Parts for your 2006 Toyota Land cruiser-Exhaust mount

2006 Toyota Land Cruiser exhaust mount: what it does and when to replace it

Yes, the 2006 Toyota Land Cruiser uses exhaust mounts (also called exhaust hangers or insulators). Technical sources such as the Toyota Land Cruiser Repair Manual (exhaust system section) and the Toyota Electronic Parts Catalog diagrams list and illustrate multiple rubber insulators and brackets that suspend the exhaust under the vehicle. These mounts are fitted from the front pipe through to the muffler and tail section to control height, alignment and vibration.

On a 2006 Land Cruiser, the exhaust mounts do a few key jobs. They isolate engine and road vibrations so the cabin stays quiet, support the weight of the pipes and mufflers without stressing the manifolds, and allow for thermal expansion as the system heats and cools. Off-road, where a Cruiser gets twisted up and copped with mud and corrugations, good mounts stop the system from knocking on the chassis or rear bar and keep the tailpipe sitting where it should.

As part of regular servicing, it’s smart to give the mounts a once-over. The rubber can harden, crack or swell (especially if coated in oil or diesel), and the steel brackets can corrode. On an older 100/105 Series, even one tired insulator can make the whole system droop or thump over bumps.

• Check every service or 20,000 km for: cracked or perished rubber, sagging tailpipe height, shiny rub marks on the body, and loose or rusty brackets.
• Listen/feel for: dull knocks on take-off, rattles at idle, or extra drone on the motorway. Those are classic mount clues.
• Replace in pairs where practical. Use quality OEM-spec rubber, heavy-duty polyurethane suits rough touring but can transmit a touch more vibration.
• When fitting: support the exhaust with a stand, work on a cool system, lightly silicone-spray the pegs to slip the new insulators on, and recheck clearances around the crossmember, axle and rear bar. Tighten bracket hardware to workshop spec.

There’s no fixed expiry date, but many original mounts are ready for retirement after a decade or so, sooner if the vehicle tows, sees corrugations, or has an aftermarket system that’s a bit heavier. Fresh mounts protect the headers, cats and mufflers from stress, and stop that annoying tailpipe clunk that drives neighbours mad on cold starts.

Popular questions about 2006 Toyota Land Cruiser exhaust mounts

How many exhaust mounts are on a 2006 Land Cruiser?
It varies by engine and exhaust layout, but expect several rubber insulators spaced along the system from the front pipe to the tail section. Aftermarket systems may add or relocate mounts to improve support.

How often should the exhaust mounts be replaced?
There’s no strict interval. Inspect at every service. Replace when rubber shows cracks, hardening, elongation, or when the exhaust sags or knocks. Many owners find replacements are due somewhere in the 8–12 year range, earlier with heavy off-road or towing use.

Are heavy-duty polyurethane mounts a good idea?
For touring and off-road work they can add durability and reduce sag, especially with heavier stainless systems. The trade-off is a little extra vibration transmitted into the body compared to softer OEM-style rubber.