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
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Universal – fits all O2 sensors with M18 x 1.5mm threads
KEY FEATURES
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Constructed from mild steel for easy welding
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Zinc-plated finish to resist corrosion
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Thread size: M18 x 1.5mm
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Ideal for wideband O2 sensors and custom exhaust builds
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Compact and reliable fit
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Sold individually
Note: Welding required. Ensure proper sensor placement for accurate readings.