Walker 21247 Exhaust Muffler - Front

Walker Quiet-Flow SS Muffler for Sorento

Walker Quiet-Flow SS 21247 is a direct-fit exhaust muffler built for the 2016-2020 Kia Sorento, front position. It uses 100% stainless-steel construction, an oval body, and OE-style sound tuning to support a precise replacement for the original exhaust component.

Key Features

• Specific-fit exhaust muffler for the 2016-2020 Kia Sorento, front
• 100% stainless-steel body for corrosion resistance
• Oval muffler body with offset inlet and center outlet layout
• 2.250-inch inlet inside diameter and 2-bolt welded flange outlet
• Hanger included for vehicle-specific mounting points
• Premium-grade Walker Quiet-Flow SS design
• Part number 21247 for catalog and cross-reference use

Product Details

The Walker Quiet-Flow SS line focuses on direct replacement fitment, steady exhaust flow, and a sound profile that stays close to OE expectations. This muffler is shaped for the Sorento’s front exhaust location and uses a stainless-steel oval body measuring 16.000 inches long, 11.000 inches wide, and 5.500 inches high, with an overall length of 27.88 inches. The inlet is offset with a pipe connection, while the outlet uses a center-position 2-bolt welded flange. Walker 21247 is a practical choice when replacing a worn or rusted muffler on a Kia Sorento and maintaining factory-style exhaust routing matters.

This part cross-references Kia 28600C6400 for the same application.

What It Helps Fix

• Exhaust noise caused by a damaged or deteriorated muffler
• Rust-related muffler failure on the Kia Sorento front exhaust section
• Restricted exhaust flow from an internally worn muffler
• Fitment issues when replacing the original front muffler assembly
• Loss of OE-style exhaust tone after factory muffler wear

Installation Notes and Tips

Fits 2016-2020 Kia Sorento, front. Verify inlet and outlet orientation before installation: offset inlet, center outlet, and 2-bolt welded flange outlet. This muffler does not include clamps, and it is not reversible or tunable. Confirm hanger alignment and exhaust pipe dimensions against the vehicle before final tightening. Walker 21247 is intended for direct replacement use on the listed Sorento applications.

Quality Assurance

Walker Quiet-Flow SS mufflers are built with stainless-steel construction and OE-style sound characteristics to support long-term service in a direct-fit exhaust replacement.