Walker 18349 Exhaust Muffler

Walker SoundFX Direct Fit Muffler for Volvo

Walker SoundFX Direct Fit muffler Part Number 18349 is a specific-fit exhaust muffler built for select Volvo 740, 745, 760, 780, and 940 applications. It uses 100% aluminized steel for improved service life versus low-carbon steel and is shaped for a clean OE-style appearance with controlled exhaust acoustics.

Key Features

• Specific-fit exhaust muffler for select Volvo applications
• Oval combination muffler design
• 100% aluminized steel body and finish
• Mechanical interior joints for added durability
• Spun-locked heads for a secure construction
• 1 inlet, 1 outlet, pipe connection design
• 2 in. inlet and 2 in. outlet sizing
• Offset inlet and center outlet configuration

Product Details

Walker SoundFX Direct Fit is the brand line for buyers who want a direct replacement muffler with practical fitment and controlled sound characteristics. This muffler is built with an oval steel body, 20.75 in. overall length, 8.813 in. body width, and 4.25 in. body height, making it a straightforward replacement for the listed Volvo exhaust applications. Part Number 18349 is also cross-referenced to 235-003 and 28259 for the same application.

Compatible With select Volvo 740, Volvo 745, Volvo 760, Volvo 780, and Volvo 940 exhaust systems, this muffler is listed for 1983-1995 model years depending on vehicle and required direct-fit component. Fits 1985-1987 Volvo 740, N/A; Fits 1988-1989 Volvo 740, N/A; Fits 1990 Volvo 740, N/A; Fits 1991-1992 Volvo 740, N/A; Fits 1985 Volvo 745, N/A; Fits 1983-1987 Volvo 760, N/A; Fits 1987 Volvo 780, N/A; Fits 1991-1995 Volvo 940, N/A. Required companion parts are noted in the fitment data for each application.

Common Uses

• Replacing a rusted or perforated muffler on a Volvo 740, 745, 760, 780, or 940
• Restoring exhaust flow after a failed factory muffler
• Addressing exhaust noise from internal muffler deterioration
• Returning the vehicle to a cleaner, direct-fit exhaust layout
• Matching the original pipe connection style on listed Volvo models

Installation Notes

Verify the required companion part listed for your exact Volvo application before installation. This muffler uses pipe connections with a 2 in. inlet and 2 in. outlet, plus an offset inlet and center outlet configuration. Confirm exhaust routing, hanger alignment, and available clearance against the vehicle’s existing system before final assembly.

Quality Assurance

Walker builds this SoundFX muffler with aluminized steel, mechanical interior joints, and spun-locked heads to support long-term durability in exhaust service. The construction is intended to provide a quality appearance and consistent acoustics for the listed Volvo fitments.