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Edelbrock socket head pipe plugs (part #9128) are 1/4" NPT gloss black plugs sold as a pair for filling unused holes in intake manifolds, nitrous systems, or similar plumbing. Offered in a black finish, these maintenance‑oriented plugs provide a neat, serviceable closure for threaded ports and are available in multiple sizes and pack quantities to suit various applications.
Edelbrock 1/4 Pipe Plug 1Pr
