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The Stainless Bros M18x1.5 O2 sensor step-type bung is a stainless sensor boss designed to accommodate stepped tubing or to provide a transition for sensor installation. It offers an M18x1.5 threaded port for oxygen sensors and is intended for custom exhaust fabrication where a stepped or offset sensor mounting location is required.
Stainless Bros M18x1.5 O2 Sensor Bung Step Type
