AN O-Ring Boss (or ORB) fittings are a design which uses a threaded section with a sealing O-Ring. We have a range of boss adapters to most other fittings as well as O-Ring port fittings for things such as turbo drains.
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AN O-Ring Boss (or ORB) fittings are a design which uses a threaded section with a sealing O-Ring. We have a range of boss adapters to most other fittings as well as O-Ring port fittings for things such as turbo drains.