Parts for your 2015 Nissan Pathfinder-Exhaust mount

2015 Nissan Pathfinder Exhaust Mounts

Exhaust mounts are absolutely used on the 2015 Nissan Pathfinder (R52). Nissan’s Factory Service Manual for the R52 (Section EX: Exhaust System) details the exhaust system being suspended from the body by rubber insulators and brackets, and the Nissan Electronic Parts Catalog lists multiple “insulator—muffler/exhaust” items for this model year. Those technical sources confirm the exhaust assembly relies on dedicated rubber mounts to isolate vibration and keep the pipes and mufflers in the correct position.

On a 2015 Pathfinder, the exhaust mounts (often called hangers or insulators) do the quiet, unglamorous job of holding the exhaust up while soaking up vibration so it doesn’t buzz through the cabin. They stop the rear muffler and centre pipe from thumping the underbody over bumps and help prevent stress cracks at flanges and welds. When these rubber mounts harden, crack, or stretch, the exhaust can sag, knock on the subframe, or add a droning vibration at idle and on the motorway.

Servicing-wise, it pays to treat exhaust mounts as consumables. A sensible approach is to inspect them at every service or at least every 20,000–30,000 kilometres, especially if the vehicle tows, sees corrugated roads, or does lots of short, hot–cold trips. Look for perished rubber, splits, ovalised holes, or shiny rub marks where the system has been contacting the body. If one mount is failing, check the others and the metal brackets, replacing mounts in pairs or as a set can save repeat visits.

Replacement is straightforward with the right technique. Support the exhaust, unbolt the relevant bracket if needed, and use silicone spray to slide the old insulators off—avoid petroleum-based lubricants that can degrade rubber. Fit quality OEM-spec rubber insulators for factory comfort, or carefully consider polyurethane options if extra support is needed (noting they can transmit more vibration). After refitting, ensure there’s even clearance around the tailpipe, towbar, and heat shields, and that the system sits level without preload. Any bracket bolts should be tightened to the factory specification listed in the service manual, overtightening can deform brackets and cause new knocks.

Early warning signs that a 2015 Pathfinder’s exhaust mounts need attention include:

• Thudding or clunks over speed humps or driveway entries
• Visible droop or a tailpipe that sits off-centre in the bumper cut-out
• New cabin vibration at idle or under load
• Exhaust tip contacting the bumper and melting the trim

Staying on top of these simple rubber parts helps the Pathfinder stay quiet, protects the exhaust from cracking, and keeps everything compliant for a Roadworthy/WOF.

Popular questions about 2015 Nissan Pathfinder exhaust mounts

How often should the exhaust mounts be replaced?
There’s no fixed interval, but inspecting them at each service or roughly every 20,000–30,000 km is smart. Replace at the first signs of perishing, sag, or knocking. Vehicles that tow or drive on rough roads may need mounts sooner.

Can they drive with a broken exhaust hanger?
It’s not recommended. A failed mount can let the exhaust hit the body, damage heat shields, or stress other joints and gaskets. If one lets go, reduce driving and have it repaired promptly to avoid bigger bills.

Do aftermarket polyurethane mounts suit the Pathfinder?
They can, but they’re stiffer. That firmness helps support heavy systems or tow setups, yet may add a touch of vibration. Many owners prefer OEM-style rubber for comfort and NVH similar to factory.