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Collector Attachment
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Collector Diameter (in.)
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Gaskets Included
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Filter Options
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Hedman Oxygen Sensor Reducers

4.19 out of 5 stars 62 Customer Reviews

Hedman oxygen sensor reducers allow you to retain an oxygen sensor when you add on headers. They come with all the necessary flanges, gaskets, and hardware needed to adapt your exhaust to your headers.

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