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O2 Sensor Bung Kits and Caps

Deleting your O2 sensors? Or need to update the the size of your bungs? We got you covered. Don’t be limited on what pipes you can and can’t run, these allow you to run the stock o2 sensors on later Delphi bikes. Also for use of aftermarket tuning systems that utilize an auto-tune feature. Offering 12mm Bungs, 45 degree 18mm Bungs, and stainless steel caps for both 12 and 18mm fitments.


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Weight 1.00 lbs
Dimensions 2 × 2 × 1 in
Select O2 Size

12mm Bung Kit, 12mm Caps, 18mm 45 Degree Bung Kit, 18mm Caps


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12mm O2 Bung Caps


12mm O2 Bung Caps

These 12mm stainless steel plugs allow you to cap off the existing bungs