Walker
Quiet-Flow SS

Walker 54328 Exhaust Muffler Assembly

Brand Walker 54328
Body Diameter 7
Body Height 7
Body Length 20
Body Material Stainless Steel
Body Width 7
Friction Material Thickness Aluminized
Grade Type Regular
Inlet 1 Outside Diameter 2.5
Inlet 1 Type Spherical Flare
Inlet Configuration Offset
Inlet Outside Diameter 2.5
Inlet Type Spherical Flare
Muffler Material Stainless Steel
Muffler Shape Round
Muffler Type Combination
Outlet 1 Outside Diameter 1.75
Outlet 1 Type Tip
Outlet Configuration Offset
Outlet Type Tip
Overall Length 47.325
Shape Round
Product line Quiet-Flow SS
Fits Toyota · 6 vehicles

Direct-fit OE-style replacement. Installs like the original muffler assembly with no modifications needed.

Stainless steel construction. Helps deliver longer life than typical aluminized mufflers.

Quiet-Flow SS line. Walker’s muffler assemblies combine fitment and durability in one design.

Cross-references AP Exhaust 7451 and BRExhaust 228-629 for the same application. See all 2.

$172.96Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $172.96
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Walker Quiet-Flow SS Muffler Assembly

Walker Quiet-Flow SS 54328 is a direct-fit exhaust muffler assembly built for the 2000-2005 Toyota Echo. It combines stainless-steel construction with an OE-style replacement layout to support longer service life than typical aluminized mufflers.

The Quiet-Flow SS product line focuses on direct replacement fitment and stainless-steel durability for domestic and foreign vehicles. For Toyota Echo owners looking for a replacement muffler assembly, part number 54328 provides a factory-style solution with the correct offset inlet and outlet configuration.

Key Features

  • Direct-fit exhaust muffler assembly for the Toyota Echo
  • Stainless-steel muffler and body construction
  • Round muffler shape with combination muffler design
  • Offset inlet and offset outlet layout for OE-style routing
  • 2.5-inch inlet outside diameter with spherical flare inlet type
  • 1.75-inch outlet tip connection
  • Overall length: 47.325 inches
  • Walker Quiet-Flow SS 54328 for replacement-focused exhaust service

Detailed Description

Walker 54328 is an exhaust muffler assembly engineered as a direct replacement for 2000-2005 Toyota Echo models. It uses stainless-steel construction for the muffler and body, while retaining an OE-style fit and offset inlet/outlet arrangement to match the original exhaust path. The round body measures 7 inches in diameter and 20 inches in body length, with an overall length of 47.325 inches.

This part cross-references AP Exhaust 7451 and BRExhaust 228-629 for the same application. If you are replacing a worn Toyota Echo muffler assembly, Walker Quiet-Flow SS 54328 offers a factory-style configuration that supports proper exhaust routing and a clean replacement fit.

Common Replacement Uses

  • Replacing a rusted or perforated Toyota Echo muffler
  • Restoring exhaust flow after internal muffler deterioration
  • Correcting exhaust noise caused by a failing muffler assembly
  • Replacing a damaged OE-style muffler with the proper offset layout
  • Servicing a 2000-2005 Toyota Echo exhaust system with a direct-fit part

Installation Notes and Tips

Fits 2000-2005 Toyota Echo, N/A. Confirm inlet diameter, outlet tip size, and overall length against the original muffler before installation. Because this is an OE-style replacement, matching the factory exhaust routing and hanger alignment is important for proper fitment.

Quality Assurance

Walker Quiet-Flow SS muffler assemblies are positioned as stainless-steel, direct-fit replacements for domestic and foreign vehicles. The fitment listing for this application notes Premium and Limited Lifetime Warranty coverage.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypeLitersCylindersPositionNotes
2005ToyotaEchoSedan1.5LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2004ToyotaEchoSedan1.5LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2003ToyotaEchoSedan1.5LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2002ToyotaEchoSedan1.5LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2001ToyotaEchoSedan1.5LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
2000ToyotaEchoSedan1.5LL4N/APremium; Limited Lifetime Warranty; Quiet-Flow SS
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AP Exhaust — 7451BRExhaust — 228-629