Doug's Headers Smithy's Muffler Length Inlet/Outlet

Doug's Headers Smithy's glasspack mufflers give classic and custom builds a straight-through performance exhaust sound. The Smithy's design is known as the world's oldest performance muffler. It is a universal-fit performance muffler for hot rods, resto-rods, and 1950s-style customs.

Key Features:

• Glasspack straight-through design for strong performance and a classic tone
• Double end cap construction for the traditional Smithy's look
• Round seamed steel case with a painted hammertone-style finish for protection and appearance
• Matching inlet and outlet for straightforward installation in a custom exhaust system
• Universal fit for custom exhaust applications

Doug's Headers has been a respected name in the header and exhaust industry since the 1960s. Choose the Smithy's muffler for authentic vintage styling and a deep, aggressive exhaust note. Select the inlet/outlet diameter and case length you need from the available options.

Not legal for sale or use in California on pollution-controlled motor vehicles.