This unique fitting is the perfect solution for your custom oil catch can or fluid tank project! Our weld in plugs are machined from 6061 aluminum in a state of the art Haas mill creating a flawless finish. This plug allows you to easily drain your custom tank without the use of any tools and add a 1/8"NPT fitting and hose for remote draining. Custom anodizing is also now available!




  • 1/8" NPT female threads for drain hose connection
  • Plug seals with o-ring
  • Male side anodizing now available
  • Low profile
  • Free Shipping in the USA 



Plugs ship in 1-3 business days


Please contact us for orders of 25 or more to recieve a volume discount

Weld-on Drain Plug - Aluminum

Male Side Finish Color

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