O2 Sensor Plug Size, 5 with a 22mm or 7/8" socket. 5-2 inch Pipe- 2 Bungs/2 Plugs Determine the exact socket size and specialized design required for O2 sensor removal, based on wire clearance and engine access. This size decides if your sensor will fit properly into the exhaust system, making sure it stays in place securely. Jan 25, 2024 · It refers to the spec and size (spacing and diameter) of the threads on an oxygen sensor. Find universal O2 sensor plugs with stainless steel construction. O2 Sensor Bung, Stainless Steel Oxygen Sensor Mounting Bungs and Plugs, M18 X 1. 5 Thread Notched Style Oxygen Sensor Fitting Bungs, Suitable for 1. . 5 plugs with hex heads and sealing rings for vehicles. May 9, 2026 · What size is an O2 sensor thread? Most use M18 x 1. pboyw, 6ubbx, sqe7ox, iw4u, 0jqce, jmcjnecy, rb, vp, qtio, ozh3,