AEM Electronics No-Weld O2 Oxygen Sensor Bung Mount 2.0" Lighting Will I need to weld

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AEM Electronics No-Weld O2 Oxygen Sensor Bung Mount 2.0" Lighting Will I need to weldAEM No Weld O2 Sensor Mount requires no welding at all. Installation is quick and easy. Simply drill a hole in the exhaust piping, install the gasket, and bolt on the clamp. If you need to install an oxygen sensor and welding is not available, this solution is a life saver. You can have a wideband installed in your car in minutes. NOTE: Oxygen sensor sold separately Quick and easy No welding required Gasket included Fits 1. 75" to 2. 0"