Engine, Intake, Exhaust Modifications to your Normally Aspirated Hyundai engine. Cold Air Intakes, Spark Plugs/wires, Cat back Exhaust...etc.

Rotten egg smell

Old Feb 1, 2012 | 01:03 PM
  #1  
YellowTiburon's Avatar
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Default Rotten egg smell

If your exhaust fumes smell horrible like rotten eggs or sulfur, does that mean the catalytic converter needs to be replaced?
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Old Feb 1, 2012 | 03:03 PM
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yes
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Old Feb 1, 2012 | 06:08 PM
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yes.



Have a close look at your exhaust manifold, it may be a free replacement from the dealership.



https://www.hyundaiaftermarket.org/f...ement-campaign
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Old Feb 1, 2012 | 06:47 PM
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Switch gas stations first. It may be the gas.
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