What is the black box under back bumper% blows black smoke onto back of car
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2000 Hyundai Tiburon Question: black box under back bumper opposite muffler
Answer #1patrick mannion from Greg Solow's Engine Room, January 06, 2011, 00:28Master
That is the exhaust box some people call it a muffler. It allows burned gas out of the engine through a catalytic converter where the gasses are some what neutralized and exit the rear of the car. It should not have excess oil deposits unless the engine has issues.