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

exhaust valve?

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Old 08-10-2001, 10:25 AM
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Default exhaust valve?

Anyone know where that exhaust valve is? Is it in the muffler or the piping? The valve that restricts the exhaust for low end power on the newer hyundais? rolleyes.gif
Old 08-10-2001, 02:29 PM
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It is in the round tube shaped resonator in your exhaust. it is not a "valve" just a restriction in the piping.
Old 08-10-2001, 03:04 PM
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Random...so it doesnt restrict more at low rpm? Cool...now methinks what to do to exhaust!
Old 08-12-2001, 10:38 PM
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On my 01 they told me there is a valve in the muffler itself. The valve is supposed to open at high rpms for less restriction. You know what I did with mine, Left it on the muffler shop floor after they took the torch to it.
Old 08-12-2001, 11:28 PM
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The part number for the muffler on the 2001 is the same as the 2000, so I think they were just pulling your leg, unless hyundai superceeded the old muffer with the new one.

Only way to tell would be to cut it open and check.

The round resonator in our exhaust actually narrows down to about 1.5' inside it. Even though it is about 3" outside. It creates backpressure to raise low end torque, but it does limit HP a tad on the top end (and suppress a bunch of noise).
Old 08-19-2001, 08:46 PM
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So has anyone confirmed this?




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