Walker 53373 Exhaust Muffler Assembly - Rear

Walker Quiet-Flow SS Muffler Assembly

Walker Quiet-Flow SS 53373 is a direct-fit exhaust muffler assembly built for the 2001-2003 Toyota Highlander, rear. It combines stainless-steel construction with an OE-style replacement layout to support longer service life than typical aluminized mufflers.

For drivers searching for a 2001-2003 Toyota Highlander rear muffler replacement, this Walker Quiet-Flow SS 53373 assembly matches the original-style inlet and outlet configuration for a straightforward exhaust repair.

Key Features

• Stainless-steel muffler body and muffler material for improved corrosion resistance
• Direct-fit OE-style exhaust muffler assembly
• Oval muffler shape with 11 in. body diameter
• 2 in. inlet outside diameter with 2-bolt welded flange inlet
• 2 in. outlet outside diameter with pipe connection outlet
• Offset inlet and offset outlet configuration
• Overall length: 26.5 in.
• Walker Quiet-Flow SS product line for stainless-steel replacement applications

Product Details

Walker Quiet-Flow SS 53373 is an exhaust muffler assembly engineered for direct replacement use on select Toyota Highlander models. The stainless-steel body and muffler construction help resist exhaust-system corrosion, while the OE-style layout supports proper fitment at the rear position. This part number is also referenced in cross-application listings such as BRExhaust 228-813 for the same application.

Compatible With 2001-2003 Toyota Highlander, rear. Compatible With 2001-2003 Toyota Highlander, N/A. Walker 53373 is a practical choice when replacing a worn, noisy, or rusted rear muffler on the Toyota Highlander.

Common Issues This Part Can Address

• Exhaust noise from a damaged or rusted muffler
• Corrosion-related muffler failure
• Restricted exhaust flow caused by internal deterioration
• Fitment problems from a non-OE-style replacement
• Need for a rear exhaust muffler replacement on a Toyota Highlander

Installation Notes and Tips

Verify inlet and outlet orientation before installation: this assembly uses a 2 in. inlet with a 2-bolt welded flange and a 2 in. pipe-connection outlet. Confirm rear-position fitment on the 2001-2003 Toyota Highlander and compare the original muffler dimensions, including overall length and body size, before removal.

For search reference, this part number is Walker 53373 and it is also listed under the Quiet-Flow SS line for stainless-steel OE-style exhaust replacement.

Quality Assurance

Walker describes Quiet-Flow SS muffler assemblies as stainless-steel, direct-fit OE-style replacements built for longer life than typical aluminized mufflers. This part is backed by the Limited Lifetime Warranty noted in the fitment data for the 2001-2003 Toyota Highlander application.