Oxygen Sensor Mounting Boss; Universal M18 x 1.5 Thread; Made from Mild Steel; Used for re-attaching O2 Sensor to any universal exhaust pipe application; Recessed design with .08" thick edge makes for easy use when re-attaching; Use with our #107 plug

• Used for re-attaching O2 Sensor to any universal exhaust pipe application
• Unique stepped design makes for an easy fit
• Standard M18 x 1.5 thread
• Made from mild steel
• Made in USA

Used for re-attaching O2 Sensor to any universal exhaust pipe applicationAfter Market Auto & More