Walker 31633 Exhaust Pipe Flange Gasket - Y-Pipe To Converter

Walker 31633 Exhaust Pipe Flange Gasket

Walker 31633 is a ring-style exhaust pipe flange gasket built with a metal outer structure and fiber core for sealing exhaust joints at the flange connection. It is sized with a 2.25-inch inside diameter, 2.625-inch outside diameter, and 0.17-inch thickness for a precise fit in supported Honda, Acura, and Isuzu exhaust applications.

Use this gasket when servicing exhaust pipe flange connections on vehicles such as the Honda HR-V, Honda Pilot, Acura MDX, Acura CL, Honda Accord, Honda Prelude, and Isuzu Trooper. Walker 31633 is made to work with OE exhaust components and Walker aftermarket replacement parts.

Key Features

• Ring-style exhaust pipe flange gasket
• Metal with fiber core construction
• 2.25-inch inside diameter for supported flange joints
• 2.625-inch outside diameter and 0.17-inch thickness
• Designed for OE exhaust components and Walker replacement parts
• Walker 31633 fitment covers multiple Honda, Acura, and Isuzu applications

Detailed Description

Walker 31633 is an exhaust pipe flange gasket used to seal the connection between exhaust components at the flange. The ring design and metal-with-fiber-core construction help create a stable sealing surface at the joint, which is important when replacing worn exhaust gaskets during repair work. This part number is commonly searched for Honda Accord exhaust flange gasket, Honda Pilot Y-pipe to converter gasket, and Acura MDX exhaust gasket applications.

This part cross-references BRExhaust 256-109 and 256-287 for the same application. Walker 31633 also appears in searches for Acura CL exhaust pipe flange gasket and Honda HR-V exhaust sealing replacement, making it a practical choice for technicians and DIY repairs focused on restoring a proper exhaust seal.

What It Helps Fix

• Exhaust leaks at the flange connection
• Noise from a failing exhaust joint
• Soot or residue around the exhaust flange
• Loss of sealing after exhaust service
• Replacement of a compressed or damaged flange gasket

Installation Notes and Tips

Install Walker 31633 at the exhaust flange mating surface after removing the old gasket and cleaning both sealing faces. Confirm the gasket dimensions match the flange opening before assembly, and align the exhaust components carefully to avoid uneven loading at the joint. For fitment-specific searches, this part fits 2003-2004 Honda Pilot, Y-Pipe To Converter; fits 2001-2002 Acura MDX, Y-Pipe To Converter; and fits 2016-2022 Honda HR-V, N/A.

Additional confirmed applications include fits 1997-1999 Acura CL, N/A; fits 1994-1997 Honda Accord, N/A; fits 1996-1997 Honda Accord, N/A; fits 1992-1996 Honda Prelude, N/A; and fits 1989-1991 Isuzu Trooper, N/A.

Quality Assurance

Walker supplies exhaust sealing components intended to align with OE-style exhaust service requirements and Walker replacement systems. Part number 31633 is built for supported flange applications where a properly sized gasket is required for exhaust repair.