Walker 21338 Exhaust Muffler

Walker Quiet-Flow SS Muffler for Durango

The Walker Quiet-Flow SS muffler is a direct-fit exhaust muffler built with 100% stainless-steel construction for corrosion resistance and consistent exhaust performance. This specific-fit replacement is engineered for 1998-1999 Dodge Durango applications and uses an OE-style sound profile for a factory-like exhaust note.

Walker Quiet-Flow SS 21338 is part of the Quiet-Flow SS line, a product family focused on precision fit and smooth exhaust flow for domestic and import vehicles. For shoppers searching for a 1998 Dodge Durango muffler replacement or a 1999 Dodge Durango exhaust muffler, this part number provides a vehicle-specific solution.

Key Features

• Specific-fit exhaust muffler for 1998-1999 Dodge Durango
• 100% stainless-steel body construction
• Oval muffler shape with 2.5-inch inlet and 2.5-inch outlet
• Offset inlet and offset outlet configuration
• Combination muffler design for exhaust system replacement
• Aluminized finish
• Walker Quiet-Flow SS 21338

Detailed Product Overview

Walker Quiet-Flow SS 21338 is a replacement muffler for the Dodge Durango that matches the vehicle’s exhaust layout with a 2.5-inch pipe connection on both inlet and outlet sides. The oval body measures 30 inches long, 9 inches wide, and 7 inches high, with an overall length of 34.5 inches. Its offset inlet and outlet arrangement supports a direct replacement setup where the original exhaust routing must be maintained.

As part of the Quiet-Flow SS line, this muffler is built around stainless-steel construction to help maintain durability in demanding exhaust environments. It is a practical choice for drivers looking for a 1998-1999 Dodge Durango muffler replacement that preserves OE-style sound characteristics while supporting steady exhaust flow. This part cross-references Anchor 2265 and Gates 2260 for the same application.

Common Issues This Muffler Can Address

• Rusted or corroded factory muffler housing
• Exhaust noise from a damaged muffler shell or internal baffles
• Restricted exhaust flow caused by internal deterioration
• Failed muffler fitment after prior exhaust repairs
• Need for a direct replacement on a 1998-1999 Dodge Durango exhaust system

Installation Notes and Tips

Fits 1998-1999 Dodge Durango. Confirm inlet and outlet orientation, offset dimensions, and pipe diameter before installation to match the existing exhaust routing. Because this is a specific-fit muffler, verify the vehicle’s exhaust configuration and overall length requirements against the original part before welding or clamping into place.

Quality Assurance

Walker Quiet-Flow SS mufflers are built with stainless-steel construction and are engineered for precision fit and OE-style sound. The manufacturer describes this application as carrying a limited lifetime warranty for the 1998-1999 Dodge Durango fitment.