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Stainless Steel Sensor Plug & Weld Bung for O2 Sensor

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On cars with catalytic converters, the air/fuel ratio must be measured before the converter by installing the sensor in a bung welded into the exhaust pipe. One bung and plug set is included with the LM-1 kit (part #3875). Thread is standard 18x1.5mm.

Qty
Part No.
Price
Stock Status
3877-PLUG
$9.99
Not In Stock
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