Internal Allen Head Pipe Plug Fitting 3/8" NPT Black Anodized Pinit $3.40 SKU: PCE331.1037 We offer every pipe plug to fill your needs. Be it your nitrous system or intake manifold, we offer different sizes, quantities, and finishes to close the unused holes. Quantity -+ Add to Cart Details Brand:PCEPart Number:PCE331.1037Part Type:Plug and Cap Fittings Fitting Size :3/8" NPTHead Style:Internal AllenHex Key Size:8mmFitting Material:Steel... DetailsBackDetailsBrand:PCEPart Number:PCE331.1037Part Type:Plug and Cap Fittings Fitting Size :3/8" NPTHead Style:Internal AllenHex Key Size:8mmFitting Material:SteelFitting Finish:Black AnodizedQuantity:Sold individually.NotesAvailable in 3/8 NPT, 1/4 NPT and 1/8 NPTSee MoreSee Less