Freeze Plug Factory

The Freeze Plug Factory is the official online distributor of Prokar Products, a manufacturing company started in 1967 that expanded into the US twenty years later in 1987. We are dedicated to provide quality freeze plugs to all engine re-builders and auto parts distributor warehouses.

We stock over 360 freeze plug kits in different materials and finishes:

  • brass
  • steel
  • stainless steel

We carry metric and standard sizes and also concave plugs.

Looking for a special hard to get plug or engine plug kit?

The Freeze Plug Factory can get it as we can Customize Any Size Or Kit To Meet Your Needs. If you are new to Freeze Plug Factory, get your Free Sample 1 5/8 Freeze Plug sent out immediately! Just begin by clicking free sample and you are on your way!