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The Stainless Bros M18x1.5 O2 sensor bung plug with copper washer offers a threaded M18x1.5 sealing plug for oxygen sensor ports and includes a copper washer for improved sealing. Machined to fit standard M18x1.5 threads, the plug closes off unused sensor ports while the copper washer helps form a tighter seal. It provides a compact, serviceable option for blocking or sealing sensor openings.
Stainless Bros M18x1.5 O2 Sensor Bung Plug w/ Copper Washer
