Precision-machined O2 sensor weld bungs made from high-quality 304 stainless steel for long-lasting durability and corrosion resistance. Designed with an M18 x 1.5 thread pitch to fit most common oxygen sensors used in both OEM and aftermarket applications. Ideal for installing wideband sensors, adding additional O2 ports, or replacing damaged factory bungs.

Sold as a pack of five.

• 304 stainless steel construction
• M18 x 1.5 thread pitch
• Fits wideband and narrowband O2 sensors
• Suitable for custom exhaust fabrication or repair
• Pack of 5