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Parts for your 2012 Nissan Pathfinder-Exhaust mount
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2012 Nissan Pathfinder exhaust-mount: what it does and how to look after it
Yes, the 2012 Nissan Pathfinder uses exhaust mounts (also called exhaust hanger insulators). This is documented in the Nissan Pathfinder R51 Service Manual under the Exhaust System (EX) section, and reflected in Nissan’s parts catalogues that list rubber “insulator – exhaust” pieces and hanger brackets for this model. Aftermarket fitment guides from major exhaust suppliers for 2005–2012 Pathfinder models also specify replacement hangers, confirming these mounts are standard equipment.
On a 2012 Pathfinder, the exhaust mounts carry the weight of the pipes, mufflers and (where fitted) the front flex section, while isolating vibration so the cabin stays quiet. They keep the system aligned, maintain safe clearance from the body, towbar and suspension, and help the exhaust move slightly with engine torque without banging on crossmembers. In short, they protect comfort and components, both on-road and when the wagon cops a rough track.
As part of regular servicing, it’s smart to check the exhaust mounts whenever the vehicle’s on a hoist. Rubber lives a hard life near heat and road grime, so ageing and oil contamination can make it go soft, crack, or tear. If the tailpipe looks low or skewed, or there’s a hollow knock over bumps, rattles at idle, or a droney boom at certain revs, the mounts are prime suspects.
- Inspect every service or 20,000 km for perishing, splits, elongation of holes, and hardening.
- Replace in pairs on the same section to keep alignment even.
- Support the exhaust with a stand, spray silicone on the pegs, then slide the old rubbers off.
- Refit quality OEM-equivalent rubbers, very stiff polyurethane can add cabin NVH on this model.
- After install, check clearances all round and ensure no contact with heat shields or the towbar.
If a mount has failed, don’t put it off, the extra load can crack welds or stress the flex joint. Use fresh hardware if the bracket bolts are rusty, and tighten to the workshop manual specs. A quick post-drive recheck the following week helps catch any settling.
For Pathfinders that tow or see off-road use, more frequent inspections pay off. Keeping those humble rubber hangers healthy is an easy win for quieter trips and longer exhaust life.
Popular questions about 2012 Nissan Pathfinder exhaust-mount
How often should the exhaust mounts be replaced?
There’s no fixed interval, but checking them at every service is a good habit. Many last years, yet heat, age and oil can shorten life. If there’s sagging, cracks, or rattles, replace straight away rather than waiting for a scheduled interval.
Can worn exhaust mounts cause vibration or drone?
They can. When the rubber softens or tears, the exhaust can touch the body or sit off-centre, transmitting vibration and creating boomy notes at certain revs. Fresh, correctly sized mounts usually restore quiet operation.
Are stiffer aftermarket mounts a good idea for towing?
Sometimes, but it’s a trade-off. Slightly firmer mounts can help maintain alignment under load, yet very stiff options may increase noise and harshness in the cabin. For most NZ and Aussie Pathfinders, quality OEM-style rubber mounts are the sweet spot.
