koso m18 weld in o2 oxygen sensor bung plug set BS90 Can be used with 160mm

Can be used with 160mm to 180mm diameter headlamps

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koso m18 weld in o2 oxygen sensor bung plug set BS90 Can be used with 160mmKoso M18 Weld In O2 Oxygen Sensor Bung & Plug Set The Koso weld in oxygen sensor bung is used in for custom exhaust applications. Designed to accommodate 18mm oxygen sensors, this durable plain steel bung ensures a secure and reliable fit for your O2 sensor needs. Comes with plug and washer fitting the sensor bung for when it is not in use. Features: Made from plain steel Easy to weld M18x1. 5 thread size Sold in set with bung, plug and washer