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Build Your Own Cooler

Build your own oil, engine oil, transmission oil, hydraulic oil, liquid to liquid cooler.  Select diameter, length, connection, and upgrades and options, add to cart and check out.

Standard Cooler Specs:
  • 2 1/8" diameter Standard Series
  • Bundle Length: 5", 6", 9", 12", 15", 18", 24", 30"
  • Overall Length: Add 3" to Bundle Length
  • Working pressure up to 150 PSI on the oil (inner) connections
  • Oil (inner) Connection Inlet/Outlet Options: 1/4", 3/8", 1/2", 3/4", 1", or 1 1/4" NPT
  • Push On Water (end) Connection Inlet/Outlet Options: 1/2", 3/4", 1", or 1 1/4" 
  • Upgrade to Copper Nickel Core (CuNi)
  • Add a zinc and ground lug (add 1" to overall length)
High Pressure Cooler Specs:
  • 2 1/8" diameter Standard Series, 3 1/8" Full Size Series, and 4 1/8" Jumbo Series
  • Bundle Length: 5", 6", 9", 12", 15", 18", 24", 30"
  • Overall Length: Add 3" to Bundle Length
  • Working pressure up to 425 PSI on the oil (inner) connections
  • Oil (inner) Connection Inlet/Outlet Options: 1/4", 3/8", 1/2", 3/4", 1", or 1 1/4" NPT
  • Push On Water (end) Connection Inlet/Outlet Options: 1/2", 3/4", 1", or 1 1/4", 1 1/2", 2"
  • Upgrade to Threaded Water (end) Connection Inlet/Outlet Options: 1/2", 3/4", 1", 1 1/4", 1 1/2", 2", 2 1/2", or 3" NPT
  • Upgrade to Copper Nickel Core (CuNi)
  • Add a zinc and ground lug (add 1" to overall length)
  • 3 1/8" Full Size Series and 4 1/8" Jumbo Series with threaded end connections comes with zinc and ground lug




2 In High Press Cooler NPT Connections
2 Inch Diameter Standard Series High Pressure Coolers with NPT Water Connections
3 In High Press Cooler NPT Conn
3 Inch Diameter Full Size Series High Pressure Coolers with NPT Water Connections
4 In High Press Cooler NPT Conn
4 Inch Diameter Jumbo Series High Pressure Coolers with NPT Water Connections
Standard Oil Coolers
Standard Marine Oil Coolers for Engine and Transmission Oil
Custom Oil Coolers
Custom Marine Oil Coolers for Engine and Transmission Oil
High Pressure Oil Coolers
Custom High Pressure Marine Oil Coolers for Engine and Transmission Oil
To place an order please use our secure online ordering. Call (267) 982-2192 or email (boatman@inetmarine.com) if you have questions about a product or need help placing an order. 
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