Earl's Performance SSOXY018ERL Oxygen Sensor Weld Bung - Stainless Steel 18mm x 1.5

The Earl's Performance SSOXY018ERL is a stainless steel oxygen sensor weld bung designed for adding an O2 sensor when converting to EFI or installing a wideband air/fuel gauge for tuning applications. This precision-manufactured weld fitting provides a permanent, professional mounting solution for exhaust system modifications.

Key Features:

• 18mm x 1.5 thread size fits most factory and aftermarket O2 sensors from GM, Ford, Chrysler, and most import vehicles
• Stainless steel construction matches stainless exhaust systems and resists corrosion
• Features recessed step design for easy installation by drilling a hole in the exhaust system and welding the fitting in place
• Universal fitment for virtually all screw-in style oxygen sensors
• Sold individually

Installation Notes:

• Requires welding and a hole to be drilled into the exhaust; oxygen sensors need to be mounted with the tip pointed on a downward angle
• A minimum of 10 degrees from horizontal and 15 degrees from perpendicular is recommended

Whether you're upgrading to electronic fuel injection or fine-tuning a carbureted engine with air/fuel monitoring, this Earl's Performance weld bung provides a durable, permanent solution for mounting oxygen sensors in your exhaust system.