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  • 1/8 NPT Plug
  • 1/8 NPT Plug

1/8 NPT Plug

$2.75
$2.75
Shipping calculated at checkout.

1/8 NPT Plug

Sometimes the smallest part makes the biggest difference. Seal off an unused port cleanly and confidently with this 1/8 NPT plug from BSI Inc.

Features & Benefits

  • Standard 1/8 NPT Male Thread — Uses the National Pipe Taper thread standard for a reliable, self-sealing fit in any compatible port on turbos, manifolds, fuel systems, and more.
  • Hex Head Design — Flat hex profile lets you install and remove the plug with a standard wrench or socket, no special tooling required.
  • Versatile Application — Ideal for blocking off unused sensor ports, oil feed and drain ports, boost taps, and gauge bungs across all kinds of turbo builds — gas, diesel, street, or race.
  • Compact & Reusable — Keep a few on hand; they're an inexpensive staple that earns its place in every builder's parts bin.
  • Sourced by BSI Inc. — Backed by a Canadian performance hardware supplier that knows what turbo builds actually need.

Whether you're tidying up a fresh manifold, capping a spare port during a build, or just keeping things clean between swaps, this 1/8 NPT plug is the no-fuss solution you reach for without a second thought.

FAQ

What is this 1/8 NPT plug used for?

It is used to block off unused compatible ports, including sensor ports, oil feed and drain ports, boost taps, and gauge bungs.

What thread type does this plug use?

It uses a standard 1/8 NPT male thread based on the National Pipe Taper thread standard.

Do I need special tools to install it?

No. The hex head design lets you install and remove the plug with a standard wrench or socket.