MagnaFlow threaded oxygen sensor bungs sold as a 20-pack, engineered to allow installation of oxygen sensors in custom exhaust systems or to replace damaged bungs. Manufactured from durable stainless steel for longevity, these threaded bosses simplify adding or relocating O2 sensors along fabricated piping. The product line is noted as backed by a limited lifetime warranty in manufacturer materials.
MagnaFlow Thrd O2 Sensor Boss 20-Pk