Quick answer
Replace your exhaust hanger bushings when you see cracks, stretching, or missing chunks, or when the exhaust rattles and moves more than it should. Stiffer polyurethane bushings, like the REMARK Exhaust Hanger Bushing, hold the system more firmly and reduce unwanted noise and vibration.
Why stiffer bushings help (and what they won't fix)
Factory rubber hangers are designed for comfort, so they allow the exhaust to move. Over time, heat and age make them soft, cracked, or stretched. A stiffer polyurethane bushing limits that movement, which can quiet rattles and keep the exhaust aligned. But if the rattle comes from a loose heat shield, a failed flex pipe, or a missing bolt, new hangers won't solve it. Check those parts first.
When to replace vs. when to upgrade
Replace bushings if they are visibly worn, cracked, or if the exhaust hangs lower on one side. Upgrading to polyurethane is a good idea if you have installed a stiffer aftermarket exhaust or drive on rough roads and want less movement. Keep in mind that stiffer bushings can transfer a little more vibration into the cabin, especially at idle. That's a normal trade-off for better control.
Step-by-step exhaust hanger bushing replacement
- Inspect and confirm the source of the rattle: With the car cold, push and pull the exhaust tips and look at each hanger. Worn bushings will look cracked, stretched, or oily. Also check for loose heat shields and tight clearance to the body. Common mistake: replacing bushings when the real noise is a loose heat shield or a broken bracket. Fix the actual source before buying parts.
- Support the exhaust and remove the old hanger: Use a jack stand or a strap to hold the exhaust at ride height. Unbolt or pry the old bushing off the hanger rod. If it's stuck, apply a little silicone spray and twist. Common mistake: letting the exhaust hang unsupported, which can stress the flex pipe or downpipe. Never let the exhaust hang by the flex joint.
- Compare the new bushing to the old one: Check the hole size and overall length. The REMARK Exhaust Hanger Bushing is sold individually, so measure your original before ordering. Common mistake: assuming all hangers are the same size—they vary by position and car model. Measure twice, order once.
- Install the new bushing: Lubricate the new bushing with silicone grease and push it onto the hanger rod and bracket. Make sure it seats fully and the exhaust sits level. Common mistake: forcing a dry bushing, which can tear the polyurethane. Silicone grease makes installation easier and prevents damage.
- Check clearance and test drive: With the car on the ground, shake the exhaust and check for any contact with the body or suspension. Start the engine and listen for new vibrations. Common mistake: skipping the test drive—stiffer bushings can reveal other loose parts. Recheck clearance after a short drive.
Product facts
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REMARK Exhaust Hanger Bushing: REMARK hangers are designed to reduce movements, unwanted noise and vibration, and are 50% stiffer than factory hangers. That extra stiffness helps keep the exhaust steady, which can cut down on rattles and prevent the system from shifting under load.
REMARK Exhaust Hanger Bushing