Walker 31724 Exhaust Pipe Flange Gasket - Left Converter To Y-Pipe

Exhaust Pipe Flange Gasket for OE-Style Repair

Walker 31724 is an exhaust pipe flange gasket built for sealing repairs at the exhaust connection point. It uses perforated metal with a fiber core and fire ring to help maintain a tight seal between mating exhaust components on supported Honda, Acura, and Saturn applications.

Use this gasket when servicing exhaust joints on vehicles such as the Honda Odyssey, Honda Pilot, Honda Ridgeline, Honda Accord, Acura MDX, Acura TL, and Saturn Vue. Walker 31724 is made to work with OE exhaust components and Walker aftermarket replacement parts.

Key Features

• Part number: 31724
• 4-bolt exhaust pipe flange gasket design
• Perforated metal construction with fiber core and fire ring
• Thickness: 0.063 in.
• Bolt hole diameter: 0.375 in.
• Port dimensions: 3.375 in. length x 1.875 in. width
• Bolt hole center spacing: 4 in., 2.5 in., and 2.375 in.
• Designed for use with OE exhaust components and Walker replacement parts

Detailed Description

Walker 31724 is an exhaust flange gasket for sealing the joint between exhaust pipe connections where a 4-bolt pattern is used. The perforated metal body, fiber core, and fire ring are selected to support a secure seal at the exhaust flange, helping maintain exhaust system integrity during repair work. This part number 31724 is a direct-fit style sealing component for a range of import and domestic applications, including Honda Odyssey, Honda Pilot, Honda Ridgeline, Honda Accord, Acura MDX, Acura TL, and Saturn Vue.

This part cross-references BRExhaust 256-1137 for the same application.

What It Helps Fix

• Exhaust leaks at a flange connection
• Noise from a leaking exhaust joint
• Soot or residue around the exhaust mating surface
• Loss of sealing after exhaust service
• Fitment issues when replacing a worn flange gasket on supported Honda, Acura, or Saturn vehicles

Installation Notes and Tips

• Confirm the flange pattern, bolt hole spacing, and port dimensions before installation.
• Inspect the mating surfaces for warping, corrosion, or debris before installing the gasket.
• Use on the listed applications, including Fits 2005-2010 Honda Odyssey, Left Converter To Y-Pipe; Fits 2003-2009 Acura MDX; Fits 2004-2008 Acura TL; Fits 2005-2008 Honda Pilot; Fits 2006-2008 Honda Ridgeline; Fits 2003-2007 Honda Accord; and Fits 2004-2007 Saturn Vue.
• For Honda Odyssey applications, this gasket also fits the left converter to Y-pipe position on 2005-2010 models.

Quality Assurance

Walker designs its gaskets and flanges to work with OE exhaust components and Walker aftermarket replacement parts, supporting a repair-focused fit and sealing approach for the listed applications. Part number 31724 is built to match the specified flange dimensions and sealing style for compatible exhaust repairs.