Walker 21351 Exhaust Muffler

Walker Quiet-Flow SS Muffler for Ram Trucks

Walker Quiet-Flow SS muffler Part Number 21351 is a specific-fit exhaust muffler built for select Dodge Ram applications. It uses stainless-steel construction for the body, an oval shape, and OE-style sound characteristics with precision fit and superior flow.

The Quiet-Flow SS product line is Walker’s stainless-steel muffler family for domestic and import vehicles, focused on direct-fit replacement performance and factory-like exhaust tone. This makes it a practical choice for drivers replacing a worn muffler on a Dodge Ram 1500, Ram 2500, or Ram 3500.

Key Features

• Specific-fit exhaust muffler for select Dodge Ram trucks
• 100% stainless-steel body construction
• Oval muffler shape with combination muffler design
• 2.5-inch inlet and 2.5-inch outlet
• Offset inlet and offset outlet pipe connections
• Overall length: 37.5 inches
• Body dimensions: 30-inch length, 9-inch width, 7-inch height
• Aluminized finish
• Non-reversible and non-tunable design

Detailed Description

Walker Quiet-Flow SS Part Number 21351 is engineered as a direct replacement muffler for 1998-2001 Dodge Ram 1500 without Sport Package, 1998-2001 Dodge Ram 2500 below 8500 lb GVW without Sport Package, 1998-2001 Dodge Ram 3500 below 8500 lb GVW without Sport Package, and 2002 Dodge Ram 2500 and 2002 Dodge Ram 3500. The offset 2.5-inch inlet and outlet configuration supports a factory-style exhaust layout while maintaining the OE-style sound profile associated with the Quiet-Flow SS line.

This muffler is built for buyers searching for a Dodge Ram muffler replacement, a stainless steel exhaust muffler for Ram 2500, or a direct-fit muffler for Ram 3500 applications. Part Number 21351 also cross-references OSC 2273 for the same application.

What It Helps Address

• Rust or corrosion in an original muffler body
• Exhaust noise from a damaged or deteriorated muffler
• Restricted exhaust flow caused by internal muffler wear
• Fitment issues when replacing a factory-style Ram muffler
• Need for a stainless-steel replacement on select Dodge Ram trucks

Installation Notes and Tips

Verify the vehicle’s year, model, GVW, and Sport Package status before ordering. This muffler uses pipe-connection inlet and outlet ends with offset configuration, so match the exhaust routing and pipe diameter to the existing system. Because it is a specific-fit part, confirm clearance for the 37.5-inch overall length and the oval body dimensions during installation.

Quality Assurance

Walker Quiet-Flow SS mufflers are built with stainless-steel construction and are positioned by the manufacturer as premium replacement mufflers with OE-style sound and precise fitment. Part Number 21351 is listed with a limited lifetime warranty for the confirmed Dodge Ram applications shown above.