The PLM O2 Sensor Bung O2-BUNG-MILD is an essential component for anyone adding an oxygen sensor to a custom or aftermarket exhaust system. Built from mild steel with a zinc finish, this bung is compatible with any sensor using a M18 x 1.5mm thread, including wideband O2 sensors used in tuning, diagnostics, or emissions monitoring.

Whether you're fabricating a downpipe, header, or test pipe, this weld-on bung offers a simple and durable way to install your O2 sensor right where you need it.

VEHICLE FITMENT

• Universal – fits all O2 sensors with M18 x 1.5mm threads

KEY FEATURES

• Constructed from mild steel for easy welding

• Zinc-plated finish to resist corrosion

• Thread size: M18 x 1.5mm

• Ideal for wideband O2 sensors and custom exhaust builds

• Compact and reliable fit

• Sold individually

Note: Welding required. Ensure proper sensor placement for accurate readings.