Parts for your 2011 Honda Odyssey-Exhaust mount

2011 Honda Odyssey exhaust-mount — purpose, checks and replacement

According to the Honda 2011 Odyssey Service Manual (Exhaust System section) and the Honda electronic parts catalogue, the Odyssey’s exhaust is supported by several rubber exhaust mounts (often called hangers) along the pipe and muffler. Major aftermarket catalogues also list direct-fit hangers for this model. So yes — an exhaust-mount is fitted and absolutely relevant on a 2011 Honda Odyssey.

The exhaust-mount’s job is to hold the exhaust in the correct position while isolating vibration so it doesn’t boom through the cabin. On the Odyssey, those rubber hangers take the weight of the mid-pipe and muffler and let the system flex slightly as the engine moves, preventing metal-on-metal knocks and protecting joints and gaskets from stress.

With age, heat and a bit of coastal life, the rubber perishes and stretches. That’s when the Odyssey can start to rattle over bumps, thud on take-off, or show a droopy tailpipe. Leaving it too long can crack welds or stress flanges, turning a cheap fix into a bigger exhaust repair.

• Tell-tale signs it’s time: knocking noises under the rear floor, visible cracks in the rubber, elongated holes in the hanger, a sagging or off-centre muffler, or fresh witness marks where the exhaust has touched the subframe or heat shields.
• Good service habit: during routine servicing (every 10,000–15,000 km), do a quick visual check of each mount. Expect many originals to be tired by the 8–12 year mark, especially if the vehicle tows, does short trips, or has had oil leaks onto the rubber.

Replacement is straightforward for a trained tech: support the exhaust so there’s no strain, spritz the old rubber with silicone spray, lever it off the pegs, and slip on new OEM-quality EPDM mounts. Refit any brackets and tighten to the factory spec, then confirm there’s proper clearance around the subframe, sway bar and heat shields. It’s smart to replace mounts in pairs on the same section so the height and alignment match. Avoid super-hard universal polyurethane unless chasing a very firm setup — it can add NVH inside the cabin. If an Odyssey lives near the coast, consider checking the metal hanger pegs for surface rust and cleaning them so the new rubber isn’t cut up on installation.

The upside: fresh mounts are inexpensive, quick to fit, and restore that smooth, quiet feel the Odyssey is known for.

Popular questions about 2011 Honda Odyssey exhaust-mount

How often should the Odyssey’s exhaust mounts be replaced?

There’s no fixed kilometre interval. They’re inspected at each service and replaced when cracked, stretched, or when the exhaust sits off-centre or knocks. Many last 100,000–200,000 km, but heat, oil contamination and rough roads can shorten that.

Can universal exhaust hangers be used on a 2011 Odyssey?

Universal hangers can work in a pinch, but the shape and offset matter for clearance. OE-style hangers tend to position the muffler correctly and keep cabin noise down, so they’re the safer choice for everyday family use.

What causes exhaust-mounts to fail on this model?

Heat cycles, age-related hardening, oil soak from leaks, and extra weight or movement from towing or rough roads. Once the rubber perishes, the holes elongate and the system sags, which is when knocks and rattles begin.