Walker 55556 Exhaust Pipe - Right

Walker 55556 Exhaust Pipe Overview

Walker 55556 is a specific-fit exhaust pipe built for select Chevrolet Silverado and GMC Sierra heavy-duty applications. Made from aluminized steel, it uses precision bending and fixture checking to help deliver a consistent fit for straightforward replacement work.

This exhaust pipe is engineered for vehicles that require a 3-inch inlet and outlet or the listed 2.5-inch muffler inlet configurations, depending on application. Walker 55556 supports direct-fit exhaust repair on 2001-2007 Chevrolet Silverado and GMC Sierra models with Federal Emission System coverage in the fitment list.

Key Features

• Aluminized steel construction for corrosion resistance and durability
• Specific-fit design for application-matched installation
• 3-bolt welded flange inlet and 2-bolt welded flange outlet
• 49.25-inch overall length
• Precision-bent and fixture-checked for fit consistency
• Steel construction with aluminized finish

Detailed Product Description

Walker 55556 is an exhaust pipe replacement for select Chevrolet Silverado 2500 HD, Silverado 3500, Silverado 3500 Classic, GMC Sierra 2500 HD, and Sierra 3500 applications. The pipe is built from steel with an aluminized finish to help withstand everyday exhaust system exposure, while the welded flange design supports a secure connection at the inlet and outlet points. This part cross-references Four Seasons 58521 and Gates 52493 for the same application.

For buyers searching for a Walker 55556 exhaust pipe for 2001-2006 Chevrolet Silverado 2500 HD right side applications or a Walker 55556 exhaust pipe for 2001-2006 GMC Sierra 2500 HD right side applications, this part matches the listed Federal Emission System configurations and related muffler inlet sizes. It also covers select 2004-2006 Silverado 3500 and Sierra 3500 setups, plus 2007 Silverado 3500 Classic and Sierra 3500 Classic configurations shown in the fitment data.

What This Exhaust Pipe Helps Address

• Rust or corrosion in the original exhaust pipe
• Cracked or leaking exhaust connections at the flange
• Restricted exhaust flow from a damaged pipe section
• Fitment issues after replacing a worn factory exhaust pipe
• Noise caused by exhaust leaks in the pipe assembly

Installation Notes and Tips

Verify the vehicle’s year, make, model, emission system, inlet size, outlet size, and position before ordering. Walker 55556 is a specific-fit exhaust pipe, so the listed configuration details matter for proper installation. Confirm whether the application calls for the right-side position or an N/A position as shown in the fitment table, and match the 3-inch or 2.5-inch muffler inlet requirements exactly.

For search relevance, this part is commonly referenced for Chevrolet Silverado and GMC Sierra exhaust repair, including Silverado 2500 HD, Sierra 2500 HD, Silverado 3500, and Sierra 3500 applications. Walker 55556 is intended for direct replacement use where the OE-style pipe dimensions and flange layout match the vehicle.

Quality Assurance

Walker manufactures this premium pipe with precision benders and fixture checks to help ensure dimensional accuracy and a precise fit. The aluminized steel construction supports long-term service in exhaust system applications.

• Fits 2001-2006 Chevrolet Silverado 2500 HD, right
• Fits 2001-2006 GMC Sierra 2500 HD, right
• Fits 2004-2006 Chevrolet Silverado 3500, N/A
• Fits 2004-2006 GMC Sierra 3500, N/A
• Fits 2007 Chevrolet Silverado 3500 Classic, N/A
• Fits 2007 GMC Sierra 3500 Classic, N/A