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Wtf are they?

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Old 09-19-2011, 12:20 AM
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Default Wtf are they?
Nyone who has crawled under their ecoboost has probably seen them. Those chambers welded to the exhaust pipes directly after the cats. They are a different shape on each side. Maybe to silence turbo sound?
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Old 09-19-2011, 07:20 AM
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resonators. to deaden exhaust sound.
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