Walker 54658 Exhaust Muffler Assembly

Walker Quiet-Flow SS Muffler Assembly

Walker Quiet-Flow SS 54658 is a direct-fit exhaust muffler assembly built with stainless steel body and muffler materials for longer service life than typical aluminized mufflers. It is made for a precise OE-style replacement on select vehicles, including the 2004-2006 Scion xA.

The Quiet-Flow SS product line focuses on direct replacement fitment and stainless-steel construction for drivers replacing a worn muffler on a Scion xA. Part number 54658 follows the OE-style layout with offset inlet and outlet configuration, helping maintain the original exhaust routing and appearance.

Key Features

• Direct-fit exhaust muffler assembly for OE-style replacement
• Stainless steel muffler and body construction
• Round muffler shape with combination muffler design
• Offset inlet and outlet configuration for factory-style routing
• 2.5 in. inlet outside diameter
• 1.75 in. outlet outside diameter with tip outlet type
• Overall length: 38.875 in.
• Compatible With 2004-2006 Scion xA, N/A

Detailed Description

Walker 54658 is an exhaust muffler assembly engineered as a direct replacement for select domestic and foreign vehicles. The stainless steel construction is intended to provide longer life than standard aluminized mufflers, while the OE-style fit helps simplify replacement on the 2004-2006 Scion xA. This muffler assembly uses a spherical flare inlet, offset inlet and outlet layout, and a tip-style outlet to match the original exhaust path more closely. This part cross-references AP Exhaust 7306 and BRExhaust 228-499 for the same application.

Common Problems This Part Can Help Address

• Exhaust noise from a rusted or damaged muffler
• Corrosion-related muffler failure
• Restricted exhaust flow caused by internal deterioration
• Factory exhaust fitment issues after replacement
• Visible exhaust system wear at the rear section

Installation Notes and Tips

Verify inlet and outlet diameters, overall length, and offset configuration before installation. This Walker Quiet-Flow SS 54658 muffler assembly is a direct-fit replacement, so matching the vehicle’s original exhaust routing is important for proper alignment on the Scion xA. Inspect adjoining exhaust components, hangers, and clamps for wear before completing the repair.

Quality Assurance

Walker Quiet-Flow SS muffler assemblies are built with stainless-steel construction and OE-style replacement fitment to support long-term service on select applications. Part number 54658 is listed for 2004-2006 Scion xA models.