PLM Oxygen O2 Sensor Bung Clamp - No Weld Design

PLM Oxygen O2 Sensor Bung Clamp - No Weld Design This O2 sensor bung & clamp is the most clever and easiest way to add an O2 sensor or wideband sensor in your exhaust system.  No Weld Design.  100% Clamp On. Available in 2.5" or 3.0" sizes. Each kit includes: One exhaust clamp with welded O2 bung Hardware - 2 bolts & nuts High quality 10.9 grade hardware Gasket for leak free installation Installation note:  Drilling a hole in your exhaust system to insert the O2 sensor is required.  No welding needed.