Standard oxygen sensor weld bung designed for installing O2 sensors in exhaust systems. Manufactured from 304 stainless steel for durability and corrosion resistance, this bung is suitable for both street and performance applications and accepts standard M18 x 1.5 oxygen sensors.

• Thread size: M18 x 1.5
• Fits standard O2 sensors
• 304 stainless steel construction
• Weld-in design for exhaust systems
• Suitable for street and performance use
• Sold individually