secure repair.

Quality Assurance

Walker manufactures this pipe with precision benders and fixture checking to support consistent fitment and installation accuracy. The aluminized steel construction is selected for durability in exhaust-system service.

This part fits 59 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Liters	Cylinders	Wheel Base	Position	Notes
1987	Chevrolet	R10	5.0L	V8	131.5"	N/A	—
1987	Chevrolet	R20	5.0L	V8	131.5"	N/A	—
1987	GMC	R1500	5.0L	V8	131.5"	N/A	—
1987	GMC	R2500	5.0L	V8	131.5"	N/A	—
1986	Chevrolet	C10	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1986	Chevrolet	C10	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1986	Chevrolet	C20	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1986	Chevrolet	C20	5.0L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1986	GMC	C1500	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1986	GMC	C1500	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1986	GMC	C2500	5.0L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1986	GMC	C2500	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1985	Chevrolet	C10	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1985	Chevrolet	C10	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1985	Chevrolet	C20	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1985	Chevrolet	C20	5.0L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1985	GMC	C1500	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1985	GMC	C1500	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1985	GMC	C2500	5.0L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1985	GMC	C2500	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1984	Chevrolet	C10	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1984	Chevrolet	C10	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1984	Chevrolet	C20	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1984	Chevrolet	C20	5.0L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1984	GMC	C1500	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1984	GMC	C1500	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1984	GMC	C2500	5.0L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1984	GMC	C2500	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1983	Chevrolet	C10	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1983	Chevrolet	C10	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1983	Chevrolet	C20	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1983	Chevrolet	C20	5.0L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1983	GMC	C1500	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1983	GMC	C1500	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1983	GMC	C2500	5.0L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1983	GMC	C2500	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1982	Chevrolet	C10	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1982	Chevrolet	C10	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1982	Chevrolet	C20	5.0L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1982	Chevrolet	C20	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1982	GMC	C1500	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1982	GMC	C1500	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1982	GMC	C2500	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1982	GMC	C2500	5.0L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1981	Chevrolet	C10	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1981	Chevrolet	C10	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1981	Chevrolet	C20	5.0L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1981	Chevrolet	C20	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1981	GMC	C1500	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1981	GMC	C1500	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1981	GMC	C2500	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1981	GMC	C2500	5.0L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1980	Chevrolet	C10	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1980	Chevrolet	C10	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1980	Chevrolet	C20	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1980	GMC	C1500	5.7L	V8	131.5"	N/A	Dual Outlet Muffler
1980	GMC	C1500	5.0L	V8	131.5"	N/A	Dual Outlet Muffler
1980	GMC	C2500	5.7L	V8	131.5"	N/A	with Dual Outlets; with Single Catalytic Converter
1980	GMC	C2500	5.0L	V8	131.5"	N/A	with Dual Outlets
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Directly replaces or cross-references 1 part number

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

38204

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