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12_4fcac542-efdf-4a19-aa19-f9266ff7c154 - Northline Parts

24V Oil Cooler Core 3959031 for Dodge 03-06 Ram 2500 3500 for Cummins 5.9L ISBe

Alligator_819_x_200_px - Northline Parts

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$137.49
Sale price  $137.49 Regular price 

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This 24V Oil Cooler Core is a high-quality aftermarket replacement part compatible with Dodge 03-06 Ram 2500 3500 and matches OEM Part# 3959031.

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I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Product Overview

This oil cooler core is engineered to provide efficient thermal management for Cummins 5.9L ISBe engines. By maintaining proper oil temperatures, it helps protect engine components from excessive heat and ensures reliable performance under heavy load conditions.

Key Features & Performance

  • Reliable Heat Dissipation: Optimized design ensures effective cooling for heavy-duty applications.
  • Rugged Build: Constructed from high-quality materials to resist leaks and environmental wear.
  • Direct Fitment: Designed to meet original equipment standards for a straightforward installation process.

Fitment & Compatibility

  • Compatible Models: Dodge Ram 2500, Dodge Ram 3500
  • Years Covered: 2003-2006
  • Engine Type: Cummins 5.9L ISBe

Technical Specifications

  • Part Number(s): 3959031
  • Voltage: 24V
  • Item Type: Oil Cooler Core

Frequently Asked Questions

  • Q: Is this part compatible with the 5.9L Cummins engine? A: Yes, this oil cooler core is specifically designed for the Cummins 5.9L ISBe used in Dodge Ram 2500 and 3500 models from 2003 to 2006.
  • Q: Does this unit replace part number 3959031? A: Yes, this is a direct aftermarket replacement for OEM part number 3959031.

Compatibility may vary by serial number. Verify fitment before purchase.

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Service was professional and easy to work with. They kept me updated on my order and recommended a different part when the one I originally picked wasn’t going to work. Everything showed up as expected and the process was smooth overall.

- Customer, Chris D.

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