Walker 52321 Exhaust Pipe

Brand	Walker 52321
Material	Steel
Outlet Outside Diameter	2.5
Inlet Quantity	1
Outlet Quantity	1
Finish	Aluminized
Inlet 1 Type	2 bolt welded flange
Length	17.875
Outlet 1 Outside Diameter	2.5
Outlet 1 Type	Pipe connection
Universal Or Specific Fit	Specific fit
Fits	Chevrolet and GMC · 36 vehicles

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

Aluminized steel. Durable construction helps resist wear in demanding exhaust service.

Exhaust pipe. A premium pipe for replacing the exhaust section with a clean connection.

Cross-references AP Exhaust 28718 for the same application. See all 1.

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Walker 52321 Exhaust Pipe for Colorado and Canyon

Walker 52321 is a specific-fit exhaust pipe for select 2004-2012 Chevrolet Colorado and GMC Canyon applications. It is built from aluminized steel and formed with precision benders and fixture checks to support a precise fit for straightforward installation.

Key Features

Aluminized steel construction for corrosion resistance and durability
Specific-fit design for direct replacement on listed vehicles
2.5-inch inlet and 2.5-inch outlet diameter
2-bolt welded flange inlet for a secure exhaust connection
17.875-inch overall length
Pipe connection outlet for exhaust system integration

Detailed Description

This Walker exhaust pipe, part number 52321, is engineered for 2004-2012 Chevrolet Colorado and 2004-2012 GMC Canyon models. The aluminized finish helps the pipe stand up to everyday exhaust heat and road exposure, while the formed dimensions support accurate alignment with the factory exhaust layout. For buyers searching for a Walker 52321 exhaust pipe for Chevrolet Colorado or GMC Canyon exhaust repair, this part provides a direct-fit replacement path for the listed applications.

This part cross-references AP Exhaust 28718 for the same application.

Common Repair Uses

Replacing a rusted or damaged exhaust pipe section
Restoring exhaust flow after a failed welded assembly
Correcting exhaust leaks at the flange or pipe connection
Repairing a bent, cracked, or heat-damaged exhaust section
Returning the exhaust system to proper routing on Colorado and Canyon models

Installation Notes and Tips

Compatible With 2004-2012 Chevrolet Colorado and 2004-2012 GMC Canyon. If the original system uses a welded assembly, replace all required parts during service. Verify flange style, pipe diameter, and overall routing before installation to confirm alignment with the existing exhaust system. Walker 52321 is intended for specific-fit applications, so matching the vehicle configuration to the listed fitment is important before assembly.

Quality Assurance

Walker manufactures this pipe with precision bending and fixture checking to help maintain consistent fitment and installation accuracy. The aluminized steel construction is selected for durability in exhaust service.

This part fits 36 vehicles

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

Year	Make	Model	Body Type	Liters	Cylinders	Position	Notes
2012	Chevrolet	Colorado	Standard Cab Pickup	2.9L	L4	N/A	If welded assembly, replace all required parts
2012	Chevrolet	Colorado	Standard Cab Pickup	3.7L	L5	N/A	If welded assembly, replace all required parts
2012	GMC	Canyon	Standard Cab Pickup	2.9L	L4	N/A	If welded assembly, replace all required parts
2012	GMC	Canyon	Standard Cab Pickup	3.7L	L5	N/A	If welded assembly, replace all required parts
2011	Chevrolet	Colorado	Standard Cab Pickup	2.9L	L4	N/A	If welded assembly, replace all required parts
2011	Chevrolet	Colorado	Standard Cab Pickup	3.7L	L5	N/A	If welded assembly, replace all required parts
2011	GMC	Canyon	Standard Cab Pickup	2.9L	L4	N/A	If welded assembly, replace all required parts
2011	GMC	Canyon	Standard Cab Pickup	3.7L	L5	N/A	If welded assembly, replace all required parts
2010	Chevrolet	Colorado	Standard Cab Pickup	2.9L	L4	N/A	If welded assembly, replace all required parts
2010	Chevrolet	Colorado	Standard Cab Pickup	3.7L	L5	N/A	If welded assembly, replace all required parts
2010	GMC	Canyon	Standard Cab Pickup	2.9L	L4	N/A	If welded assembly, replace all required parts
2010	GMC	Canyon	Standard Cab Pickup	3.7L	L5	N/A	If welded assembly, replace all required parts
2009	Chevrolet	Colorado	Standard Cab Pickup	2.9L	L4	N/A	If welded assembly, replace all required parts
2009	Chevrolet	Colorado	Standard Cab Pickup	3.7L	L5	N/A	If welded assembly, replace all required parts
2009	GMC	Canyon	Standard Cab Pickup	2.9L	L4	N/A	If welded assembly, replace all required parts
2009	GMC	Canyon	Standard Cab Pickup	3.7L	L5	N/A	If welded assembly, replace all required parts
2008	Chevrolet	Colorado	Standard Cab Pickup	2.9L	L4	N/A	If welded assembly, replace all required parts
2008	Chevrolet	Colorado	Standard Cab Pickup	3.7L	L5	N/A	If welded assembly, replace all required parts
2008	GMC	Canyon	Standard Cab Pickup	2.9L	L4	N/A	If welded assembly, replace all required parts
2008	GMC	Canyon	Standard Cab Pickup	3.7L	L5	N/A	If welded assembly, replace all required parts
2007	Chevrolet	Colorado	Standard Cab Pickup	3.7L	L5	N/A	If welded assembly, replace all required parts
2007	Chevrolet	Colorado	Standard Cab Pickup	2.9L	L4	N/A	If welded assembly, replace all required parts
2007	GMC	Canyon	Standard Cab Pickup	2.9L	L4	N/A	If welded assembly, replace all required parts
2007	GMC	Canyon	Standard Cab Pickup	3.7L	L5	N/A	If welded assembly, replace all required parts
2006	Chevrolet	Colorado	Standard Cab Pickup	2.8L	L4	N/A	If welded assembly, replace all required parts
2006	Chevrolet	Colorado	Standard Cab Pickup	3.5L	L5	N/A	If welded assembly, replace all required parts
2006	GMC	Canyon	Standard Cab Pickup	2.8L	L4	N/A	If welded assembly, replace all required parts
2006	GMC	Canyon	Standard Cab Pickup	3.5L	L5	N/A	If welded assembly, replace all required parts
2005	Chevrolet	Colorado	Standard Cab Pickup	2.8L	L4	N/A	If welded assembly, replace all required parts
2005	Chevrolet	Colorado	Standard Cab Pickup	3.5L	L5	N/A	If welded assembly, replace all required parts
2005	GMC	Canyon	Standard Cab Pickup	2.8L	L4	N/A	If welded assembly, replace all required parts
2005	GMC	Canyon	Standard Cab Pickup	3.5L	L5	N/A	If welded assembly, replace all required parts
2004	Chevrolet	Colorado	Standard Cab Pickup	2.8L	L4	N/A	If welded assembly, replace all required parts
2004	Chevrolet	Colorado	Standard Cab Pickup	3.5L	L5	N/A	If welded assembly, replace all required parts
2004	GMC	Canyon	Standard Cab Pickup	2.8L	L4	N/A	If welded assembly, replace all required parts
2004	GMC	Canyon	Standard Cab Pickup	3.5L	L5	N/A	If welded assembly, replace all required parts
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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.

AP Exhaust — 28718